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Description
Cosmos Sulphureus Cosmic Mix SeedsCrop Time Spring: 7 8 weeks Height 12 30 cm Exposure Sun Partial shade Seed Form Detailed Seed Best Uses Bedding, Landscape Culture guideUsagePlants for the border, attractive pot plants with intense color. Sow timeFebruary End July Sowing method2 3 seeds per plug, can be sown directly into final pot GerminationGerminates in 5 8 days at 65 70 F (18 21 C). Cover seed after sowing. Growing onTransplant plugs after 4 5 weeks. Grow on at temperatures of
| Crop Time | Spring: 7 - 8 weeks |
| Height ∅ | 12 ″ / 30 cm |
| Exposure | Sun - Partial shade |
| Seed Form | Detailed Seed |
| Best Uses | Bedding, Landscape |
Culture guide
Usage
Plants for the border, attractive pot plants with intense color.
Sow time
February-End July
Sowing method
2-3 seeds per plug, can be sown directly into final pot
Germination
Germinates in 5-8 days at 65-70 °F (18-21 °C). Cover seed after sowing.
Growing on
Transplant plugs after 4-5 weeks. Grow on at temperatures of 60-65 °F (15-18 °C).
Media
Use a well-drained, growing substrate with 20-30 % clay, 1-2 kg/m³ complete balanced fertilizer, iron-chelate, micronutrients, pH: 5.5-5.8.
Temperature
Grow at 15-17 °C or outdoors. Cosmos does not tolerate frost.
Fertilization
Moderate fertilization levels are required. Fertilize the crop weekly with 100-150 ppm nitrogen, using a complete balanced fertilizer. Avoid high ammonium and high nitrogen levels.
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