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knotweed and Canada thistle with extreme success
Extinguish Plus Kills Native Fire Ants
Controls more than 40 broadleaf weeds and grasses
biennials and perennials such as amaranth
ryegrass and dandelion
Bonzi Plant Growth Regulator Size:Quart EPA Reg No. 100-996 knotweed and Canada thistle withWhat is a PGR? A plant growth regulator does what it says: regulates plant growth using certain ingredients that inhibit gibberellin biosynthesis. Without a plant growth regulator, ornamentals can grow at uneven rates, resulting in nonuniformity and a less attractive appearance. A PGR simply prohibits the stems from growing too quickly or longer than others and provides fuller growth; it can also promote early budding and blooming in some cases. How