🌱🍂 What Vegetables Can You Plant in August in the UK?


🥕 Introduction: August Is for Late Crops and Autumn Harvests

August may feel like the tail end of summer, but it’s still a valuable planting month in the UK vegetable garden. Warm soil and decent daylight allow many crops to grow quickly, making August ideal for late sowings, autumn harvests, and overwintering vegetables.

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This guide explains exactly which vegetables you can plant in August in the UK, helping you keep beds productive and harvest fresh vegetables well into autumn and winter.


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• Seed Trays & Module Pots

Ideal for starting late crops and overwintering vegetables.
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• Watering Can & Mulch

Essential for protecting August sowings in dry weather.
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• Garden Fleece

Useful for protecting young plants as temperatures drop later.
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🌱🥬 Vegetables You Can Plant in August (UK)

🥬 Lettuce

August is excellent for autumn lettuce crops.

✔ sow directly outdoors
✔ choose bolt-resistant or winter varieties
✔ harvest as cut-and-come-again

Partial shade improves results in hot spells.


🌱 Spinach

Spinach thrives as temperatures cool.

✔ sow directly outdoors
✔ fast autumn growth
✔ suitable for overwintering varieties

Keep soil moist for steady germination.


🥬 Pak Choi & Oriental Greens

Ideal for late summer sowing.

✔ sow directly outdoors
✔ rapid growth
✔ harvest within weeks

Avoid heat stress with light shade.


🥬 Radishes

One of the easiest August crops.

✔ sow directly outdoors
✔ very fast-growing
✔ ideal between slower crops

Harvest promptly for best flavour.


🥕 Carrots (Early August Only)

Final carrot sowings are still possible.

✔ sow directly outdoors early August
✔ suitable for small autumn roots
✔ consistent watering is essential

Late sowings won’t store well.


🧅 Spring Onions

Perfect for late-season growing.

✔ sow directly outdoors
✔ quick turnaround
✔ minimal space required

Successive sowing extends harvests.


🥦 Turnips

Turnips grow well in late summer.

✔ sow directly outdoors
✔ fast-maturing
✔ harvest young

Ideal for autumn meals.


🥬 Swiss Chard

Chard is excellent for late sowing.

✔ sow directly outdoors
✔ productive through autumn
✔ tolerant of cooler conditions

Regular cutting encourages regrowth.


🥬 Kale (Under Cover or Outdoors Early)

August is ideal for winter crops.

✔ sow outdoors early August
✔ transplant later
✔ hardy winter vegetable

Early sowing improves overwintering success.


🌿 Herbs (Edible)

Some herbs can still be sown.

✔ coriander
✔ dill
✔ parsley

Cooler conditions reduce bolting.


🌤️🌱 Can You Sow Vegetables Outdoors in August?

Yes, August is still suitable for outdoor sowing.

✔ warm soil
✔ quick germination
✔ reduced pest pressure later

Watering is crucial during dry periods.


🚫🌱 Vegetables That Are Too Late to Start

Some crops require a longer season.

❌ parsnips
❌ leeks
❌ Brussels sprouts
❌ maincrop onions
❌ sweetcorn

These should have been planted earlier.


🌟 FAQs

Is August too late to plant vegetables in the UK?

No. Many fast-growing and autumn crops thrive when planted in August.

Do August sowings need frequent watering?

Yes. Warm weather dries soil quickly.

Can I grow vegetables for winter in August?

Yes. Kale, spinach, and chard are ideal.

Should I use shade for August seedlings?

Yes, during hot spells to prevent stress.

Is August good for succession sowing?

Yes. It helps maximise harvests before winter.


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