What does red thread fungus look like?
Red thread disease symptoms appear as circular or irregularly shaped patches of blighted turf, typically with a red or pink cast. Red thread disease is usually restricted to the leaves, leaf sheaths, and stems of turfgrasses, but in severe cases may kill the entire plant.
What is the best fertilizer for red thread?
The simplest way to control red thread is to use nitrogen based fertilizers. Red thread can be drastically reduced when a lawn receives nitrogen based fertilization for several years.
What causes red thread in lawn?
Red thread disease is a fungal infection found on lawns and other turfed areas. It is caused by the corticioid fungus Laetisaria fuciformis and has two separate stages. The stage that gives the infection its name is characterised by very thin, red, needle-like strands extending from the grass blade.
How much nitrogen does it take to treat red thread?
After a remedial treatment to suppress an unacceptable situation, red thread may be held in check with supplemental applications of nitrogen fertilizer (0.2 pound of N per 1,000 square feet) during spring and perhaps early summer.
How long does it take for red thread to go away?
It may take two years or more of careful feeding to prevent red thread from coming back in the spring. An additional control method is to avoid prolonged periods of grass wetness.
Does lime help with red thread?
How lime helps with red thread. Because applying lime is part of a good fertilization program, it is an important practice in resisting red thread. Lime helps keep your soil at the correct pH level which helps turfgrass take advantage of the fertilizer you provide it.
How do I permanently get rid of red thread?
If red thread disease continues to be a problem in your lawn, treat it with a fungicide like Scotts® DiseaseEX™ Lawn Fungicide, following all label directions. A broad-spectrum fungicide, this product kills the active fungus while helping prevent the spread of, and reinfection from, the disease for up to 4 weeks.
How do you treat red thread in grass?
The basic treatment for red thread is to fertilize the lawn with the proper amount of nitrogen as part of an ongoing feeding program. Nitrogen applied to the lawn in the fall will nourish the re-emerging turf in the spring, but take care to not overstimulate growth late in the season.
Will red thread go away?
Red thread will often go away on its own if the conditions dry out and it stays warm. However, this can take a while and if you do not keep a close on eye on your lawn, other diseases can infect your grass.