UK sowing calendar
What to sow in September in the UK
🌱 Sow under cover in September
Nothing in this category this month.
🌿 Sow & plant outdoors in September
🧺 Harvest in September
- Aubergine🫙
- Basil
- Beetroot
- Broccoli
- Cabbage
- Cantaloupe melon🫙
- Carrots
- Cauliflower
- Celery
- Collard greens
- Coriander
- Courgettes
- Cucumbers
- Dill
- Edamame🫙
- French beans
- Garlic
- Kale
- Kohlrabi
- Leeks
- Lettuce
- Okra🫙
- Onions
- Oregano
- Peas
- Peppers and chillies
- Potatoes
- Pumpkins
- Radishes
- Rocket
- Rosemary
- Runner beans
- Sage
- Spinach
- Summer squash
- Sweet potatoes🫙
- Sweetcorn
- Swiss chard
- Thyme
- Tomatoes
- Turnips
- Winter squash
Sowing in September (UK) — FAQs
What vegetables can I sow in September in the UK?
In September you can sow cauliflower, coriander, lettuce, onions, radishes, rocket, spinach. Sow tender crops under cover and hardy crops outdoors once the soil is workable.
What can I harvest in September in the UK?
September harvests in the UK include aubergine, basil, beetroot, broccoli, cabbage, cantaloupe melon, carrots, cauliflower, celery, collard greens, coriander, courgettes and more, depending on your sowing dates and region.
Is it too cold to sow outdoors in September?
In September, hardy crops can usually go outdoors across most of the UK, but wait until after the last frost (around mid-May, later in the north) for anything tender. Use a cloche or fleece to start earlier.