Heather
Symptom Cause  
Holes in leaves and flowers
Japanese Beetles
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Leaves stippled, yellow, dirty; webbing on interior stems of plant
Mite
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Poor growth; leaves yellow & drop
Root Rot (fungus)
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Orange powdery spots on leaves
Rust (on plants)
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Leaves yellow, drop; bumps on leaves and stems; sometimes sticky leaves
Scale
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Plants grow leggy
Soil May Be Too Fertile
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