Wallflower
Erysimum cheiri (Cheiranthus cheiri). BRASSICACEAE (CRUCIFERAE).
Planting and Growing Wallflower
You’ll find everything you need to know to plant and grow wallflower in the accompanying table’s tabs:
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- Flowers, foliage, and root structure of wallflower
- Plant hardiness and growing conditions for wallflower
- Season of bloom and planting time for wallflower
- When, how deep, and where to plant wallflower
- How to plant wallflower
- Watering, fertilizing, care, and pests or diseases of wallflower
- Landscape and container uses of wallflower
- Comments about wallflower and its features
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Growing Wallflower
Many cultivars of erect, branching biennial or perennial herbs, 12–30 in. (30–75 cm) tall. Shiny, blue to bright green, lance-shaped, narrow, pointed leaves, to 3 in. (75 mm) long.
Planting and Care Guide
Blooms
Many apricot, cream, pink, purple, red, white, yellow, double- or 4-petaled, fragrant flowers, to 1 in. (25 mm) wide, in spiking, stocklike clusters, in spring–early summer.
Best Climates
Plant as tender annual, zones 3–6; ground hardy, zones 6–9. Self-seeding. Best in mild-summer, mild-winter climates.
Soil Type and Fertility
Moist, well-drained, loamy soil. Fertility: Rich–low. pH 7.0–7.5.
Where and How to Plant
Spring in partial shade, 6–12 in. (15–30 cm) apart, after frost hazard has passed. Sow seed of biennial cultivars for flowers the following season or plant nursery containers.
Proper Care
Easy. Keep evenly moist. Fertilize quarterly. Protect from frost, heat. Propagate by seed.
About This Plant
Good choice for beds, borders, containers, edgings, massed plantings in cottage, formal, rock, shade gardens. Good for cutting, companion to spring bulbs. Pest and disease resistant.