BagwormThe larvae feed on some 120 species of woody ornamentals-deciduous shrubs and trees as welt as conifers.
Black SpotBlack spot (
Diplocarpon rosae) is the most serious and widespread disease of roses, thriving wherever there is adequate humidity and rainfall.
Fall WebwormThis native insect found throughout North America feeds on at least 88 species of deciduous trees, from apple to willow.
Greenhouse WhiteflyThe greenhouse whitefly is one of the most common houseplant pests.
Brown Soft ScaleThis common scale attacks a wide range of houseplants, including anthuriums, citrus, dieffenbachia, ferns, orchids, and ornamental figs.
Euonymus ScaleThis armored scale from Asia is a serious pest of euonymus throughout the United States and Canada.
Citrus MealybugThe citrus mealybug is a major greenhouse and houseplant pest. In subtropical climates, this sucking insect is also a problem outdoors.
Mexican Bean BeetleMexican bean beetle, a member of the ladybug family, attacks many kinds of beans—bush, pole, and lima—as well as cowpeas and soybeans.
Two Spotted Spider Mites This pest attacks indoor plants as well as outdoor plants during hot, dry summers.
Bronze Birch BorerBirch trees are the target of this pest, often consuming the tree branch by branch.
From Horticulture Magazine