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England, UK

Planting calendar for Sevenoaks

Last frost around 6 April, first frost around 16 November: about 224 frost-free days.

Last frost
6 April
on average
First frost
16 November
on average
Frost-free days
224
in a typical year

Sow now: November

See the whole year

Outdoors

Under cover

Nothing this month.

The year at a glance

When each crop can be sown in Sevenoaks. Tap a crop for exact dates and when it’s ready to harvest.

Sow outdoorsSow under cover (a greenhouse or polytunnel)
When to sow each crop in Sevenoaks, month by month. Each month says whether you can sow outdoors, under cover, or both.
CropJJanFFebMMarAAprMMayJJunJJulAAugSSepOOctNNovDDec
Fruiting
TomatoJanuary: Not this monthFebruary: Not this monthMarch: Not this monthApril: Sow under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow under coverAugust: Not this monthSeptember: Not this monthOctober: Not this monthNovember: Not this monthDecember: Not this month
ChilliJanuary: Not this monthFebruary: Not this monthMarch: Not this monthApril: Sow under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow under coverAugust: Not this monthSeptember: Not this monthOctober: Not this monthNovember: Not this monthDecember: Not this month
Sweet pepperJanuary: Not this monthFebruary: Not this monthMarch: Not this monthApril: Sow under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow under coverAugust: Not this monthSeptember: Not this monthOctober: Not this monthNovember: Not this monthDecember: Not this month
AubergineJanuary: Not this monthFebruary: Not this monthMarch: Not this monthApril: Sow under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow under coverAugust: Not this monthSeptember: Not this monthOctober: Not this monthNovember: Not this monthDecember: Not this month
CourgetteJanuary: Not this monthFebruary: Not this monthMarch: Not this monthApril: Sow under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow under coverAugust: Not this monthSeptember: Not this monthOctober: Not this monthNovember: Not this monthDecember: Not this month
CucumberJanuary: Not this monthFebruary: Not this monthMarch: Not this monthApril: Sow under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow under coverAugust: Not this monthSeptember: Not this monthOctober: Not this monthNovember: Not this monthDecember: Not this month
SquashJanuary: Not this monthFebruary: Not this monthMarch: Not this monthApril: Sow under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow under coverAugust: Not this monthSeptember: Not this monthOctober: Not this monthNovember: Not this monthDecember: Not this month
SweetcornJanuary: Not this monthFebruary: Not this monthMarch: Not this monthApril: Sow under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow under coverAugust: Not this monthSeptember: Not this monthOctober: Not this monthNovember: Not this monthDecember: Not this month
Roots
CarrotJanuary: Not this monthFebruary: Not this monthMarch: Sow under coverApril: Sow outdoors and under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow outdoors and under coverAugust: Not this monthSeptember: Not this monthOctober: Not this monthNovember: Not this monthDecember: Not this month
BeetrootJanuary: Not this monthFebruary: Not this monthMarch: Sow under coverApril: Sow outdoors and under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow outdoors and under coverAugust: Sow under coverSeptember: Not this monthOctober: Not this monthNovember: Not this monthDecember: Not this month
ParsnipJanuary: Not this monthFebruary: Sow under coverMarch: Sow outdoors and under coverApril: Sow outdoors and under coverMay: Sow outdoors and under coverJune: Sow under coverJuly: Not this monthAugust: Not this monthSeptember: Not this monthOctober: Not this monthNovember: Not this monthDecember: Not this month
RadishJanuary: Not this monthFebruary: Sow under coverMarch: Sow outdoors and under coverApril: Sow outdoors and under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow outdoors and under coverAugust: Sow outdoors and under coverSeptember: Sow outdoors and under coverOctober: Sow under coverNovember: Not this monthDecember: Not this month
PotatoJanuary: Not this monthFebruary: Plant under coverMarch: Plant outdoors and under coverApril: Plant outdoors and under coverMay: Plant outdoors and under coverJune: Not this monthJuly: Not this monthAugust: Not this monthSeptember: Not this monthOctober: Not this monthNovember: Not this monthDecember: Not this month
TurnipJanuary: Not this monthFebruary: Sow under coverMarch: Sow outdoors and under coverApril: Sow outdoors and under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow outdoors and under coverAugust: Sow outdoors and under coverSeptember: Sow under coverOctober: Not this monthNovember: Not this monthDecember: Not this month
Leaves
LettuceJanuary: Not this monthFebruary: Sow under coverMarch: Sow outdoors and under coverApril: Sow outdoors and under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow outdoors and under coverAugust: Sow outdoors and under coverSeptember: Sow under coverOctober: Not this monthNovember: Not this monthDecember: Not this month
SpinachJanuary: Not this monthFebruary: Sow under coverMarch: Sow outdoors and under coverApril: Sow outdoors and under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow outdoors and under coverAugust: Sow outdoors and under coverSeptember: Sow outdoors and under coverOctober: Sow under coverNovember: Not this monthDecember: Not this month
Swiss chardJanuary: Not this monthFebruary: Not this monthMarch: Sow under coverApril: Sow outdoors and under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow outdoors and under coverAugust: Sow outdoors and under coverSeptember: Sow under coverOctober: Not this monthNovember: Not this monthDecember: Not this month
RocketJanuary: Not this monthFebruary: Sow under coverMarch: Sow outdoors and under coverApril: Sow outdoors and under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow outdoors and under coverAugust: Sow outdoors and under coverSeptember: Sow outdoors and under coverOctober: Sow under coverNovember: Not this monthDecember: Not this month
CeleryJanuary: Not this monthFebruary: Sow under coverMarch: Sow outdoors and under coverApril: Sow outdoors and under coverMay: Sow under coverJune: Not this monthJuly: Not this monthAugust: Not this monthSeptember: Not this monthOctober: Not this monthNovember: Not this monthDecember: Not this month
Beans and peas
Runner beanJanuary: Not this monthFebruary: Not this monthMarch: Not this monthApril: Sow under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow under coverAugust: Not this monthSeptember: Not this monthOctober: Not this monthNovember: Not this monthDecember: Not this month
French beanJanuary: Not this monthFebruary: Not this monthMarch: Not this monthApril: Sow under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow outdoors and under coverAugust: Sow under coverSeptember: Not this monthOctober: Not this monthNovember: Not this monthDecember: Not this month
Broad beanJanuary: Not this monthFebruary: Not this monthMarch: Not this monthApril: Not this monthMay: Not this monthJune: Not this monthJuly: Not this monthAugust: Not this monthSeptember: Sow under coverOctober: Sow outdoors and under coverNovember: Sow outdoors and under coverDecember: Sow under cover
PeaJanuary: Not this monthFebruary: Sow under coverMarch: Sow outdoors and under coverApril: Sow outdoors and under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow under coverAugust: Not this monthSeptember: Not this monthOctober: Not this monthNovember: Not this monthDecember: Not this month
Onion family
OnionJanuary: Not this monthFebruary: Plant under coverMarch: Plant outdoors and under coverApril: Plant outdoors and under coverMay: Plant under coverJune: Not this monthJuly: Not this monthAugust: Not this monthSeptember: Not this monthOctober: Not this monthNovember: Not this monthDecember: Not this month
GarlicJanuary: Not this monthFebruary: Not this monthMarch: Not this monthApril: Not this monthMay: Not this monthJune: Not this monthJuly: Not this monthAugust: Not this monthSeptember: Plant under coverOctober: Plant outdoors and under coverNovember: Plant outdoors and under coverDecember: Plant under cover
LeekJanuary: Not this monthFebruary: Sow under coverMarch: Sow outdoors and under coverApril: Sow outdoors and under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow under coverAugust: Not this monthSeptember: Not this monthOctober: Not this monthNovember: Not this monthDecember: Not this month
Spring onionJanuary: Not this monthFebruary: Sow under coverMarch: Sow outdoors and under coverApril: Sow outdoors and under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow outdoors and under coverAugust: Sow outdoors and under coverSeptember: Sow under coverOctober: Not this monthNovember: Not this monthDecember: Not this month
ShallotJanuary: Plant under coverFebruary: Plant outdoors and under coverMarch: Plant outdoors and under coverApril: Plant outdoors and under coverMay: Plant under coverJune: Not this monthJuly: Not this monthAugust: Not this monthSeptember: Not this monthOctober: Not this monthNovember: Not this monthDecember: Not this month
Brassicas
CabbageJanuary: Not this monthFebruary: Sow under coverMarch: Sow outdoors and under coverApril: Sow outdoors and under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow outdoors and under coverAugust: Sow under coverSeptember: Not this monthOctober: Not this monthNovember: Not this monthDecember: Not this month
BroccoliJanuary: Not this monthFebruary: Not this monthMarch: Sow under coverApril: Sow outdoors and under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow under coverAugust: Not this monthSeptember: Not this monthOctober: Not this monthNovember: Not this monthDecember: Not this month
CauliflowerJanuary: Not this monthFebruary: Sow under coverMarch: Sow outdoors and under coverApril: Sow outdoors and under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow under coverAugust: Not this monthSeptember: Not this monthOctober: Not this monthNovember: Not this monthDecember: Not this month
Brussels sproutJanuary: Not this monthFebruary: Sow under coverMarch: Sow outdoors and under coverApril: Sow outdoors and under coverMay: Sow outdoors and under coverJune: Sow under coverJuly: Not this monthAugust: Not this monthSeptember: Not this monthOctober: Not this monthNovember: Not this monthDecember: Not this month
KaleJanuary: Not this monthFebruary: Not this monthMarch: Sow under coverApril: Sow outdoors and under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow outdoors and under coverAugust: Sow under coverSeptember: Not this monthOctober: Not this monthNovember: Not this monthDecember: Not this month
Pak choiJanuary: Not this monthFebruary: Not this monthMarch: Sow under coverApril: Sow outdoors and under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow outdoors and under coverAugust: Sow outdoors and under coverSeptember: Sow under coverOctober: Not this monthNovember: Not this monthDecember: Not this month
Herbs
BasilJanuary: Not this monthFebruary: Not this monthMarch: Sow under coverApril: Sow outdoors and under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow outdoors and under coverAugust: Sow under coverSeptember: Not this monthOctober: Not this monthNovember: Not this monthDecember: Not this month
ParsleyJanuary: Not this monthFebruary: Sow under coverMarch: Sow outdoors and under coverApril: Sow outdoors and under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow outdoors and under coverAugust: Sow outdoors and under coverSeptember: Sow under coverOctober: Not this monthNovember: Not this monthDecember: Not this month
CorianderJanuary: Not this monthFebruary: Not this monthMarch: Sow under coverApril: Sow outdoors and under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow outdoors and under coverAugust: Sow outdoors and under coverSeptember: Sow under coverOctober: Not this monthNovember: Not this monthDecember: Not this month
ChivesJanuary: Not this monthFebruary: Sow under coverMarch: Sow outdoors and under coverApril: Sow outdoors and under coverMay: Sow outdoors and under coverJune: Sow under coverJuly: Not this monthAugust: Not this monthSeptember: Not this monthOctober: Not this monthNovember: Not this monthDecember: Not this month
MintJanuary: Not this monthFebruary: Not this monthMarch: Sow under coverApril: Sow outdoors and under coverMay: Sow outdoors and under coverJune: Sow outdoors and under coverJuly: Sow outdoors and under coverAugust: Sow outdoors and under coverSeptember: Sow outdoors and under coverOctober: Sow under coverNovember: Not this monthDecember: Not this month
Fruit
StrawberryJanuary: Not this monthFebruary: Plant under coverMarch: Plant outdoors and under coverApril: Plant outdoors and under coverMay: Plant outdoors and under coverJune: Plant under coverJuly: Not this monthAugust: Not this monthSeptember: Not this monthOctober: Not this monthNovember: Not this monthDecember: Not this month
RaspberryJanuary: Plant outdoors and under coverFebruary: Not this monthMarch: Not this monthApril: Not this monthMay: Not this monthJune: Not this monthJuly: Not this monthAugust: Not this monthSeptember: Not this monthOctober: Plant under coverNovember: Plant outdoors and under coverDecember: Plant outdoors and under cover
RhubarbJanuary: Plant under coverFebruary: Not this monthMarch: Not this monthApril: Not this monthMay: Not this monthJune: Not this monthJuly: Not this monthAugust: Not this monthSeptember: Plant under coverOctober: Plant outdoors and under coverNovember: Plant outdoors and under coverDecember: Plant outdoors and under cover

Fruit rows show when to plant, not sow.

Crop by crop

Fruiting

TomatoOutdoors 18 May to 12 Jun; Under cover 20 Apr to 10 Jul
Tomato growing on a plot
Sow outdoors
18 May to 12 Jun
Under cover
20 Apr to 10 Jul
First harvest
About 103 days after sowing. Sown on 18 May, ready around 29 August.
Warmth
Tender: needs days averaging 12°C or more, and no frost.
Tomato across the UK, town by town
ChilliOutdoors 17 May to 12 Jun; Under cover 19 Apr to 10 Jul
Chilli growing on a plot
Sow outdoors
17 May to 12 Jun
Under cover
19 Apr to 10 Jul
First harvest
About 120 days after sowing. Sown on 17 May, ready around 14 September.
Warmth
Tender: needs days averaging 12°C or more, and no frost.
Chilli across the UK, town by town
Sweet pepperOutdoors 22 May to 17 Jun; Under cover 24 Apr to 15 Jul
Sweet pepper growing on a plot
Sow outdoors
22 May to 17 Jun
Under cover
24 Apr to 15 Jul
First harvest
About 113 days after sowing. Sown on 22 May, ready around 12 September.
Warmth
Tender: needs days averaging 12°C or more, and no frost.
Sweet pepper across the UK, town by town
AubergineOutdoors 22 May to 12 Jun; Under cover 24 Apr to 10 Jul
Aubergine growing on a plot
Sow outdoors
22 May to 12 Jun
Under cover
24 Apr to 10 Jul
First harvest
About 117 days after sowing. Sown on 22 May, ready around 16 September.
Warmth
Tender: needs days averaging 12°C or more, and no frost.
Aubergine across the UK, town by town
CourgetteOutdoors 17 May to 27 Jun; Under cover 19 Apr to 25 Jul
Courgette growing on a plot
Sow outdoors
17 May to 27 Jun
Under cover
19 Apr to 25 Jul
First harvest
About 59 days after sowing. Sown on 17 May, ready around 15 July.
Warmth
Tender: needs days averaging 12°C or more, and no frost.
Courgette across the UK, town by town
CucumberOutdoors 17 May to 27 Jun; Under cover 19 Apr to 25 Jul
Cucumber growing on a plot
Sow outdoors
17 May to 27 Jun
Under cover
19 Apr to 25 Jul
First harvest
About 69 days after sowing. Sown on 17 May, ready around 25 July.
Warmth
Tender: needs days averaging 12°C or more, and no frost.
Cucumber across the UK, town by town
SquashOutdoors 17 May to 17 Jun; Under cover 19 Apr to 15 Jul
Squash growing on a plot
Sow outdoors
17 May to 17 Jun
Under cover
19 Apr to 15 Jul
First harvest
About 103 days after sowing. Sown on 17 May, ready around 28 August.
Warmth
Tender: needs days averaging 12°C or more, and no frost.
Squash across the UK, town by town
SweetcornOutdoors 12 May to 17 Jun; Under cover 14 Apr to 15 Jul
Sweetcorn growing on a plot
Sow outdoors
12 May to 17 Jun
Under cover
14 Apr to 15 Jul
First harvest
About 96 days after sowing. Sown on 12 May, ready around 16 August.
Warmth
Tender: needs days averaging 11°C or more, and no frost.
Sweetcorn across the UK, town by town

Roots

CarrotOutdoors 29 Mar to 7 Jul; Under cover 1 Mar to 4 Aug
Carrot growing on a plot
Sow outdoors
29 Mar to 7 Jul
Under cover
1 Mar to 4 Aug
First harvest
About 100 days after sowing. Sown on 29 March, ready around 7 July.
Warmth
Hardy: grows once days average 7°C.
Carrot across the UK, town by town
BeetrootOutdoors 29 Mar to 12 Jul; Under cover 1 Mar to 9 Aug
Beetroot growing on a plot
Sow outdoors
29 Mar to 12 Jul
Under cover
1 Mar to 9 Aug
First harvest
About 71 days after sowing. Sown on 29 March, ready around 8 June.
Warmth
Hardy: grows once days average 7°C.
Beetroot across the UK, town by town
ParsnipOutdoors 12 Mar to 28 May; Under cover 12 Feb to 25 Jun
Parsnip growing on a plot
Sow outdoors
12 Mar to 28 May
Under cover
12 Feb to 25 Jun
First harvest
About 130 days after sowing. Sown on 12 March, ready around 20 July.
Warmth
Hardy: grows once days average 6°C.
Parsnip across the UK, town by town
RadishOutdoors 12 Mar to 20 Sep; Under cover 12 Feb to 18 Oct
Radish growing on a plot
Sow outdoors
12 Mar to 20 Sep
Under cover
12 Feb to 18 Oct
First harvest
About 29 days after sowing. Sown on 12 March, ready around 10 April.
Warmth
Hardy: grows once days average 6°C; bolts in hot weather.
Radish across the UK, town by town
PotatoOutdoors 12 Mar to 7 May; Under cover 12 Feb to 4 Jun
Potato growing on a plot
Plant outdoors
12 Mar to 7 May
Under cover
12 Feb to 4 Jun
First harvest
About 101 days after planting. Planted on 12 March, ready around 21 June.
Warmth
Hardy: grows once days average 6°C.
Potato across the UK, town by town
TurnipOutdoors 12 Mar to 21 Aug; Under cover 12 Feb to 18 Sep
Turnip growing on a plot
Sow outdoors
12 Mar to 21 Aug
Under cover
12 Feb to 18 Sep
First harvest
About 61 days after sowing. Sown on 12 March, ready around 12 May.
Warmth
Hardy: grows once days average 6°C.
Turnip across the UK, town by town

Leaves

LettuceOutdoors 17 Mar to 16 Aug; Under cover 17 Feb to 13 Sep
Lettuce growing on a plot
Sow outdoors
17 Mar to 16 Aug
Under cover
17 Feb to 13 Sep
First harvest
About 71 days after sowing. Sown on 17 March, ready around 27 May.
Warmth
Hardy: grows once days average 6°C; bolts in hot weather.
Lettuce across the UK, town by town
SpinachOutdoors 12 Mar to 20 Sep; Under cover 12 Feb to 18 Oct
Spinach growing on a plot
Sow outdoors
12 Mar to 20 Sep
Under cover
12 Feb to 18 Oct
First harvest
About 46 days after sowing. Sown on 12 March, ready around 27 April.
Warmth
Hardy: grows once days average 6°C; bolts in hot weather.
Spinach across the UK, town by town
Swiss chardOutdoors 29 Mar to 21 Aug; Under cover 1 Mar to 18 Sep
Swiss chard growing on a plot
Sow outdoors
29 Mar to 21 Aug
Under cover
1 Mar to 18 Sep
First harvest
About 61 days after sowing. Sown on 29 March, ready around 29 May.
Warmth
Hardy: grows once days average 7°C.
Swiss chard across the UK, town by town
RocketOutdoors 12 Mar to 20 Sep; Under cover 12 Feb to 18 Oct
Rocket growing on a plot
Sow outdoors
12 Mar to 20 Sep
Under cover
12 Feb to 18 Oct
First harvest
About 41 days after sowing. Sown on 12 March, ready around 22 April.
Warmth
Hardy: grows once days average 6°C; bolts in hot weather.
Rocket across the UK, town by town
CeleryOutdoors 26 Feb to 27 Apr; Under cover 29 Jan to 25 May
Celery growing on a plot
Sow outdoors
26 Feb to 27 Apr
Under cover
29 Jan to 25 May
First harvest
About 130 days after sowing. Sown on 26 February, ready around 6 July.
Warmth
Hardy: grows once days average 5°C.
Celery across the UK, town by town

Beans and peas

Runner beanOutdoors 12 May to 27 Jun; Under cover 14 Apr to 25 Jul
Runner bean growing on a plot
Sow outdoors
12 May to 27 Jun
Under cover
14 Apr to 25 Jul
First harvest
About 87 days after sowing. Sown on 12 May, ready around 7 August.
Warmth
Tender: needs days averaging 11°C or more, and no frost.
Runner bean across the UK, town by town
French beanOutdoors 12 May to 12 Jul; Under cover 14 Apr to 9 Aug
French bean growing on a plot
Sow outdoors
12 May to 12 Jul
Under cover
14 Apr to 9 Aug
First harvest
About 69 days after sowing. Sown on 12 May, ready around 20 July.
Warmth
Tender: needs days averaging 11°C or more, and no frost.
French bean across the UK, town by town
Broad beanOutdoors 6 Oct to 24 Nov; Under cover 8 Sep to 22 Dec
Broad bean growing on a plot
Sow outdoors
6 Oct to 24 Nov
Under cover
8 Sep to 22 Dec
First harvest
About 220 days after sowing. Sown on 6 October, ready around 14 May.
Warmth
Hardy: goes in as the weather cools, and grows on through winter.
Broad bean across the UK, town by town
PeaOutdoors 12 Mar to 12 Jun; Under cover 12 Feb to 10 Jul
Pea growing on a plot
Sow outdoors
12 Mar to 12 Jun
Under cover
12 Feb to 10 Jul
First harvest
About 81 days after sowing. Sown on 12 March, ready around 1 June.
Warmth
Hardy: grows once days average 6°C; bolts in hot weather.
Pea across the UK, town by town

Onion family

OnionOutdoors 7 Mar to 27 Apr; Under cover 7 Feb to 25 May
Onion growing on a plot
Plant outdoors
7 Mar to 27 Apr
Under cover
7 Feb to 25 May
First harvest
About 140 days after planting. Planted on 7 March, ready around 25 July.
Warmth
Hardy: grows once days average 6°C.
Onion across the UK, town by town
GarlicOutdoors 6 Oct to 4 Dec; Under cover 8 Sep to 1 Jan
Garlic growing on a plot
Plant outdoors
6 Oct to 4 Dec
Under cover
8 Sep to 1 Jan
First harvest
About 250 days after planting. Planted on 6 October, ready around 13 June.
Warmth
Hardy: goes in as the weather cools, and grows on through winter.
Garlic across the UK, town by town
LeekOutdoors 12 Mar to 27 Jun; Under cover 12 Feb to 25 Jul
Leek growing on a plot
Sow outdoors
12 Mar to 27 Jun
Under cover
12 Feb to 25 Jul
First harvest
About 149 days after sowing. Sown on 12 March, ready around 8 August.
Warmth
Hardy: grows once days average 6°C.
Leek across the UK, town by town
Spring onionOutdoors 26 Feb to 5 Sep; Under cover 29 Jan to 3 Oct
Spring onion growing on a plot
Sow outdoors
26 Feb to 5 Sep
Under cover
29 Jan to 3 Oct
First harvest
About 71 days after sowing. Sown on 26 February, ready around 8 May.
Warmth
Hardy: grows once days average 5°C.
Spring onion across the UK, town by town
ShallotOutdoors 12 Feb to 27 Apr; Under cover 15 Jan to 25 May
Shallot growing on a plot
Plant outdoors
12 Feb to 27 Apr
Under cover
15 Jan to 25 May
First harvest
About 131 days after planting. Planted on 12 February, ready around 23 June.
Warmth
Hardy: grows once days average 5°C.
Shallot across the UK, town by town

Brassicas

CabbageOutdoors 12 Mar to 12 Jul; Under cover 12 Feb to 9 Aug
Cabbage growing on a plot
Sow outdoors
12 Mar to 12 Jul
Under cover
12 Feb to 9 Aug
First harvest
About 111 days after sowing. Sown on 12 March, ready around 1 July.
Warmth
Hardy: grows once days average 6°C.
Cabbage across the UK, town by town
BroccoliOutdoors 29 Mar to 27 Jun; Under cover 1 Mar to 25 Jul
Broccoli growing on a plot
Sow outdoors
29 Mar to 27 Jun
Under cover
1 Mar to 25 Jul
First harvest
About 91 days after sowing. Sown on 29 March, ready around 28 June.
Warmth
Hardy: grows once days average 7°C.
Broccoli across the UK, town by town
CauliflowerOutdoors 12 Mar to 12 Jun; Under cover 12 Feb to 10 Jul
Cauliflower growing on a plot
Sow outdoors
12 Mar to 12 Jun
Under cover
12 Feb to 10 Jul
First harvest
About 120 days after sowing. Sown on 12 March, ready around 10 July.
Warmth
Hardy: grows once days average 6°C; bolts in hot weather.
Cauliflower across the UK, town by town
Brussels sproutOutdoors 12 Mar to 12 May; Under cover 12 Feb to 9 Jun
Brussels sprout growing on a plot
Sow outdoors
12 Mar to 12 May
Under cover
12 Feb to 9 Jun
First harvest
About 176 days after sowing. Sown on 12 March, ready around 4 September.
Warmth
Hardy: grows once days average 6°C.
Brussels sprout across the UK, town by town
KaleOutdoors 29 Mar to 12 Jul; Under cover 1 Mar to 9 Aug
Kale growing on a plot
Sow outdoors
29 Mar to 12 Jul
Under cover
1 Mar to 9 Aug
First harvest
About 81 days after sowing. Sown on 29 March, ready around 18 June.
Warmth
Hardy: grows once days average 7°C.
Kale across the UK, town by town
Pak choiOutdoors 12 Apr to 5 Sep; Under cover 15 Mar to 3 Oct
Pak choi growing on a plot
Sow outdoors
12 Apr to 5 Sep
Under cover
15 Mar to 3 Oct
First harvest
About 46 days after sowing. Sown on 12 April, ready around 28 May.
Warmth
Hardy: grows once days average 8°C; bolts in hot weather.
Pak choi across the UK, town by town

Herbs

BasilOutdoors 12 Apr to 12 Jul; Under cover 15 Mar to 9 Aug
Basil growing on a plot
Sow outdoors
12 Apr to 12 Jul
Under cover
15 Mar to 9 Aug
First harvest
About 61 days after sowing. Sown on 12 April, ready around 12 June.
Warmth
Tender: needs days averaging 8°C or more, and no frost.
Basil across the UK, town by town
ParsleyOutdoors 12 Mar to 21 Aug; Under cover 12 Feb to 18 Sep
Parsley growing on a plot
Sow outdoors
12 Mar to 21 Aug
Under cover
12 Feb to 18 Sep
First harvest
About 76 days after sowing. Sown on 12 March, ready around 27 May.
Warmth
Hardy: grows once days average 6°C.
Parsley across the UK, town by town
CorianderOutdoors 29 Mar to 5 Sep; Under cover 1 Mar to 3 Oct
Coriander growing on a plot
Sow outdoors
29 Mar to 5 Sep
Under cover
1 Mar to 3 Oct
First harvest
About 51 days after sowing. Sown on 29 March, ready around 19 May.
Warmth
Hardy: grows once days average 7°C; bolts in hot weather.
Coriander across the UK, town by town
ChivesOutdoors 12 Mar to 28 May; Under cover 12 Feb to 25 Jun
Chives growing on a plot
Sow outdoors
12 Mar to 28 May
Under cover
12 Feb to 25 Jun
First harvest
Crops every year once it’s established.
Warmth
Hardy: grows once days average 6°C.
Chives across the UK, town by town
MintOutdoors 29 Mar to 5 Oct; Under cover 1 Mar to 2 Nov
Mint growing on a plot
Sow outdoors
29 Mar to 5 Oct
Under cover
1 Mar to 2 Nov
First harvest
Crops every year once it’s established.
Warmth
Hardy: grows once days average 7°C.
Mint across the UK, town by town

Fruit

StrawberryOutdoors 12 Mar to 12 May; Under cover 12 Feb to 9 Jun
Strawberry growing on a plot
Plant outdoors
12 Mar to 12 May
Under cover
12 Feb to 9 Jun
First harvest
Crops every year once it’s established.
Warmth
Hardy: grows once days average 6°C.
Strawberry across the UK, town by town
RaspberryOutdoors 5 Nov to 7 Jan; Under cover 8 Oct to 4 Feb
Raspberry growing on a plot
Plant outdoors
5 Nov to 7 Jan
Under cover
8 Oct to 4 Feb
First harvest
Crops every year once it’s established.
Warmth
Hardy: goes in as the weather cools, and grows on through winter.
Raspberry across the UK, town by town
RhubarbOutdoors 20 Oct to 19 Dec; Under cover 22 Sep to 16 Jan
Rhubarb growing on a plot
Plant outdoors
20 Oct to 19 Dec
Under cover
22 Sep to 16 Jan
First harvest
Crops every year once it’s established.
Warmth
Hardy: goes in as the weather cools, and grows on through winter.
Rhubarb across the UK, town by town

Questions about growing in Sevenoaks

When is the last frost in Sevenoaks?

On average around 6 April, and the first autumn frost comes around 16 November. In a cold spring a frost can come a week or two late, so tender plants are safest out a week after the date.

Can I grow tomatoes outdoors in Sevenoaks?

Yes. Plant them outdoors 18 May to 12 Jun, or under cover 20 Apr to 10 Jul.

What can I sow in Sevenoaks in November?

Outdoors: broad bean, garlic, raspberry, rhubarb.

How accurate are these dates?

They’re worked out from 30 years of climate data for this spot, adjusted for its height, so they’re a good guide for a typical year. Check the forecast before planting out anything tender.

Get these dates as reminders

Bia turns this calendar into a nudge when it’s time to sow, plant out and harvest, for your plot in Sevenoaks. Free for 2 months.

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How these dates are worked out: climate records for this spot (ERA5-Land, 1995 to 2024), the local frost dates and the height above sea level turn a seed-packet date into a local one. Contains modified Copernicus Climate Change Service information; towns from GeoNames (CC BY 4.0). How sowing dates work