Insect Management Handbook

Bean aphid (Aphis fabae)
Green peach aphid (Myzus persicae)
Leafcurl plum aphid (Brachycaudus helichrysi)

Image related to Dahlia (Dahlia)-Aphid

Rhizoglyphus echinopus

Lesser bulb fly (Eumerus funeralis)
Narcissus bulb fly (Merodon equestris)

Forest tent caterpillar (Malacosoma disstria)
Western tent caterpillar (Malacosoma californica)

Tetranychus spp.

Image related to Crabapple (Malus)-Spider mite

Comstockaspis (Quadraspidiotus) perniciosus

Includes Edwardsiana rosae

Image related to Crabapple, flowering (Malus)-Rose leafhopper

Lepidosaphes ulmi

Image related to Crabapple, flowering (Malus)-Oystershell scale

Includes

Fruittree leafroller (Archips argyrospila)
Oblique-banded leafroller (Choristoneura rosaceana)

Hyphantria cunea

Image related to Crabapple, flowering (Malus)-Fall webworm