This product is a safe alternative to floridone products with minimal restrictions. "Before the accident," said Niitsuma, "we sold fish. So now to my questions: I do not intend to use Tsunami DQ based on my past experience and level of overtake that watermeal and duckweed has on our pond. Tsunami DQ is efficient in controlling water hyacinth, duckweed, pondweed, coontail, slender leaf pond weed, and other aquatic weeds. For ponds without fish, they can be a easy and quick fix to remove duckweed, but we still strongly urge the methods below instead which help remove duckweed without chemicals. Ashbel Merrel Leonard started A.M. Leonard in 1885. Of the coastal fish tested, the government finds roughly 10 percent are safe to eat. I am considering Clipper or Diuron. Since that time, we have grown into a leader in the horticultural and tool supply industry. Crystal Blue 137 Tsunami DQ Aquatic Herbicide-37.3 Percent Diquat Dibromide-1 Quart, 32 oz; Tsunami DQ Aquatic Herbicide – 37.3 Percent Diquat Dibromide – 1 Gallon; Remarks. the instructions say 2 quarts of Tsunami DQ per 100 gallons spray carrier plus 1 quart to 1 gallon per 100 gallons of water of an approved aquatic wetting agent. Diquat Herbicide is safe to use around pets, livestock animals and children when applied according to the product label. Step 4: Tsunami DQ Aquatic Herbicide. Always wear the proper personal protective equipment (PPE) when mixing or making applications. No restriction of Fish Consumption and Swiming. Effective in controlling duckweed, water hyacinth, pondweed and other aquatic weeds, WeedPlex Pro can be blended with other herbicides for many uses. Inventory is sold and received continuously throughout the day; therefore, the quantity shown may not be available when you get to the store. Effectively controls a broad range of submerged and floating aquatic weeds as well as filamentous algae. Works well in backyard po Tsunami DQ Aquatic Herbicide - Pond Weed Killer 32oz treats 5,000 square feet Tsunami DQ is a diquat herbicide designed to target both submerged and floating pond weeds. ** When treating for Duckweed & Watermeal Tsunami DQ should be combined with Cutrine Plus liquid algaecide for Best Results. Thanks! Tsunami DQ is a diquat dibromide based herbicide. Weedtrine-D is a fast and effective contact killer, specially formulated broad spectrum aquatic herbicide for homeowner use. Mixture rate for Duckweed/Watermeal treatment-2,500 sq ft: Mix 16 oz Tsunami DQ, 32 oz Cutrine Plus Liquid, 4 oz Plex Mate, 2 gal water 2,4-D Description. Do not enter land areas until the treatment has dried and do not enter aquatic areas while the treatment is occurring. 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