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18 sie 2021 · The best way to control bermudagrass is by raising the mowing height of cool-season grasses into the “jungle” range because bermudagrass can’t tolerate low light. Research has shown that tall fescue can completely kill bermudagrass at a mowing height of 4 inches without use of herbicides.
Based on research at Virginia Tech and other universities, the following control strategies are currently recommended for bermudagrass in tall fescue lawns: Option 1, Renovate: Spray patches of bermudagrass in late June or early July with glyphosate (e.g., Roundup™) at 5 quarts of product per acre.
Research has shown that tall fescue can completely kill bermudagrass at a mowing height of 4 inches without use of herbicides. Have you ever seen tall fescue that was really mown at 4 inches? It is a bit shaggy and mowers tend to leave tire tracks for a day or so but your fescue will love you for it.
The hot, dry weather of mid-summer has resulted in a major surge in crabgrass and other warm-season grassy weeds in many Virginia lawns. Are you noticing these patches or clumps of typically light colored, wide-bladed grasses in your lawn now?
17 sty 2024 · Introduction. Weeds decrease pasture and hayfield forage yield and aesthetics. Grassy weeds can be especially troublesome due to the limited herbicide options to selectively manage them. This publication discusses weed management tactics and herbicide application techniques to control grassy weeds.
A complete list of weed control products and their application levels can be found in the Virginia Tech Pest Management Guide – Lawns (http://pubs.ext.vt.edu/456/456-018/Section_5_Lawn-4.pdf). Pictures and descriptions of many of Virginia’s most troublesome lawn weeds can be found at www.TurfWeeds.net .
Environmental Sciences at Virginia Tech. She assisted in the protocol and methods development as well as data collection for the 14C-topramezone absorption, translocation, and metabolism experiment.
