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Cosmos bipinnatus 'Purity'
- Good for Cutting
- Loved by Garden Birds
- Loved by Pollinators
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Tried & tested by Sarah
Easy to grow
Super productive variety
Large, open flowers of pure white, with delicate apple-green foliage
- Good for Cutting
- Loved by Garden Birds
- Loved by Pollinators
Product details
- Type
- Half-Hardy Annual
- Position
- Cutting Garden
- Soil
- Broad Tolerance
- Flowers
- July - October
- Height
- 1.2m (4ft)
- Common name
- Mexican Aster
- Moisture
- Moist but Well-drained
- Aspect
- Full Sun
- Spread
- 45cm (18in)
- Cultivation
- Best sown under cover in April but can be direct sown in May. Grow seedlings on in individual pots or modules until large enough to plant out. Gradually harden off before planting out after all risk of frost has passed.
Care Tips
Pinch out tips at 15-20cm to encourage bushier plants. Stake and tie Cosmos plants if necessary during the growing season, water regularly and dead-head to prolong the flowering season.
Flowering Time
July - October
