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Please review the schedule and the details on our product pages for more information. Seeds and supplies continue to ship within 3-5 business days.
Please review the schedule and the details on our product pages for more information. Seeds and supplies continue to ship within 3-5 business days.
How to Grow Mexican Aster
Cosmos Germination Information
Cosmos is the botanical name for Mexican Aster
How to Sow Cosmos: - Sow outdoors where plants are to grow when danger of frost has past
- Sow indoors 5-7 weeks before planting outside
- Cover the seeds with four times their thickness in soil
- Maintain a temperature within the medium of 68-75° F during germination
- Germination takes 5-10 days
- When sowing seed outdoors, we recommend a maximum planting depth of 4X the width of the seed
How to Grow Cosmos:
Spacing: Plant 9-24 inches apart in full sun in a dry, infertile soil with excellent drainage
Additional Care: Drought tolerant. Stake taller plants
Appearance and Use:
These attractive, quick-growing plants are great for background planting, beds, and borders with masses of colorful, daisylike blooms fo cutting. Upright, sun-loving annual with finely cut foliage and an abundance of vibrant blooms on slender stems
C. bipinnatus: 11/2 - 5 feet tall. Single or double. 21/2- inch blooms of white, pink, rose, and crimson sport tubular petals and a daisylike form. Where summers are cool, the blooms continue from July to frost
C. sulphureus: 1-2 feet tall. Double and semi-double, 2- inch blooms of yellow to orange are borne from July to frost. An ideal bedding plant that thrives in heat
About Cosmos:
Pronunciation: kos’mos
Lifecycle: Annual
Origination: Asteraceae; native to Mexico
Common Name: Mexican Aster