Perovskia
Perovskia atriplicifolia
shrubA deciduous sub-shrub with silvery-grey foliage and tall spikes of lavender-blue flowers blooming from midsummer to autumn. Perovskia is extremely drought-tolerant, low-maintenance, and thrives in poor soils and hot, dry locations. The aromatic foliage and long flowering period make it invaluable for Mediterranean-style gardens.
Common Problems
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Care Guide
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Light
Full sun (6+ hours daily); essential for dense foliage and abundant flowering
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Water
Low; very drought-tolerant once established; water sparingly and avoid waterlogging
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Soil
Well-draining, preferably poor to moderate fertility; tolerates sandy, gravelly, or alkaline soils
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Fertiliser
Minimal or none required; excess fertility promotes leafy growth at the expense of flowers
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Temperature
Prefers warm conditions; hardy to moderate cold; dislikes excessive humidity
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Humidity
Very low; dislikes humid climates and benefits from excellent air circulation
Toxicity
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Non-toxic; the aromatic foliage is safe to handle
Common Diseases
Common Pests
Seasonal Care
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Resume regular watering and feeding as growth picks up.
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Peak growing season. Water and feed regularly.
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Reduce watering as growth slows. Stop heavy feeding.
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Minimal watering and feeding. Protect from frost if needed.