Chrysanthemum Hardy
Chrysanthemum × grandiflorum
flowerHardy chrysanthemums are cold-tolerant perennials that survive winter in most temperate climates without protection. They produce single or semi-double flowers in vibrant autumn colors and are more robust than florist mums. These garden workhorses offer reliable, pest-resistant blooms year after year.
Common Problems
Select the problem your Chrysanthemum Hardy is experiencing to get a treatment guide.
Care Guide
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Light
Full sun (6–8 hours daily) for best flowering and plant vigor.
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Water
Water regularly during growing season; reduce after establishment. Drought-tolerant once established; avoid waterlogging.
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Soil
Well-draining soil is essential; tolerates poor, lean soil. pH 6.0–7.0 preferred.
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Fertiliser
Light feeding with balanced fertilizer in spring; avoid excessive nitrogen to prevent weak growth.
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Temperature
Very cold hardy (to –20°F in protected locations). Prefers cool to moderate temperatures.
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Humidity
Low to moderate humidity acceptable. Good air circulation prevents fungal problems.
Toxicity
dangerousToxic to CatsdangerousToxic to Dogscheck_circleSafe for Children
Contains pyrethrin-like compounds; toxic to cats and dogs in quantity. Non-toxic to children.
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.