Alan from Richmond, Tx writes
In most cases, it is not necessary to use an insecticide for crane fly larvae control. If damage is severe we would recommend using 1 oz. of Bifen IT per gallon of water per 1000 sq. ft. for the initial treatment and then 0.5 fl oz per gallon of water for any necessary follow-up treatments.
Answer last updated on: 03/10/2018