There is not a more economical way to control tall weeds

and industrial buildings

variable-leaf pondweed

downy brome

Sonar AS provides season-long or year-long control of many troublesome aquatic weeds with a single application

Aquashade Lake and Pond Colorant jug (2.5 gal) epa_registration_33068-1 There is not a moreAquashade is a professional grade blend of blue and yellow dyes designed to inhibit underwater aquatic plant and algae growth by shading specific portions of the sunlight spectrum (red orange and blue violet) required for photosynthesis. EPA registered and trusted by applicators, this product is most effective in water deeper than two feet and works best when applied early in the season. Floating plants such as lilies remain unaffected once they reach