Weed Impede™ is a surface-applied preemergent herbicide used to control many annual grasses and broadleaf weeds in landscape ornamentals, groundcovers and bedding plants. Active ingredient is 40.4% oryzalin. Weed Impede controls weeds growing from seed and will not control established weeds or those growing from stolons, rhizomes or root pieces. Mix 1.5 to 3 fl. oz. per 1,000 sq. ft. in enough water for coverage. A minimum of 1/2" rain or equivalent irrigation is required within 21 days of application for activation.
- 16 Oz. Weed Impede
- a pint covers up to 10000 sq ft
- lasts up to 6 months
- mix with roundup and get pre & post weed control
- use in and around trees, ground cover, shrubs, & rocks