Pear Insect and Mite Control Toolbox - Insecticide and Miticide Timing

Timing of a spray application in relation to insect and mite biology is important for achieving the best results.
Pear Insect and Mite Control Toolbox - Insecticide and Miticide Timing - Articles
Pear Insect and Mite Control Toolbox - Insecticide and Miticide Timing

Timing of Treatment Based on Insect or Mite Pest to be Controlled

Please refer to product labels and the Penn State Extension Tree Fruit Production Guide for details on chemical use at each timing.

Time of sprayBMSBCMERMGAGFWLROFMPCPLBMPPPRMSJSTPB/SBTSM
Dormant+++++++++
Cluster bud+++++++++++++++
White bud
Petal fall++++++++++++++++++
First cover spray++++++++++++++++++
Second cover spray+++++++++++++++++++
Third cover spray++++++++++++++++++
Fourth cover spray++++++++++++++
Fifth cover spray++++++++++++++

++ = ideal timing of material for control; + = presence of pest and possible control; -- = control generally not needed

BMSB = brown marmorated stink bug; CM = codling moth; ERM = European red mite; GA = green aphids; GFW = green fruitworm; LR = leafrollers; OFM = Oriental fruit moth; PC = plum curculio; PLBM = pearleaf blister mite; PP = pear psylla; PRM = pear rust mite; SJS = San Jose scale; TPB = tarnished plant bug/native stink bugs; TSM = twospotted spider mite