Plant Damage / Signs:
Upper leaf surfaces become yellowish white
Leaves may be entirely white with heavy feeding
Insect / Signs:
Adults small with lace-like wings
Varnish-like spots on underside of leaves
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Plants:
Apple
Ash
Azalea
Ceanothus
Cotoneaster
Hawthorn
Mountain Ash
Pieris
Pyracantha
Rhododendron
Sycamore
Timing:
Growing season
Generations / Year
1 - 4
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