Lawn St Augustine Grass Disease Identification

Another of the more common lawn diseases to affect st augustine grass is powdery mildew.

Lawn st augustine grass disease identification.

Take all root rot gaeumannomyces graminis brown patch also known as large patch rhizoctonia solani anthracnose colletotrichum graminicolais nigrospora stolon rot nigrospora sphaerica. Knowing when a problem first appeared is a giant first step in identifying it. Also visit michigan state university s turf disease identifier. Here are the most common st.

In fact almost all diseases in lawn grasses are caused by fungi. Individual leaves have lesions that usually begin at the leaf margin or folded edge of the leaf blade. The main types of fungus that affect st. Augustine lawns affected by brown patch will develop spotting on the grass blades that appear brown.

Augustinegrass is somewhat resistant to fungal infections and the diseases are treatable. Powdery mildew not only affects lawns and grasses of all types but also affects all plant types too. If you don t know the grass varieties in the lawn you can still click through the disease list and look for symptoms and photos. Brown patch affects all types of grass but is most common with st.

It causes pink or red thread like blades to extend from the top of your grass appearing in irregular circular patches around your lawn. Our lawn experts find that the raleigh variety seems to be the most susceptible to the disease. Augustine grass is often afflicted by brown patch fungus rhizoctonia spp and gray leaf spot. Augustine problems arranged in rough chronological order of when they will appear spring through late fall.

Red thread is typically pretty easy to identify. During prolonged wet periods especially in early morning fluffy gray to white masses of fungal threads can be seen in the patches. This site asks whether the turf is located at a home or golf course offers checkboxes for 13 symptoms then asks for irrigation status time of. The spot is tan in color bordered by a narrow dark brown to purple zone.

Take all root rot tarr take all root rot tarr. Rust diseases appear as irregular light green or yellow patches on the lawn but if you look closely you ll see orange yellow rust spores on the individual grass blades. The good news is st. This disease often develops in the cool but humid months of spring and can be full blown by summertime.