When to Plant Potatoes UK

🥔 Introduction

Ready to start growing? Read our full How to Grow Potatoes UK →

Potatoes are Britain's favourite vegetable and one of the most rewarding crops to grow in UK gardens. From fluffy bakers to waxy salad potatoes, growing your own allows you to enjoy varieties rarely found in shops, with flavours far superior to store-bought spuds. Understanding when to plant potatoes in the UK is crucial for maximising yields and avoiding frost damage. Whether you're growing first earlies for new potatoes in summer or main crop varieties for winter storage, this comprehensive guide covers everything you need to know about potato planting times, techniques, and care in the British climate.

📅 Best Time to Plant Potatoes in the UK

Potato planting time in the UK varies by variety and region, but follows a general seasonal pattern:

First Earlies: Plant mid-March to early April (harvest June-July)
Second Earlies: Plant early to mid-April (harvest July-August)
Main Crop: Plant mid-April to mid-May (harvest August-October)

The traditional planting date is around St Patrick's Day (17th March) in milder regions, though northern areas and Scotland typically plant 2-4 weeks later. The key is ensuring seed potatoes go into the ground when soil temperature reaches at least 6°C and after the risk of hard frost has diminished.

🌱 Indoor Sowing Time (Chitting)

While potatoes aren't sown from seed indoors like other vegetables, they benefit enormously from chitting—the process of encouraging sprouts to develop before planting. Start chitting 4-6 weeks before your intended planting date:

Chitting Timeline:

First Earlies: Start chitting in late January to early February
Second Earlies: Start chitting in mid-February
Main Crop: Start chitting in late February to early March

🌿 Outdoor Planting Time

Regional Planting Guide:

Region	First Earlies	Second Earlies	Main Crop
South England	Mid-March	Early April	Mid-April
Midlands/Wales	Late March	Mid-April	Late April
North England	Early April	Mid-Late April	Early May
Scotland	Mid-April	Late April	Early-Mid May

🎯 Harvest Timing

🌟 First Earlies

Growing time: 10-13 weeks

Harvest: June to early July

⭐ Second Earlies

Growing time: 13-15 weeks

Harvest: July to August

🏆 Main Crop

Growing time: 15-22 weeks

Harvest: August to October

💡 Growing Tips for UK Climate

Frost protection: Earth up soil over emerging shoots if frost is forecast after shoots emerge
Soil preparation: Potatoes prefer slightly acidic soil (pH 5.0-6.0). Dig in well-rotted compost or manure in autumn
Crop rotation: Never grow potatoes in the same spot two years running—rotate on a 3-4 year cycle
Blight awareness: Watch for potato blight in warm, humid weather from July onwards
Container growing: Ideal for small spaces—use potato bags or large containers (minimum 40 litres)

🛠️ Recommended Gardening Tools

Hand Tools for Gardening: Sturdy spade for trench digging, draw hoe for earthing up, garden fork for harvesting.
Soil and Plant Care: Potato fertilizers, pH testing kits, and organic mulches.