Cosmos
Cosmos bipinnatus
💧 Watering
Every 1–2 weeks once established
☀️ Light
Full sun
💦 Humidity
Low
🌡️ Temperature
65–85°F (18–29°C)
Soil
Average, well-draining soil — don't over-enrich
✨ Fertilizing
Rarely — too much fertilizer means fewer flowers
🪴 Repotting
Annual — direct sow
About Cosmos
Airy, delicate flowers on tall stems in pink, white, and magenta. Self-seeds freely and attracts butterflies.
Care tips
- Direct sow after last frost
- Don't over-fertilize — poor soil = more flowers
- Excellent cut flower that self-seeds freely