ORNAMENTAL PLANTS SUBJECT TO DISEASE AND INSECT PESTS : Page 828
Phlox (leaf spot fungus and powdery mildew).
Pine (rust, leaf spot, leaf scale, bark louse, saw fly, and weevil).
Poplar (anthracnose, rust, leaf beetle, scales, bark louse, borers, and caterpillars.)
Privet (anthracnose, twig blight, and webworm).
Quince (anthracnose, black rot, and San Jose scale).
Red-bud (caterpillars).
Rhododendron (lace-wing fly and borers).
Rose (anthracnose, mildew, crown gall, nematodes, slugs, scales, and thrips).
Shad-bush (red spider).
Snapdragon (anthracnose, stem rot, and wilt).
Snowball Bush viburnum (aphids).
Solomon's Seal (leaf fungus).
Sour Gum (caterpillars).
Spice Bush (scale and caterpillars).