Jonathon Green Lawn Weed Control 5,000 sq. ft. Catalog Lawn & Garden Fertilizers Lawn Fertilizer Jonathon Green Lawn Weed Control 5,000 sq. ft. Manufacturer : Jonathan Green Lawn and Garden Description Contains Trimec to control broadleaf weeds Controls 200+ lawn weeds including dandelions and chickweed Use any time of year when weeds are actively growing, spring through fall Safe for cool- and warm-season grasses Rates Please contact us for current pricing and availability.