England, UK
Planting calendar for Winchester
Last frost around 8 April, first frost around 20 November: about 226 frost-free days.
- Last frost
- 8 April on average
- First frost
- 20 November on average
- Frost-free days
- 226 in a typical year
Sow now: November
See the whole yearOutdoors
Under cover
The year at a glance
When each crop can be sown in Winchester. Tap a crop for exact dates and when it’s ready to harvest.
| Crop | JJan | FFeb | MMar | AApr | MMay | JJun | JJul | AAug | SSep | OOct | NNov | DDec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Fruiting | ||||||||||||
| January: Not this month | February: Not this month | March: Not this month | April: Sow under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow under cover | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month | |
| January: Not this month | February: Not this month | March: Not this month | April: Sow under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow under cover | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month | |
| January: Not this month | February: Not this month | March: Not this month | April: Sow under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow under cover | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month | |
| January: Not this month | February: Not this month | March: Not this month | April: Sow under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow under cover | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month | |
| January: Not this month | February: Not this month | March: Not this month | April: Sow under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow under cover | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month | |
| January: Not this month | February: Not this month | March: Not this month | April: Sow under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow under cover | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month | |
| January: Not this month | February: Not this month | March: Not this month | April: Sow under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow under cover | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month | |
| January: Not this month | February: Not this month | March: Not this month | April: Sow under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow under cover | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month | |
| Roots | ||||||||||||
| January: Not this month | February: Not this month | March: Sow under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow under cover | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month | |
| January: Not this month | February: Not this month | March: Sow under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow outdoors and under cover | August: Sow outdoors and under cover | September: Not this month | October: Not this month | November: Not this month | December: Not this month | |
| January: Not this month | February: Sow under cover | March: Sow outdoors and under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow under cover | July: Not this month | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month | |
| January: Not this month | February: Sow under cover | March: Sow outdoors and under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow outdoors and under cover | August: Sow outdoors and under cover | September: Sow outdoors and under cover | October: Sow under cover | November: Not this month | December: Not this month | |
| January: Not this month | February: Plant under cover | March: Plant outdoors and under cover | April: Plant outdoors and under cover | May: Plant under cover | June: Not this month | July: Not this month | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month | |
| January: Not this month | February: Sow under cover | March: Sow outdoors and under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow outdoors and under cover | August: Sow outdoors and under cover | September: Sow under cover | October: Not this month | November: Not this month | December: Not this month | |
| Leaves | ||||||||||||
| January: Not this month | February: Sow under cover | March: Sow outdoors and under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow outdoors and under cover | August: Sow outdoors and under cover | September: Sow under cover | October: Not this month | November: Not this month | December: Not this month | |
| January: Not this month | February: Sow under cover | March: Sow outdoors and under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow outdoors and under cover | August: Sow outdoors and under cover | September: Sow outdoors and under cover | October: Sow under cover | November: Not this month | December: Not this month | |
| January: Not this month | February: Not this month | March: Sow under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow outdoors and under cover | August: Sow outdoors and under cover | September: Sow under cover | October: Not this month | November: Not this month | December: Not this month | |
| January: Not this month | February: Sow under cover | March: Sow outdoors and under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow outdoors and under cover | August: Sow outdoors and under cover | September: Sow outdoors and under cover | October: Sow under cover | November: Not this month | December: Not this month | |
| January: Sow under cover | February: Sow outdoors and under cover | March: Sow outdoors and under cover | April: Sow outdoors and under cover | May: Sow under cover | June: Not this month | July: Not this month | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month | |
| Beans and peas | ||||||||||||
| January: Not this month | February: Not this month | March: Not this month | April: Sow under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow under cover | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month | |
| January: Not this month | February: Not this month | March: Not this month | April: Sow under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow outdoors and under cover | August: Sow under cover | September: Not this month | October: Not this month | November: Not this month | December: Not this month | |
| January: Not this month | February: Not this month | March: Not this month | April: Not this month | May: Not this month | June: Not this month | July: Not this month | August: Not this month | September: Sow under cover | October: Sow outdoors and under cover | November: Sow outdoors and under cover | December: Sow under cover | |
| January: Not this month | February: Sow under cover | March: Sow outdoors and under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow under cover | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month | |
| Onion family | ||||||||||||
| January: Not this month | February: Plant under cover | March: Plant outdoors and under cover | April: Plant outdoors and under cover | May: Plant under cover | June: Not this month | July: Not this month | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month | |
| January: Not this month | February: Not this month | March: Not this month | April: Not this month | May: Not this month | June: Not this month | July: Not this month | August: Not this month | September: Plant under cover | October: Plant outdoors and under cover | November: Plant outdoors and under cover | December: Plant outdoors and under cover | |
| January: Not this month | February: Sow under cover | March: Sow outdoors and under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow under cover | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month | |
| January: Sow under cover | February: Sow outdoors and under cover | March: Sow outdoors and under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow outdoors and under cover | August: Sow outdoors and under cover | September: Sow outdoors and under cover | October: Sow under cover | November: Not this month | December: Not this month | |
| January: Plant outdoors and under cover | February: Plant outdoors and under cover | March: Plant outdoors and under cover | April: Plant outdoors and under cover | May: Plant under cover | June: Not this month | July: Not this month | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Plant under cover | |
| Brassicas | ||||||||||||
| January: Not this month | February: Sow under cover | March: Sow outdoors and under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow outdoors and under cover | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month | |
| January: Not this month | February: Not this month | March: Sow under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow under cover | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month | |
| January: Not this month | February: Sow under cover | March: Sow outdoors and under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow under cover | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month | |
| January: Not this month | February: Sow under cover | March: Sow outdoors and under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow under cover | July: Not this month | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month | |
| January: Not this month | February: Not this month | March: Sow under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow outdoors and under cover | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month | |
| January: Not this month | February: Not this month | March: Sow under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow outdoors and under cover | August: Sow outdoors and under cover | September: Sow outdoors and under cover | October: Sow under cover | November: Not this month | December: Not this month | |
| Herbs | ||||||||||||
| January: Not this month | February: Not this month | March: Sow under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow outdoors and under cover | August: Sow under cover | September: Not this month | October: Not this month | November: Not this month | December: Not this month | |
| January: Not this month | February: Sow under cover | March: Sow outdoors and under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow outdoors and under cover | August: Sow outdoors and under cover | September: Sow under cover | October: Not this month | November: Not this month | December: Not this month | |
| January: Not this month | February: Not this month | March: Sow under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow outdoors and under cover | August: Sow outdoors and under cover | September: Sow outdoors and under cover | October: Sow under cover | November: Not this month | December: Not this month | |
| January: Not this month | February: Sow under cover | March: Sow outdoors and under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow under cover | July: Not this month | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month | |
| January: Not this month | February: Not this month | March: Sow under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow outdoors and under cover | August: Sow outdoors and under cover | September: Sow outdoors and under cover | October: Sow outdoors and under cover | November: Sow under cover | December: Not this month | |
| Fruit | ||||||||||||
| January: Not this month | February: Plant under cover | March: Plant outdoors and under cover | April: Plant outdoors and under cover | May: Plant outdoors and under cover | June: Plant under cover | July: Not this month | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month | |
| January: Plant outdoors and under cover | February: Plant under cover | March: Not this month | April: Not this month | May: Not this month | June: Not this month | July: Not this month | August: Not this month | September: Not this month | October: Plant under cover | November: Plant outdoors and under cover | December: Plant outdoors and under cover | |
| January: Plant under cover | February: Not this month | March: Not this month | April: Not this month | May: Not this month | June: Not this month | July: Not this month | August: Not this month | September: Plant under cover | October: Plant outdoors and under cover | November: Plant outdoors and under cover | December: Plant outdoors and under cover | |
Fruit rows show when to plant, not sow.
Crop by crop
Fruiting
TomatoOutdoors 17 May to 11 Jun; Under cover 19 Apr to 9 Jul

- Sow outdoors
- 17 May to 11 Jun
- Under cover
- 19 Apr to 9 Jul
- First harvest
- About 99 days after sowing. Sown on 17 May, ready around 24 August.
- Warmth
- Tender: needs days averaging 12°C or more, and no frost.
ChilliOutdoors 16 May to 11 Jun; Under cover 18 Apr to 9 Jul

- Sow outdoors
- 16 May to 11 Jun
- Under cover
- 18 Apr to 9 Jul
- First harvest
- About 113 days after sowing. Sown on 16 May, ready around 6 September.
- Warmth
- Tender: needs days averaging 12°C or more, and no frost.
Sweet pepperOutdoors 21 May to 16 Jun; Under cover 23 Apr to 14 Jul

- Sow outdoors
- 21 May to 16 Jun
- Under cover
- 23 Apr to 14 Jul
- First harvest
- About 106 days after sowing. Sown on 21 May, ready around 4 September.
- Warmth
- Tender: needs days averaging 12°C or more, and no frost.
AubergineOutdoors 21 May to 11 Jun; Under cover 23 Apr to 9 Jul

- Sow outdoors
- 21 May to 11 Jun
- Under cover
- 23 Apr to 9 Jul
- First harvest
- About 108 days after sowing. Sown on 21 May, ready around 6 September.
- Warmth
- Tender: needs days averaging 12°C or more, and no frost.
CourgetteOutdoors 16 May to 26 Jun; Under cover 18 Apr to 24 Jul

- Sow outdoors
- 16 May to 26 Jun
- Under cover
- 18 Apr to 24 Jul
- First harvest
- About 59 days after sowing. Sown on 16 May, ready around 14 July.
- Warmth
- Tender: needs days averaging 12°C or more, and no frost.
CucumberOutdoors 16 May to 26 Jun; Under cover 18 Apr to 24 Jul

- Sow outdoors
- 16 May to 26 Jun
- Under cover
- 18 Apr to 24 Jul
- First harvest
- About 68 days after sowing. Sown on 16 May, ready around 23 July.
- Warmth
- Tender: needs days averaging 12°C or more, and no frost.
SquashOutdoors 16 May to 16 Jun; Under cover 18 Apr to 14 Jul

- Sow outdoors
- 16 May to 16 Jun
- Under cover
- 18 Apr to 14 Jul
- First harvest
- About 100 days after sowing. Sown on 16 May, ready around 24 August.
- Warmth
- Tender: needs days averaging 12°C or more, and no frost.
SweetcornOutdoors 11 May to 16 Jun; Under cover 13 Apr to 14 Jul

- Sow outdoors
- 11 May to 16 Jun
- Under cover
- 13 Apr to 14 Jul
- First harvest
- About 94 days after sowing. Sown on 11 May, ready around 13 August.
- Warmth
- Tender: needs days averaging 11°C or more, and no frost.
Roots
CarrotOutdoors 26 Mar to 4 Jul; Under cover 26 Feb to 1 Aug

- Sow outdoors
- 26 Mar to 4 Jul
- Under cover
- 26 Feb to 1 Aug
- First harvest
- About 102 days after sowing. Sown on 26 March, ready around 6 July.
- Warmth
- Hardy: grows once days average 7°C.
BeetrootOutdoors 26 Mar to 9 Jul, and 2 Aug to 9 Aug; Under cover 26 Feb to 9 Aug, and 30 Aug to 6 Sep

- Sow outdoors
- 26 Mar to 9 Jul, and 2 Aug to 9 Aug
- Under cover
- 26 Feb to 9 Aug, and 30 Aug to 6 Sep
- First harvest
- About 72 days after sowing. Sown on 26 March, ready around 6 June.
- Warmth
- Hardy: grows once days average 7°C.
ParsnipOutdoors 7 Mar to 27 May; Under cover 7 Feb to 24 Jun

- Sow outdoors
- 7 Mar to 27 May
- Under cover
- 7 Feb to 24 Jun
- First harvest
- About 134 days after sowing. Sown on 7 March, ready around 19 July.
- Warmth
- Hardy: grows once days average 6°C.
RadishOutdoors 7 Mar to 24 Sep; Under cover 7 Feb to 22 Oct

- Sow outdoors
- 7 Mar to 24 Sep
- Under cover
- 7 Feb to 22 Oct
- First harvest
- About 30 days after sowing. Sown on 7 March, ready around 6 April.
- Warmth
- Hardy: grows once days average 6°C; bolts in hot weather.
PotatoOutdoors 7 Mar to 6 May; Under cover 7 Feb to 3 Jun

- Plant outdoors
- 7 Mar to 6 May
- Under cover
- 7 Feb to 3 Jun
- First harvest
- About 105 days after planting. Planted on 7 March, ready around 20 June.
- Warmth
- Hardy: grows once days average 6°C.
TurnipOutdoors 7 Mar to 25 Aug; Under cover 7 Feb to 22 Sep

- Sow outdoors
- 7 Mar to 25 Aug
- Under cover
- 7 Feb to 22 Sep
- First harvest
- About 64 days after sowing. Sown on 7 March, ready around 10 May.
- Warmth
- Hardy: grows once days average 6°C.
Leaves
LettuceOutdoors 13 Mar to 21 Aug; Under cover 13 Feb to 18 Sep

- Sow outdoors
- 13 Mar to 21 Aug
- Under cover
- 13 Feb to 18 Sep
- First harvest
- About 74 days after sowing. Sown on 13 March, ready around 26 May.
- Warmth
- Hardy: grows once days average 6°C; bolts in hot weather.
SpinachOutdoors 7 Mar to 25 Sep; Under cover 7 Feb to 23 Oct

- Sow outdoors
- 7 Mar to 25 Sep
- Under cover
- 7 Feb to 23 Oct
- First harvest
- About 48 days after sowing. Sown on 7 March, ready around 24 April.
- Warmth
- Hardy: grows once days average 6°C; bolts in hot weather.
Swiss chardOutdoors 26 Mar to 25 Aug; Under cover 26 Feb to 22 Sep

- Sow outdoors
- 26 Mar to 25 Aug
- Under cover
- 26 Feb to 22 Sep
- First harvest
- About 62 days after sowing. Sown on 26 March, ready around 27 May.
- Warmth
- Hardy: grows once days average 7°C.
RocketOutdoors 7 Mar to 25 Sep; Under cover 7 Feb to 23 Oct

- Sow outdoors
- 7 Mar to 25 Sep
- Under cover
- 7 Feb to 23 Oct
- First harvest
- About 43 days after sowing. Sown on 7 March, ready around 19 April.
- Warmth
- Hardy: grows once days average 6°C; bolts in hot weather.
CeleryOutdoors 18 Feb to 26 Apr; Under cover 21 Jan to 24 May

- Sow outdoors
- 18 Feb to 26 Apr
- Under cover
- 21 Jan to 24 May
- First harvest
- About 139 days after sowing. Sown on 18 February, ready around 7 July.
- Warmth
- Hardy: grows once days average 5°C.
Beans and peas
Runner beanOutdoors 11 May to 26 Jun; Under cover 13 Apr to 24 Jul

- Sow outdoors
- 11 May to 26 Jun
- Under cover
- 13 Apr to 24 Jul
- First harvest
- About 86 days after sowing. Sown on 11 May, ready around 5 August.
- Warmth
- Tender: needs days averaging 11°C or more, and no frost.
French beanOutdoors 11 May to 11 Jul; Under cover 13 Apr to 8 Aug

- Sow outdoors
- 11 May to 11 Jul
- Under cover
- 13 Apr to 8 Aug
- First harvest
- About 69 days after sowing. Sown on 11 May, ready around 19 July.
- Warmth
- Tender: needs days averaging 11°C or more, and no frost.
Broad beanOutdoors 6 Oct to 28 Nov; Under cover 8 Sep to 26 Dec

- Sow outdoors
- 6 Oct to 28 Nov
- Under cover
- 8 Sep to 26 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.
PeaOutdoors 7 Mar to 11 Jun; Under cover 7 Feb to 9 Jul

- Sow outdoors
- 7 Mar to 11 Jun
- Under cover
- 7 Feb to 9 Jul
- First harvest
- About 85 days after sowing. Sown on 7 March, ready around 31 May.
- Warmth
- Hardy: grows once days average 6°C; bolts in hot weather.
Onion family
OnionOutdoors 1 Mar to 26 Apr; Under cover 1 Feb to 24 May

- Plant outdoors
- 1 Mar to 26 Apr
- Under cover
- 1 Feb to 24 May
- First harvest
- About 146 days after planting. Planted on 1 March, ready around 25 July.
- Warmth
- Hardy: grows once days average 6°C.
GarlicOutdoors 6 Oct to 9 Dec; Under cover 8 Sep to 6 Jan

- Plant outdoors
- 6 Oct to 9 Dec
- Under cover
- 8 Sep to 6 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.
LeekOutdoors 7 Mar to 25 Jun; Under cover 7 Feb to 23 Jul

- Sow outdoors
- 7 Mar to 25 Jun
- Under cover
- 7 Feb to 23 Jul
- First harvest
- About 152 days after sowing. Sown on 7 March, ready around 6 August.
- Warmth
- Hardy: grows once days average 6°C.
Spring onionOutdoors 18 Feb to 11 Sep; Under cover 21 Jan to 9 Oct

- Sow outdoors
- 18 Feb to 11 Sep
- Under cover
- 21 Jan to 9 Oct
- First harvest
- About 78 days after sowing. Sown on 18 February, ready around 7 May.
- Warmth
- Hardy: grows once days average 5°C.
ShallotOutdoors 20 Jan to 26 Apr; Under cover 23 Dec to 24 May

- Plant outdoors
- 20 Jan to 26 Apr
- Under cover
- 23 Dec to 24 May
- First harvest
- About 158 days after planting. Planted on 20 January, ready around 27 June.
- Warmth
- Hardy: grows once days average 5°C.
Brassicas
CabbageOutdoors 7 Mar to 7 Jul; Under cover 7 Feb to 4 Aug

- Sow outdoors
- 7 Mar to 7 Jul
- Under cover
- 7 Feb to 4 Aug
- First harvest
- About 115 days after sowing. Sown on 7 March, ready around 30 June.
- Warmth
- Hardy: grows once days average 6°C.
BroccoliOutdoors 26 Mar to 25 Jun; Under cover 26 Feb to 23 Jul

- Sow outdoors
- 26 Mar to 25 Jun
- Under cover
- 26 Feb to 23 Jul
- First harvest
- About 92 days after sowing. Sown on 26 March, ready around 26 June.
- Warmth
- Hardy: grows once days average 7°C.
CauliflowerOutdoors 7 Mar to 11 Jun; Under cover 7 Feb to 9 Jul

- Sow outdoors
- 7 Mar to 11 Jun
- Under cover
- 7 Feb to 9 Jul
- First harvest
- About 125 days after sowing. Sown on 7 March, ready around 10 July.
- Warmth
- Hardy: grows once days average 6°C; bolts in hot weather.
Brussels sproutOutdoors 7 Mar to 11 May; Under cover 7 Feb to 8 Jun

- Sow outdoors
- 7 Mar to 11 May
- Under cover
- 7 Feb to 8 Jun
- First harvest
- About 178 days after sowing. Sown on 7 March, ready around 1 September.
- Warmth
- Hardy: grows once days average 6°C.
KaleOutdoors 26 Mar to 9 Jul; Under cover 26 Feb to 6 Aug

- Sow outdoors
- 26 Mar to 9 Jul
- Under cover
- 26 Feb to 6 Aug
- First harvest
- About 82 days after sowing. Sown on 26 March, ready around 16 June.
- Warmth
- Hardy: grows once days average 7°C.
Pak choiOutdoors 10 Apr to 10 Sep; Under cover 13 Mar to 8 Oct

- Sow outdoors
- 10 Apr to 10 Sep
- Under cover
- 13 Mar to 8 Oct
- First harvest
- About 47 days after sowing. Sown on 10 April, ready around 27 May.
- Warmth
- Hardy: grows once days average 8°C; bolts in hot weather.
Herbs
BasilOutdoors 10 Apr to 10 Jul; Under cover 13 Mar to 7 Aug

- Sow outdoors
- 10 Apr to 10 Jul
- Under cover
- 13 Mar to 7 Aug
- First harvest
- About 63 days after sowing. Sown on 10 April, ready around 12 June.
- Warmth
- Tender: needs days averaging 8°C or more, and no frost.
ParsleyOutdoors 7 Mar to 26 Aug; Under cover 7 Feb to 23 Sep

- Sow outdoors
- 7 Mar to 26 Aug
- Under cover
- 7 Feb to 23 Sep
- First harvest
- About 80 days after sowing. Sown on 7 March, ready around 26 May.
- Warmth
- Hardy: grows once days average 6°C.
CorianderOutdoors 26 Mar to 10 Sep; Under cover 26 Feb to 8 Oct

- Sow outdoors
- 26 Mar to 10 Sep
- Under cover
- 26 Feb to 8 Oct
- First harvest
- About 52 days after sowing. Sown on 26 March, ready around 17 May.
- Warmth
- Hardy: grows once days average 7°C; bolts in hot weather.
ChivesOutdoors 7 Mar to 27 May; Under cover 7 Feb to 24 Jun

- Sow outdoors
- 7 Mar to 27 May
- Under cover
- 7 Feb to 24 Jun
- First harvest
- Crops every year once it’s established.
- Warmth
- Hardy: grows once days average 6°C.
MintOutdoors 26 Mar to 12 Oct; Under cover 26 Feb to 9 Nov

- Sow outdoors
- 26 Mar to 12 Oct
- Under cover
- 26 Feb to 9 Nov
- First harvest
- Crops every year once it’s established.
- Warmth
- Hardy: grows once days average 7°C.
Fruit
StrawberryOutdoors 7 Mar to 11 May; Under cover 7 Feb to 8 Jun

- Plant outdoors
- 7 Mar to 11 May
- Under cover
- 7 Feb to 8 Jun
- First harvest
- Crops every year once it’s established.
- Warmth
- Hardy: grows once days average 6°C.
RaspberryOutdoors 7 Nov to 19 Jan; Under cover 10 Oct to 16 Feb

- Plant outdoors
- 7 Nov to 19 Jan
- Under cover
- 10 Oct to 16 Feb
- First harvest
- Crops every year once it’s established.
- Warmth
- Hardy: goes in as the weather cools, and grows on through winter.
RhubarbOutdoors 21 Oct to 30 Dec; Under cover 23 Sep to 27 Jan

- Plant outdoors
- 21 Oct to 30 Dec
- Under cover
- 23 Sep to 27 Jan
- First harvest
- Crops every year once it’s established.
- Warmth
- Hardy: goes in as the weather cools, and grows on through winter.
Questions about growing in Winchester
When is the last frost in Winchester?
On average around 8 April, and the first autumn frost comes around 20 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 Winchester?
Yes. Plant them outdoors 17 May to 11 Jun, or under cover 19 Apr to 9 Jul.
What can I sow in Winchester in November?
Outdoors: broad bean, garlic, raspberry, rhubarb. Under cover: mint.
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.
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
