Alternate it with curative materials. Its use should be limited to late season, as pyrethroid all but eliminate mite predators. Brigade is highly toxic to aquatic organisms, see the label for the numerous cautions required to prevent contamination or drift to streams, etc. Apply miticides when mites, webs and damage are observed. Two applications 5-7 days apart may be necessary.
Thorough coverage is needed to get good control.
Mites often reach damaging numbers during the winter months. Lorsban 4E or 1 qt. 1 day pre-bloom only Strawberry weevils are .1 inch long, reddish brown snout beetles. Eggs are laid in these damaged blooms. Adults will typically move from strawberries to blackberries and raspberries.