When To Plant Vegetables?

When To Plant Vegetables - Parsnip Seeds

Planting vegetables is probably the second most exciting time of the year – the first being harvesting them! However, knowing when to plant vegetables can make a big difference to the chances of success.

The difficulty is that the best time to plant vegetables is likely to change each year, based not only on the weather at time of planting, but also the temperature, rainfall, and light levels over the subsequent days and weeks.

An experienced gardener builds up local knowledge of when to plant vegetables on their patch, but even the best get caught out by a late frost or heat wave. Nevertheless, it is possible to describe an outline of what works well for each vegetable, and this is shown in the guide below.

We hope our When To Plant Vegetables Guide helps you, and we wish you the best of luck with your growing! See our vegetable growing guides here.

Sutton-Seeds-Ad

 

When To Plant Vegetables Guide

Tip: try searching to check a particular vegetable. 

 
Winter Hardy Vegetable
Semi Hardy Vegetable
Slow Growing Summer Vegetable
Fast Growing Summer Vegetable
Best In Greenhouse
Possible to overwinter or keep in situ.Germinate outside in spring or frost tolerant.Germinate indoors / under cover.Outdoor germination possible.But outdoor possible if sunny & sheltered site.
Artichokes (Globe)Perennial plants - 5 year life.
Plant suckers (offsets) March / April. Harvest from year 2 June / July.
Artichokes (Jerusalem)Invasive - best grown in tubs.
Sow February / April. Harvest from October through winter.
AsparagusPerennial - 15+ years life. Plant dormant crowns March / April.
AuberginesPlant February / March. Seeds may benefit from 24hr soaking before planting. Air temp 21oC+. Harvest late summer.

Tick 

BeetrootPlant from late March onwards. Check variety characteristics. Delay in cold weather. Harvest summer onwards.
Broad BeansSome varieties can overwinter: plant October / November. Harvest late May / June.
May fail in cold winters.
Alternatively, plant from February / April. Delay in cold weather. Check variety characteristics. Harvest June / July.
Broccoli
(true Brocolli - not calabrese)
Sow April / May outdoors. Harvest March / April the next year.
Brussels SproutsSow outdoors March / May. Harvest from September through the winter. Check variety characteristics.
Butter BeansSow March / May in warm area. Harvest late summer.

Tick 

CabbagesCan be harvested all year round depending on variety and when sown.
Savoy cabbages are great for winter harvesting. Sow April / June.
CalabreseSow April / June outdoors. Harvest late August / September the same year.
CarrotsCan be sown successionally from March onwards. Check variety characteristics. Harvest from late May until autumn.
CauliflowerWinter varieties: sow late April / early June for harvesting the following spring.
Reputation for being very difficult to grow.
Summer varieties: sow April / May. Harvest July / August onwards.
Need good conditions and care for success.
CeleriacSow under cover April / May (coldframe etc.). Plant out after frosts have passed. Harvest from September through winter.
CeleryTrench celery is tricky to grow.
Requires good conditions and care for success. Frost sensitive seedlings.
Sow in April in temp of 15 degrees. Harvest from September onwards.
Self blanching celery is a little easier than trench celery. Requires good conditions and care for success. Frost sensitive seedlings.
Sow in April in temp of 15 oC. Harvest from August onwards.
ChardSow successionally from April - August. Harvest July through winter.
ChilliSow February / April somewhere warm. Transplant after frosts. Harvest late July / September.

Tick 

Chinese CabbageSow June / July. Harvest August / October.
CourgettesSow undercover April / May. Plant out after frosts. Harvest from June onwards.
CressGrow indoors all year round. Line container with damp tissue. Sow seeds on top. Leave in light location, don't allow to dry out. Harvest when young.
CucumbersSow in warm environment February - April. Transplant to warm location after frosts have passed. Harvest July / September.

Tick 

French BeansSow undercover from April, or in-situ May / June (after frosts). Harvest July onwards.
GarlicCloves best planted in October / November. Can be planted in March. Harvest June / August (depending on planting time).
Treat elephant garlic as per normal garlic.
KaleSow April / June. Harvest September onwards through winter.
Kohl RabiSow April - July. Harvest late June / October.
LeeksEasy to grow. Sow April / May. Harvest September / May.
LettuceSpring maturing lettuce.
Sow in October. Harvest April / May.
Summer lettuce.
Depending on variety, sow from March / June in succession. Harvest June onwards.
MarrowsSow undercover April / May. Plant out after frosts. Harvest from June onwards.
MelonSow February / April in warm environment. Transplant to warm growing location after all frosts have passed. Harvest July / September.

Tick 

MustardGrow indoors all year round. Line container with damp tissue. Sow seeds on top. Leave in light location, don't allow to dry out. Harvest when young.
OnionsIf overwintering check the variety is hardy. Plant in October. Harvest late May / June.
Risky in cold winters.
Plant in March. Harvest in late June / August (depending on variety & weather).
Pak ChoiSow July / August. Harvest from 5 weeks old.
ParsnipsSow February / April, ideally in wet but not cold or feezing weather.
Harvest after first frost (makes them sweeter). Best before start of following spring.
PeasSowing dependent on variety. Early peas from February, later varieties from March / June.
Harvest May / September.
PeppersSow in warm environment February - April. Transplant to warm location after frosts have passed. Harvest August / September.

Tick 

Potatoes -EarlySow February / April. Trick is to time first shoots to appear above soil surface after the last frost.
Harvest June / July / August.
Potatoes -Main CropSow March / April. Trick is to time first shoots to appear above soil surface after the last frost.
Harvest August / October.
PumpkinsSow undercover April / May. Plant out after frosts. Harvest from late September onwards.
RadishesWinter radish.
Sow August / Septermber. Harvest through winter.
Summer radish.
Grow outdoors in succession from April onwards. Harvest in 3 - 6 weeks.
RhubarbPerennial plant for 15+ years.
Plant crowns when dormant October / March. Harvest March / June from year 2 onwards.
RocketSow February / June. Harvest 4+ weeks after sowing (best to eat young).
Runner BeansSow May / June outdoors (avoid frosts). Earlier under cover.
Harvest July onwards.
SalsifySow April / May outdoors. Harvest roots through winter.
ScorzoneraSow April / May outdoors. Harvest roots through winter.
ShallotsPlant in January / February (avoiding very cold weather). Harvest in June / August (depending on variety & weather).
SpinachWinter varieties exist. Plant in September / early October to harvest in March / May.
Risk of failure in cold winter.
Sow March / May in succession. Bolts in hot dry soil.
Harvest June / July.
Spinach- New ZealandSow under cover April. Outdoors from late May (avoid frosts). Harvest July / September.
Summer SquashSow undercover April / May. Plant out after frosts. Harvest from July onwards.
SwedesSow March / May. Harvest September onwards through winter.
SweetcornSow undercover April / May. Harvest August / October.
TomatoesSow in warm environment February - April. Transplant to warm location after frosts have passed. Harvest August / September.

Tick 

TurnipsQuick growing (compared to swedes).
Sow March / August. Harvest May / October.
Winter SquashSow undercover April / May. Plant out after frosts. Harvest from late July onwards. Dry in sun to store for winter.

Related Content

  • See our vegetable growing guides here.
    These guides provide a step by step approach to growing a selection of the most common vegetables on an allotment.
  • Allotment Planner & Record Keeper
    Designed by us and based on how we plan our own allotment, the allotment planner and record keeper provides all the key information to plan your growing, as well as enabling you to record growing positions and planting varieties for future reference.

When To Plant Vegetables | Vegetable Planting Planner | Allotment Planting Planner | Veg Planner | Vegetable Growing Planner

Send this to friend