Unique combination of slow release lawn food with trace elements and the preemergent crabgrass control of Team Pro (Treflan and Balan ). Team provides 12-16 week preemergent crabgrass control and is one of the best preemergent weed control products available. Wait at least 6 to 8 weeks before sowing grass seed in the lawn. Can be used on both cool and warm season grasses. Active ingredients: 0.76% benefin:N-butyl-N-ethyl-cl-cl-cx-trifluoro-2,6-dinitro-p-toluidine, 0.39% trifluralin: cx,cx,cx-trifluoro-2,6-dinitro-N,N-dipropyl-p-toluidine.