Causal Agent: Rhizoctonia solani
Susceptible Turfgrasses: Wintergrass, Couch, Bentgrass, Fescues, Kentucky Bluegrass, Ryegrass & Buffalo Grass.
Symptoms
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Brown discoloured circular patches, from a few centimetres up to a metre in diameter, sometimes with a smoke ring of mycelium around the edges.
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“ Smoke rings” appear as thin brown borders around the diseased patches appearing in the early morning.
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Infected leaves are water-soaked and dark, later dying and turning dark brown.
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After the infected leaves die, new leaves can emerge from the surviving crowns.
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On wide bladed species, leaf lesions develop with tan centres and dark brown to black margins.
Conditions Favouring Disease
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High relative humidity and temperatures of over 28°C during the day and over 15.5°C at night.
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More than 10 hours a day of foliar wetness for several consecutive days.
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Turfgrass species are most affected when night temperatures are consistently above 20°C with high humidity or moisture.
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Products to Use Brown Patch
Chief Topflo
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Quali-Pro Enclave is registered for the broad spectrum, eradicant, curative and preventative control of Brown Patch, Fusarium Patch, Anthracnose, Dollar Spot,…
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Lexicon delivers peak performance under pressure, optimising disease control and providing plants with longer, stronger roots and increased growth. Lexicon controls…
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Captan 800 WG controls a broad spectrum of diseases in crops including apples, almonds, grapes, pears, pistachios, stonefruit, strawberries and ornamentals.…
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The newest fungicide innovation from Bayer has you covered, providing outstanding broad-spectrum disease control, turf quality and application flexibility. Contains a…
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Patriot Fungicide is a broad spectrum fungicide containing 100 g/L of the active ingredient Trifloxystrobin and 200 g/L Tebuconazole. It is specifically…
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Velista is a powerful broad spectrum fungicide that can be used all year round and can be trusted to keep your turf…
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Evolution Fungicide is a premium, fungicide mixture containing 120 g/L of the active ingredient Azoxystrobin and 200 g/L Tebuconazole. This unique…
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Vantage fungicide is a broad spectrum, systemic fungicide containing 95 g/L of the active constituent Azoxystrobin, a trusted chemistry for Australian turf…
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Fore Rainshield
Fore Rainshield is a broad spectrum protectant fungicide containing 480g/L of the active ingredient Mancozeb formulation offers superior spreading and sticking…
Read moreReserve Stressgard
Reserve Stressgard turf fungicide is a contact and protectant fungicide for the control of fungal diseases in turf. With the added benefit…
Read moreMedallion Turf Fungicide
Medallion Turf Fungicide offers contact plus – exceptional spore busting capabilities on the leaf, in the thatch, and on the soil surface.…
Read moreChloronil Pro
Chloronil Pro Fungicide is a broad spectrum, contact or protectant fungicide for the control of a range of diseases fruit, vegetables…
Read moreDedicate Turf and Ornamental Fungicide
Dedicate turf fungicide contains two active ingredients with two different modes of action, providing curative and preventative control. It has a…
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Headway Maxx
Headway Maxx combines the strength, longevity and broad spectrum of Heritage MAXX with the speed and early curative action of Banner…
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Daconil Weather Stik is a contact fungicide that can be used in preventative programs. It can be used as an early…
Read moreBanner Maxx
Banner Maxx is an excellent choice as an early curative treatment, providing systemic broad spectrum control of major turf diseases including…
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