Resolva Bug Killer Ready To Use can be used all year-round. For pea moth where there is a history of damage from this pest, apply during flowering. For carrot fly apply to control adult flies after emergence and before eggs are laid. For whiteflies, scale insects, mealy bugs and thrips repeat applications may be required; 1-2 applications should be made at intervals of 7-21 days. Do not use more than 2 applications per infestation or per crop.