Home Orchards: Table 4.6. Efficacy of Insecticides and Miticides

Informational table showing efficacy of insecticides and miticides on apples and pears.
Home Orchards: Table 4.6. Efficacy of Insecticides and Miticides - Articles

Updated:

E. Levine, The Ohio State University, Bugwood.org

Note

Due to a wide array of various products containing the same active ingredient for insecticide recommendations, when appropriate, the active ingredient is listed instead of the name of the formulated product.

Caution: Broad-spectrum insecticides (those with a large number of pests listed on the label) have significant potential to be harmful to non-target organisms such as bees and other beneficial or predatory insects.

Insects and Mites

  • AM = apple maggot
  • CM = codling moth
  • EAS = European apple sawfly
  • ERM = European red mite
  • GAA = green apple aphid
  • GM = gypsy moth
  • OFM = oriental fruit moth
  • PC = plum curculio
  • PP = pear psylla
  • RAA = rose apple aphid
  • SB = stink bugs
  • SJS = San Jose scale
  • TPB = tarnished plant bug
  • TSM = two-spotted spider mite
PesticidesAMCMEASERMGAAGMOFMPCPPRAASBSJSTFBTSM
Azadirachtin--334---33-4-
Bacillus thuringiensis (Bt)4344134444444
Carbaryla2242122333334
Diazinon2232222222223
Esfenvalerateb22242222222424
Horticultural oil441244-234141
CM granulosis virus-1---3-------
Imidacloprid2--14-3113-3-
Malathion2234422234-223
Pyrethrum443-3443333-3-
Safer Soap442444424-242
Spinosad24--14---4-4-
Surround34344-42133-34

a. Sevin may worsen the mite problem and, when used shortly after bloom, can cause apples to fall from the tree.
b. This compound is very toxic to bees and should not be used until after petal fall.

Degree of control: 1 = best; 2 = good; 3 = fair; 4 = poor

Broad-spectrum insecticides (those with a large number of pests listed on the label) have significant potential to be harmful to non-target organisms such as bees and other beneficial or predatory insects.