Daisy, Painted
Symptom Cause  
Leaves wrinkled or curled; discolored, stunted, tend to fall off
Aphids
>
Leaf veins pale, part foliage turns yellow, leaf edges brown; plant stunted, leafhoppers present
Aster Yellows
>
Gray lesions, water-soaked stem decays above lesions, turn brown or black
Blight (bacterial)
>
Angular, fan-shaped blotches; moves up plant, leaves wither, die; plant stunted
Foliar Nematodes
>
Tip of leaves brown, internal larvae trails visible. Leaves skeletonized/rolled up
Leaf Miners
>
Leaves mottled; flowers malformed
Mosaic Viruses
>
Plants stunted; yellowed; root lesions
Nematodes
>
Leaves and stems covered with white powdery spots
Powdery Mildew
>
Pale spots upper surface; brown spores on underside of leaf
Rust (on plants)
>
Black powdery sooty mold fungus forms on honeydew;
Sooty Mold
>
Leaves stippled, yellowing, dirty; webbing over flower buds
Spider Mites
>
Silvery white streaks on flowers and leaves
Thrips
>
Leggy growth
Too Much Shade
>
Plant leaves may curl, wilt, yellow or redden, die and defoliate. Individual branches may also die
Verticillium Wilt
>