How do you treat cogon grass?
Treat larger infestations with glyphosate using a tractor-mounted boom sprayer calibrated to deliver 10 to 15 gallons of spray solution (water + herbicide) per acre. Use glyphosate at the rate of 3 to 4 pounds active ingredient per acre.
What is cogongrass used for?
Cogon grass is traditional medicine empirically used in nephritis, fever, hypertension, dyspnea, epitaxy, as a hepatoprotector agent, and has function to lower cholesterol and blood glucose. The compound of cogon grass is potentially served as an herbs medicine.
What damage does cogongrass do?
It burns extremely hot, especially in winter, and can kill seedling trees and native plants. During a controlled burn, the heat can be so intense that it can stress mature pine stands and lead to disease and insect infestation. Dense stands of cogongrass can also destroy wildlife habitat.
How is cogongrass being controlled?
Mowing, burning, or treating cogongrass with herbicides in early growth stages, during early flowering, or even shortly before flowering can stop seed production. However, these treatments may also cause flowering and seeding.
Where is cogongrass located?
Cogon grass is found on roadsides, mining sites, borrow pits, and other areas of soil disturbance, and is able to invade moist to dry upland pine sites, Following initial invasion, cogon grass often forms dense, field-like monocultures.
How does cogongrass spread?
Each cogongrass plant produces as many as 3,000 wind-dispersed seeds that can germinate on disturbed soil. Cogongrass also spreads by underground stems known as rhizomes that form dense mats reaching deep into the soil. The rhizomes have pointed tips that are sharp enough to pierce the roots of nearby plants.
Where can cogongrass be found?
Cogongrass has been found growing on sand dunes in the southeast, along roadsides, mining sites, borrow pits, forests, open fields, and up to the edge of standing water. Following initial invasion, cogongrass often forms dense, field-like monocultures.
How does Cogon grass spread?
What is Arsenal herbicide?
Arsenal is an effective herbicide for control of many species of exotic weeds, such as saltcedar and Melaleuca. It has low human and animal toxicity and very specific toxicity to plants. It can be used as a foliar spray or as a selective application on cut stumps and stems, or as frill, girdle, or injection treatments.
How do you get rid of cogongrass?
Cogongrass control varies according to the age and rhizome mat density and depth. Young infestations are usually easier to control than older well-established infestations. For newer patches, tillage can eliminate cogongrass from an area if continued during the course of a growing season.
What is cogongrass?
Also known as Japanese bloodgrass, cogongrass (Imperata cylindrical) is an invasive perennial grass-like plant that grows in U.S. Department of Agriculture plant hardiness zones 5 through 9. This aggressive plant has chartreuse-green blades that are flat with a saw-like edge and sharp tip.
How deep can you plow to remove cogongrass?
Deep plowing may be effective in the removal of cogongrass if the plow reaches up to 6 inches deep. 2. Biological Management Options At this time, there are no known biological controls for cogongrass.
How long does it take cogongrass to regenerate?
Even at high rates and using tank-mix combinations, cogongrass often regenerates within a year following a single application of either product. A minimum of two applications per year is needed, realizing that older infestations may require 2 to 3 years of treatment to eliminate rhizomes. Glyphosate has no soil residual activity.