Cosmos 'Purity White' Seeds, Herboo, approx. 40 seeds
£3.50
Cosmos bipinnatus ‘purity’
Angelic white blooms, ideal as cut flowers. Cosmos bipinnatus ‘Purity’ brings that bright, easy English-garden feel — crisp white petals on apple-green foliage, flowering for weeks in sunlit borders and pots.
Approx 40 seeds
Grow Cosmos ‘Purity White’ from seed for masses of white flowers all summer. Sow Mar–Jun indoors or direct, full sun, moderate watering. 40 seeds per packet.
- Sow:Mar–Jun under cover or in pots; Apr–Jun direct outdoors
- Germination:7–14 days
- Grow:Full sun, well-drained soil, thin seedlings to 30cm apart
- Water:Moderate; allow soil to dry slightly between watering
- Harvest:Cut flowers when buds open for longest vase life
- Best for:Beds, borders, cut flower gardens, pollinator-friendly spaces