Pest identification
What's eating my deutschland astilbe?
Black vine weevil
Signs: Larvae feed on roots causing plants to wilt and die back unexpectedly; adults notch leaf margins with clean, C-shaped cuts
Control: Drench soil with beneficial nematodes in August–September; check root crowns of wilting plants for grubs; remove and destroy infested crowns
Spider mites
Signs: Pale, finely stippled leaves; fine webbing on undersides in hot, dry weather; foliage can bronze and drop early
Control: Water plants well to reduce heat stress; apply neem oil or insecticidal soap to undersides; repeat every 7 days for 3 treatments
Keep deutschland astilbe pest-free
Healthy plants resist pests best. Get the basics right:
Deutschland Astilbe pests — FAQ
What is eating my deutschland astilbe?
Deutschland Astilbe is a robust, largely pest-resistant perennial, deer and rabbit tolerant. Black vine weevil is the most serious threat, with larvae attacking roots undetected. Spider mites emerge in hot, dry spells, causing stippled foliage. Maintain consistent moisture and apply nematodes preventively in late summer.
How do I get rid of black vine weevil on deutschland astilbe?
Larvae feed on roots causing plants to wilt and die back unexpectedly; adults notch leaf margins with clean, C-shaped cuts Drench soil with beneficial nematodes in August–September; check root crowns of wilting plants for grubs; remove and destroy infested crowns
How do I get rid of spider mites on deutschland astilbe?
Pale, finely stippled leaves; fine webbing on undersides in hot, dry weather; foliage can bronze and drop early Water plants well to reduce heat stress; apply neem oil or insecticidal soap to undersides; repeat every 7 days for 3 treatments