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Matilija Poppy, Coulter's Matilija Poppy, California Tree Poppy, Fried Egg Poppy, Fried-egg Flowers
Romneya coulteri
Upright, woody, multi-stemmed perennial shrub. Smooth, deeply-lobed, grey-green to blue-green leaves. Large flowers-up to 9 inches across. Delicate crinkly petals around a bright yellow center. Lightly fragrant. Attracts hummingbirds and bees. Interesting oblong seedpods. May act winter deciduous. Treat as a perennial and cut back in late fall or winter. Spreads by rhizomes. Potentially invasive. Well drained soil is especially important with our alkaline soils. Does not transplant well once established.
- Plant type: Perennial, Shrub
- Maintenance level: Medium
- Water requirement: Medium, Low
- Sun exposure: Full, Part Sun, Morning Sun, Afternoon Sun
- Height range: 6 Feet
- Width range: 6 Feet
- Growth rate: Slow
- Seasonal habit: Semi-Deciduous
- Flower color: Yellow, White
- Flower season: Summer
- Fruit color: Brown
- Fruit season: Autumn
- General foliage color: Grey, Green
- Design style: Hummingbird
- Hardiness cold tolerance: 10 °F
- Soil preference: Well Drained
- Canopy value: 28 ft²
- Native location: Southern California, Baja California
- PH preference: Alkaline/Basic, Neutral, Not Particular
- Sunset zones: 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, H1
- USDA hardiness zone: 7a, 7b, 8a, 8b
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