Where Gardens Flourish — expert plant guides, growing advice and garden inspiration for every UK gardener HomeNews
Grown in a homelab 🌱

What to Sow in London in September

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.

← Sow in August Gardening in London
London sowing season: roughly April to September. September is the tail end — sow quick-maturing crops now so they finish before the first autumn frosts.

🌱 Sow in September (25 plants)

Apple (Malus domestica)

Bearberry (Arctostaphylos uva-ursi)

Blueberry (Vaccinium corymbosum)

Bracken (Pteridium aquilinum)

Chamomile (Matricaria chamomilla)

Cornflower (Centaurea cyanus)

Daffodil (Narcissus)

Fern (Dryopteris filix-mas)

Field Maple (Acer campestre)

Guelder Rose (Viburnum opulus)

Holly (Ilex aquifolium)

Japanese Maple (Acer palmatum)

Lupin (Lupinus)

Michaelmas daisy (Symphyotrichum novi-belgii)

Onion (Allium cepa)

Poppy (Papaver)

Potato (Solanum tuberosum)

Pot Marigold (Calendula officinalis)

Raspberry (Rubus idaeus)

Red Campion (Silene dioica)

Snapdragon (Antirrhinum majus)

Strawberry (Fragaria ananassa)

Sweet Pea (Lathyrus odoratus)

Tulip (Tulipa)

Wayfaring Tree (Viburnum lantana)

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

Recommended Products

As an Amazon Associate, GardenWizz earns from qualifying purchases made through links on this page (including links within the article). This does not affect the price you pay. See our disclaimer for details.