Centaurea dealbata (Persian Cornflower)
Persian Cornflower, Mealy Centaury, whitewash Cornflower
Centaurea dealbata (Persian Cornflower) is a clump-forming perennial boasting lilac-pink flowers in early to mid-summer. Attracting bees, butterflies, and other admirers, the blossoms are carried on upright stems above a bushy clump of narrowly oval, lobed, gray-green leaves. Native to the Caucasus, Persian Cornflower is well suited to growing in the sunny border, cottage gardens, meadows, and wild gardens.
- Grows up to 18-30 in. tall (45-75 cm) and 18-24 in. wide (45-60 cm).
- Performs best in full sun in nutrient-poor, well-drained soils.
- Good choice for beds and borders, coastal gardens, cottage gardens, prairies, and meadows. Excellent fresh-cut flowers.
- No serious pest or disease issues. Keep an eye out for powdery mildew. Deer and rabbit resistant.
- Deadhead regularly to prolong flowering, and cut back in autumn
- Propagate by seed or by division.
- Centaurea dealbata is native to the north Caucasus, Transcaucasia, and Turkey.
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Requirements
| Hardiness | 3
– 9 |
|---|---|
| Heat Zones | 1
– 9 |
| Plant Type | Perennials |
| Plant Family | Centaurea - Cornflowers |
| Exposure | Full Sun |
| Season of Interest |
Summer (Early,Mid) |
| Height | 1' – 3' (30cm – 90cm) |
| Spread | 1' – 2' (30cm – 60cm) |
| Spacing | 18" – 24" (45cm – 60cm) |
| Water Needs | Low, Average |
| Maintenance | Low |
| Soil Type | Chalk, Clay, Loam, Sand |
| Soil pH | Acid, Alkaline, Neutral |
| Soil Drainage | Moist but Well-Drained, Well-Drained |
| Characteristics | Cut Flowers, Showy |
| Tolerance | Deer, Rabbit |
| Attracts | Bees, Birds, Butterflies |
| Garden Uses | Beds and Borders |
| Garden Styles | Coastal Garden, Informal and Cottage, Prairie and Meadow |
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zatvornik, trinessimo, Shutterstock
While every effort has been made to describe these plants accurately, please keep in mind that height, bloom time, and color may differ in various climates. The description of these plants has been written based on numerous outside resources.
Requirements
| Hardiness | 3
– 9 |
|---|---|
| Heat Zones | 1
– 9 |
| Plant Type | Perennials |
| Plant Family | Centaurea - Cornflowers |
| Exposure | Full Sun |
| Season of Interest |
Summer (Early,Mid) |
| Height | 1' – 3' (30cm – 90cm) |
| Spread | 1' – 2' (30cm – 60cm) |
| Spacing | 18" – 24" (45cm – 60cm) |
| Water Needs | Low, Average |
| Maintenance | Low |
| Soil Type | Chalk, Clay, Loam, Sand |
| Soil pH | Acid, Alkaline, Neutral |
| Soil Drainage | Moist but Well-Drained, Well-Drained |
| Characteristics | Cut Flowers, Showy |
| Tolerance | Deer, Rabbit |
| Attracts | Bees, Birds, Butterflies |
| Garden Uses | Beds and Borders |
| Garden Styles | Coastal Garden, Informal and Cottage, Prairie and Meadow |
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