Solving Astilbe Problems
Symptoms	Probable Cause
Weak Growth in Center; Brown Leaf Edges	Site Conditions not Appropriate
Holes In Leaves and Flowers	Japanese Beetles
Plants Stunted; Yellowed; Root Lesions	Nematodes
Leaves Discolored	Spider Mites
Ragged Holes In Leaves	Slugs or snails
Leaves Covered With White Powder	Powdery Mildew, a Fungal Disease
Plant Wilts	Fusarium Wilt, a Fungal Disease
Roots Damaged	Mouse or Vole Injury