Compact reblooming day lily with golden-yellow flowers from early summer until autumn frost. Each flower lasts a single day, but successive buds keep the plant in continuous bloom.
Hardiness ratings
| System | Rating | Temperature range | How to read it |
|---|---|---|---|
| USDA hardiness zone | Zone 3–9 | −40 °C to −1.1 °C | Plant tolerates down to this zone |
| RHS hardiness rating | H7 | down to −20 °C | Plant needs at least this level of cold tolerance |
| Canadian plant hardiness zone | Zone 3–8 | −34 °C to −1 °C | Plant tolerates down to this zone |
| Australian (ANBG) zone | Zone 2–6 | −10 °C to 15 °C | Plant tolerates down to this zone |
Growing notes
- Peak bloom flush coincides with the summer solstice — a textbook midsummer plant
- Reblooming habit means it continues into autumn unlike most day lilies
- Cultivar name means "star of gold" — among the most widely planted perennials in North America
- Drought tolerant once established
Pet caution: Day lily ‘Stella de Oro’ is listed as potentially harmful to cats and/or dogs. Keep pets from grazing on it, and contact a vet if you suspect your animal has eaten some.
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Related plants
Cross-check Day lily ‘Stella de Oro’ against your zones