🌱 February Vegetable Sowing Guide for UK Gardeners

February is an early but important sowing month for UK gardeners. While outdoor soil is often too cold and wet, many vegetables can be successfully started under cover to give a strong head start on the growing season.

⭐ Recommended Products — February Gardening Essentials

• Early Spring Seed Collection (February Sowing)
A pack of seeds suited for February sowing — think early onions, brassicas, tomatoes, chillies, and early flowers like pansies and primroses. Great for getting a head start on the growing season.
👉 Click here to see top options

• Seed & Cutting Propagation Compost
Fine, well-draining compost formulated for seeds and cuttings. Essential for giving young roots the ideal environment to establish strongly without rotting.
👉 Click here to see top options

• Seed Trays & Propagator Kit
Includes reusable seed trays, modules, and clear lids to create a controlled germination environment. Helps maintain humidity and protects young seedlings.
👉 Click here to see top options

• Heat Mat & Grow Lights for Seed Starting
Provides bottom heat and supplemental light — especially helpful in February’s low light and cooler temperatures to improve germination and early growth.
👉 Click here to see top options

• Plant Labels & Waterproof Marker Set
Keep track of your sowings with durable labels and a weather-proof pen — very useful when starting lots of different seeds in February.
👉 Click here to see top options

🌿 Vegetables to Sow Indoors or in a Heated Propagator

These crops need warmth and good light.

🧅 Onions (from seed)

• Sow in trays or modules
• Ideal temperature: 10–15°C

Why sow now:
Long growing season — early sowing produces stronger plants and larger bulbs.

🥬 Leeks

• Sow thinly in trays or modules
• Keep cool but frost-free

Why sow now:
Early sowing leads to thicker stems and better crops.

🥦 Brassicas (early varieties)

Includes:

• Cabbage
• Cauliflower
• Calabrese
• Brussels sprouts

How to sow:

• Sow in modules under cover

Why sow now:
Creates sturdy young plants ready for early planting out.

🌿 Celery

• Sow on the surface (light aids germination)
• Keep warm and moist

Why sow now:
Slow-growing crop that needs an early start.

🌶️ Chillies & Peppers

• Sow in trays or modules
• Maintain 20–25°C

Why sow now:
Long growing season and slow germination.

🍅 Tomatoes (only with heat and light)

• Use a heated propagator
• Avoid letting plants become leggy

Why sow now:
Very early crops possible, but only if conditions are right.

🌾 Vegetables to Sow in an Unheated Greenhouse or Cold Frame

These crops tolerate cooler temperatures.

🥬 Lettuce (hardy varieties)

• Sow in trays or modules
• Protect during hard frosts

🌱 Spinach

• Sow in modules
• Keep compost just moist

🫛 Peas (early varieties)

• Sow in guttering, pots, or modules
• Protect from mice

🌿 Broad Beans

• Sow in deep pots or modules
• Grow on under cover before planting out

🥔 Vegetables to Plant or Prepare in February

🧄 Garlic

• Can still be planted outdoors if soil is workable

🧅 Shallots

• Plant sets in free-draining soil

🥔 Potatoes

• Start chitting seed potatoes in a bright, frost-free place

❄️ February Sowing Tips for Success

• Always check seed packet temperature requirements
• Provide maximum light to prevent weak growth
• Avoid overwatering cold compost
• Label everything clearly
• Harden off plants gradually before planting out

⚠️ Vegetables Better Left Until Later

Avoid sowing these in February:

• Carrots
• Beetroot
• Parsnips
• Courgettes
• Squash
• Sweetcorn

Cold soil leads to poor germination and losses.