WSU Cougar Head Logo Washington State University
Menu
';

malathion (Malathion 8 Aquamul)

May cause injury to foliage on some varieties. The Restricted Entry Interval (REI) is 72 hours for girdling and tying, and 24 hours for all other activities.

 

Effect on Beneficials: Unknown
Material Type: Insecticide
Chemical Classification: Organophosphate
Signal Word: Caution
EPA Number: 34704-474

Usage for malathion on Grapes

Max Application per Season: 3.76pt

Budbreak to Prebloom

Target Rate of application REI PHI MOA Eff. Notes
Japanese Beetle 1.88 pt 24 3 1B

Bloom to Pea Size Fruit

Target Rate of application REI PHI MOA Eff. Notes
Japanese Beetle 1.88 pt 24 3 1B

Pea Size Fruit to Véraison

Target Rate of application REI PHI MOA Eff. Notes
Japanese Beetle 1.88 pt 24 3 1B