What to Sow in London in May

The seeds to sow now in London — timed to the region's frost dates (mid April last spring frost, early November first autumn frost), not just the UK average.

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London sowing season: roughly April to September. May is peak sowing time in London.

🌱 Sow in May (38 plants)

Allium (Allium hollandicum)

Avens (Geum)

Basil (Ocimum basilicum)

Beetroot (Beta vulgaris)

Borage (Borago officinalis)

Carrot (Daucus carota)

Chives (Allium schoenoprasum)

Common Mint (Mentha spicata)

Coriander (Coriandrum sativum)

Cornflower (Centaurea cyanus)

Courgette (Cucurbita pepo)

Dill (Anethum graveolens)

Fennel (Foeniculum vulgare)

Field Maple (Acer campestre)

Foxglove (Digitalis purpurea)

Greater Bird's-foot-trefoil (Lotus corniculatus)

Heather (Calluna vulgaris)

Lemon Balm (Melissa officinalis)

Lettuce (Lactuca sativa)

Marigold (Tagetes)

Michaelmas daisy (Symphyotrichum novi-belgii)

Mint (Mentha)

Onion (Allium cepa)

Oregano (Origanum vulgare)

Poppy (Papaver)

Pot Marigold (Calendula officinalis)

Pumpkin (Cucurbita maxima)

Red Campion (Silene dioica)

Rudbeckia (Rudbeckia fulgida)

Runner Bean (Phaseolus coccineus)

Sage (Salvia officinalis)

Strawberry (Fragaria ananassa)

Sunflower (Helianthus annuus)

Tarragon (Artemisia dracunculus)

Thyme 'Silver Queen'

Thyme (Thymus vulgaris)

Wild Strawberry (Fragaria vesca)

Yarrow (Achillea millefolium)

See the national overview in the UK planting calendar for May, or browse all gardening advice for London.