Specs
| Feature | Description |
|---|---|
| Species | Helianthus debilis |
| Height | 3–5 ft (90–150 cm) |
| Spread | Branching clusters, 1–2 ft wide |
| Flower Size | ~5″ (12 cm) diameter |
| Seeds per Pack | Typically 100+ seeds |
| Hardiness | Zones ~1–10; spring sowing after frost |
| Bloom Time | May–October (cool climates) / year-round (warm zones) |
| Planting Depth | ~1/2″ (1–1.5 cm) |
| Spacing | 8–12″ (20–30 cm) between plants |
| Sunlight | Full sun |
How to Grow
- Sowing – Direct sow after risk of frost; germinates in 5–14 days at 18–25 °C
- Soil – Prefers neutral pH, well-drained soils; tolerates poor and sandy ground.
- Maintenance – Minimal care—water regularly until established; pinch tips at ~45 cm to encourage fuller branching.
- Harvest & Enjoy – Cut blooms early morning for arrangements; leave seed heads in autumn for birds.
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