Blue Foaming Agent Small Foam Herbicide Dispenser NOTE: you need a way

NOTE: you need a way to make a hole in the stem

Herbicide sold separately (i

) Knotweed Drill Bit for Use With Electric Drill: (Click Here)

It is especially useful for invasive knotweed

Durable Viton (R) seals

Blue Foaming Agent Small Foam Herbicide Dispenser NOTE: you need a wayAdd this mild, non ionic surfactant to the herbicide to produce great foam and it's blue, so you can easily see what you have treated! The foaming agent (51% active ingredient) is a plant extract (sugar and a fatty alcohol), so it has superior biodegradability. The blue colorant is a food dye: FD&C Blue #1. The 16 oz bottle is enough for 23 refills (6 gal) of the Large Foam Herbicide Dispenser. Registered in WA. Not for sale in CA or ID. The Foaming