Tips for Grow Cosmos
Days to Germinate: 10 to 12
Germination Temperature: 20 to 30 °C
Sowing Media / Soil Type: Well drained
Sowing Depth: 1/8 in.
Sowing Method: Direct sow, transplant recommended
Water: Moderately depending upon the soil and climatic conditions – keep the soil moist but not too wet
Sun: Prefers full sun
Notes: Prefers light, dry conditions. Light aids germination. Space 9–12 in. apart. Tolerant of drought. Can be sown in situ. For best results, thin its fast-growing large plants. Deadhead for persistent blooms. Harvest cutflowers when petals on first flower are just opening. Don’t wait too long, old blooms don’t last. Vase life is 4–6 days.