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Feathery cosmos foliage, 28 Sept 2026
Cosmos seedlings
Cosmos bipinnatus
Feathery cosmos seedlings, probably self-sown. They'll be cut down by the first frost, but seed saved now gives a head start next year.
Part of the kitchen bed, planted out in spring 2026.
- Common name
- Cosmos seedlings
- Section
- Beds
- Spot
- Garden (kitchen bed)
- Soil
- Garden soil (tbc)
- Options
Potential
Seasonal flowers for borders, a cutting patch or larger containers, depending on the eventual height.
- From
- Grown on from online plugs, or bought from a local independent garden centre, spring 2026
- Age
- Under a year (annual)
- Next repot
- Not needed: it's in the ground
- Edible
- ❌ Not for eating.
- Hardy
- ❌ No: in before the first frost
- Garden-centre price
- about £3
Care & updates
- What to expect
- An annual: it'll finish with the first frosts. Save seed or let it self-seed for next year. Flowers Jul–Oct.
- Feeding
- Every 21 days, May–Aug, with Tomato feed (high potash) for flowers
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