Prowl H2O Herbicide will control annual grasses and certain broadleaf weeds in and around field, liner and container outdoor ornamentals and conifers for field production, including Christmas trees.

Prowl H2O Herbicide applied pre-emergence as directed will control the following weeds:

Grasses:                                             Broadleaf Weeds
Barnyard grass                                    Lamb's-quarters¹
Crabgrass (large and smooth)             Redroot pigweed¹ (suppression only)
Fall panicum
Green foxtail
^{1 includes triazine-resistant biotypes}