The mode of action of Ronstar G doesn’t inhibit root growth, making it ideal for new transplants and liners. It controls both annual broadleaves and grasses including bittercress, groundsel, oxalis, spurge and liverwort.

Ronstar G controls weeds, not roots. It is labeled for use on over 250 ornamental species with strong performance on several difficult-to-control weeds.

The active ingredient oxadiazon, is active on shoots, not roots, unlike most preemergence herbicides on the market today.

Ronstar G can be applied to containers and field-grown ornamentals, liners, groundcovers, perennials, woody ornamentals, shrubs, vines, trees and conifer nurseries.

Ronstar G can be applied to containers and field-grown ornamentals, liners, groundcovers, perennials, woody ornamentals, shrubs, vines, trees and conifer nurseries.

Ronstar G is labeled for use on over 250 ornamental plants. Its mode of action inhibits shoot growth, not root growth, making it a great rotational tool for weed management programs.

Ronstar G can last between 2-3 months depending on environmental conditions and the time of application.