Weedtrine-D is a fast and effective contact killer, specially formulated broad spectrum aquatic herbicide for homeowner use. 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. Thanks! Some fish still show high levels of radioactive cesium. Tsunami DQ can be blended with other herbicides for many uses (see detailed label for specific instructions and rates). Tsunami DQ is a unique herbicide formulated to be non-selective with a diquat dibromide base for both floating pond and submerged weeds. Works well in backyard po Description. 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. At which point is too late for herbicide treatments due to cost and potential impact to environment fish etc. Never use on ponds with fish! Please Note: Prices, promotions, styles and availability may vary by store and online. Plex Mate is a surfactant, which makes the Tsunami DQ stick to the weeds. Tsunami DQ is efficient in controlling water hyacinth, duckweed, pondweed, coontail, slender leaf pond weed, and other aquatic weeds. Diquat Herbicide is safe to use around pets, livestock animals and children when applied according to the product label. Do not enter land areas until the treatment has dried and do not enter aquatic areas while the treatment is occurring. I am considering Clipper or Diuron. This product is a safe alternative to floridone products with minimal restrictions. But up to 5 days of restriction on irrigation, livestock watering, and domestic use. Always wear the proper personal protective equipment (PPE) when mixing or making applications. Effective in controlling duckweed, water hyacinth, pondweed and other aquatic weeds, WeedPlex Pro can be blended with other herbicides for many uses. How to I convert those numbers down for use in my 2 gallon sprayer? 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 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. 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. Ashbel Merrel Leonard started A.M. Leonard in 1885. Step 4: Tsunami DQ Aquatic Herbicide. No restriction of Fish Consumption and Swiming. Of the coastal fish tested, the government finds roughly 10 percent are safe to eat. ** When treating for Duckweed & Watermeal Tsunami DQ should be combined with Cutrine Plus liquid algaecide for Best Results. "Before the accident," said Niitsuma, "we sold fish. Effectively controls a broad range of submerged and floating aquatic weeds as well as filamentous algae. 2,4-D Tsunami DQ is a diquat dibromide based herbicide. WeedPlex Pro is a non-selective herbicide for both aquatic and turf weeds. 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. Inventory is sold and received continuously throughout the day; therefore, the quantity shown may not be available when you get to the store. Since that time, we have grown into a leader in the horticultural and tool supply industry.