Silvery streaks appear on the flower petals and leaves. Pick off and destroy infected flowers and leaves. Apply Sevin or Malathion and repeat twice at weekly intervals. Flower petals shrivel and discolour. Small webs may be seen along the stems.
Leaves are yellow, stippled and dirty.
Spider Mites . Apply Mite-Killer or Malathion and repeat twice at weekly intervals. Chrysanthemums come in all colors except blue. They bloom from August to November, and depending on variety may bloom into december. Tip pinch from spring to mid-summer for bushier plants when plant reaches 6 inches and continue each time it grows another 6 inches until mid July.