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Erysimum ‘Brightside Orange Glow’ is a vibrant, long-blooming perennial wallflower known for its glowing orange flowers flushed with golden-yellow tones, creating a warm, sunset-like effect. It produces clusters of fragrant blooms on upright stems above compact, gray-green foliage — making it a standout in spring and early summer gardens.
Description:
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Dimensions: 12–18 in tall and 12–18 in wide
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Sun Exposure: Full sun to part sun
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Water Requirements: Well-drained soil; low to moderate watering (drought tolerant once established)
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Hardiness Zones: 6–9 (sometimes short-lived but often reseeds or overwinters in mild climates)
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Bloom Time: Early spring to early summer (and can re-bloom with trimming)
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Pruning: Lightly trim after flowering to encourage a second flush and maintain shape; cut back leggy stems in fall
How to Plant:
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Location: Ideal for borders, rock gardens, cottage gardens, or containers
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Soil Preparation: Prefers light, well-draining soil; avoid heavy, wet soils (especially in winter)
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Planting: Space 12–18 in apart; plant crown at soil level
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Watering: Water to establish; once established, water sparingly — too much water can reduce lifespan
Fun Fact:
Erysimum flowers are highly attractive to bees and butterflies, and their sweet fragrance makes them a favorite near patios and pathways. The ‘Brightside’ series is bred for improved vigor and extended bloom time compared to older wallflower varieties.