GARDEN ENEMIES

FOLIAGE PROBLEMS (cont.)

Chief Sign or Symptom Probable Pest or Disease Described Under
Leaves mined between two surfaces
(cont.)
Light blotches.

Blisters in leaves, orange flies.

Tips white or brown.
Holly Leaf Miner (Fig. 32B)
Verbena (Fig. 33C)
Boxwood Leaf Miner (Fig. 32A)
Arborvitae Leaf Miner (Fig. 32C)
 
Loss of color in foliage
Leaves stippled
yellow or grayish on upper surface,
brown var nish underneath.
Azalea Lace Bug (Fig. 18),
Rhododen- dron (Fig. 17)
Sycamore (Fig. 18),
Oak,
Hawthorn Lace Bug
Bugs
White stippled pattern on uppersurface,
wedge-shaped,
quick-hopping
insects
underneath;
margins sometimes rolled,
brown.
Leafhoppers (Fig.31)
Potato Leafhopper
LEAFHOPPERS
Upper surface faintly stippled, flat, scale-like nymphs under- side; tiny white ""moths"" fly out when disturbed. Whiteflies (Fig. 64) Whiteflies
Leaves gray, yellow, or reddish,
mealy underneath with blackspecks of excrement;
yellow,green, or red mites.
Red Spiders (Fig.38)
Two-spotted
MiteSouthern
Red Mite
Mites
Spruce gray, arborvitae,
juniper brown,
hemlock white,
with webs between needles.
Spruce Mite (Figs. 38, 39) Mites
Boxwood with faint scratches. Boxwood Mite Mites
Fruit-tree foliage bronzy, dusty. European Red Mite, Citrus Mites Mites



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