Aster
Aster novi-belgii
flowerNew York asters are late-season perennials with delicate, daisy-like flowers in purple, pink, or white that bloom from late summer through fall. They are excellent for cut flowers and provide essential nectar for pollinators in autumn. These hardy plants naturalize well in borders and meadow gardens.
Common Problems
Select the problem your Aster is experiencing to get a treatment guide.
Care Guide
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Light
Full sun (6–8 hours daily); partial shade tolerated but reduces flowering.
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Water
Keep soil consistently moist during growth; reduce watering in winter dormancy. Water at base to avoid foliage wetting.
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Soil
Well-draining, fertile soil; tolerates slightly acidic to neutral pH (6.0–7.0). Amend with organic matter.
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Fertiliser
Apply balanced fertilizer monthly during growing season; reduce nitrogen in late summer to encourage blooms.
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Temperature
Hardy to zone 4 (–30°F); prefers cool to moderate temperatures (60–75°F).
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Humidity
Moderate humidity preferred; provide good air circulation to prevent mildew.
Toxicity
check_circleSafe for Catscheck_circleSafe for Dogscheck_circleSafe for Children
Non-toxic to cats, dogs, and children. Safe for all areas of the garden.
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.