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Weed Solution Wizard - Step 3l of 3

Select your Product Preference

Review the weed description, then select from the control options below.

Large-Leaf Pondweed  (Potamogeton amplifolius) is characterized by its broad submersed leaves up to 3 1/2 inches wide, its fruiting spikes 1/2-3/4 inch thick, and its prominent beaks on the achenes.  It inhabits lakes and streams throughout the northern United States and Canada.  This perennial species grows from rhizomes each spring. 



Not your weed?  Return to Step 2: Weed Selector

Select from the following products which control Large Leaf Pondweed:

AQUATHOL - Semi-selective herbicide effectively controls Coontail, Eurasian Milfoil, Hydrilla, Naiads, and all Pondweeds.

HYDROTHOL - Controls Algae and many weed species, including Coontail, Elodea, Eurasian Milfoil, Hydrilla, Naiads, and all Pondweeds.

REWARD - Useful for control of almost all aquatic plant species including Pondweeds and Cattails.  Does not control Algae or Water Lilies.

SONAR -  Effectively controls Large Leaf Pondweed and most other submerged aquatic weeds.  Does not control most emergent species like Cattail and Water Lilies or algae.

WEEDTRINE-D - Broad Spectrum aquatic herbicide.  Useful for control of most submerged vegetation species.  Does not control Algae, Cattails, Hydrilla, or Water Lilies.

Not Sure? - Contact an expert from Harrietta Hills.  Either Email info@harriettahills.com, or call 231-389-2514.  Our technical staff will be happy to assist you.




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Weed Solution Wizard - Step 3l of 3