Seed shop restock - browse the shop
Canterbury Stillwater grown Dahlia Seed back in NOW!
Our Dahlia Tuber Shop is sold out for the Spring/Summer 2023/2024 Season.
Cosmos
‘Seashells Mix’
Frilly, tubular petals that look like a handful of seashells. The colours range from white, soft pastel pink, rose pink to carmine. A hardworking, easy to grow cut flower.
Cosmos bipinnatus
Annual
Sow: Spring, summer
Spacing: 30cm in final growing position
Site: Full Sun
Growing: Germination: 7-14 days at 21 degrees. Direct sow or sow in cells or trays. Surface sow onto moist seed raising mix, cover lightly with up to 3mm of seed raising mix. Keep seed raising mix moist during germination. Water from underneath until seeds have sprouted. Plant out once risk of frost has passed. Pinching out the main growing tip will encourage the plant to grow into a fuller, bushy plant. Transplant at 15cm tall.
Height: Approximately 120cm
Harvesting: Pick flowers at cracking bud, before pollination for best vase life.
Approximately 35 seeds per packet