Large Patch Timing for large patch prevention is based on university research and begins in the fall when average soil temperatures at 2” depth fall to an average of 70-72ºF for five consecutive days when taken at 11:00 am. Additional large patch applications may be needed in the fall and winter depending on your species, location, temperature, and rainfall. Rotate applications to Densicor ® if the annual maximum of Mirage ® Stressgard ® has been reached (6.5 fl. oz. per 1,000 ft 2 per year). The Envu program below has a satisfaction guarantee and if your expectations are not met, please contact your Envu Distributor or Envu Area Sales Manager.
Application
Product and Use Rate per 1,000 sq. ft.
1 st app. (Fall) 70-72°F soil temp
Mirage ® Stressgard ® 1-2 fl.oz.
2 nd app. (Fall) 28 days later
Mirage Stressgard 1-2 fl.oz.
3 rd app. (Spring) 50% turf green-up
Mirage Stressgard 1-2 fl.oz.
Curative rescue treatment
Mirage Stressgard 2 fl. oz. + Castlon™ 0.18 fl. oz.
Large patch can be extremely damaging but can be controlled with fall applications of Densicor ® or Mirage ® Stressgard ® . (Envu)
Large patch affects bermudagrass, Seashore Paspalum, and other warm-season grass (Envu).
Spring Dead Spot Timing for spring dead spot prevention based on university research begins in the fall when average soil temperatures at 2” depth fall below 75ºF for five consecutive days when taken at 11:00 am. These applications should be watered-in with 0.125-0.25”. The Envu program below has a satisfaction guarantee and if your expectations are not met, please contact your Envu Distributor or Envu Area Sales Manager.
Product and Use Rate per 1,000 sq. ft.
Application
Good
Better
Best
Ideal for fairways
Ideal for fairways or greens Castlon™ 0.36 fl. oz. +/- Mirage Stressgard 0.6 fl. oz. 1 Castlon™ 0.36 fl. oz. +/- Mirage Stressgard 0.6 fl. oz.
Ideal for greens
Mirage ® Stressgard ® 1-2 fl. oz. or Densicor ® 0.196 fl. oz. Mirage Stressgard 1-2 fl. oz. or Densicor 0.196 fl. oz.
1 st app. (Fall) <72°F soil temp
Resilia™ 4 fl. oz.
Castlon 0.36 fl. oz. +/- Mirage Stressgard 0.6 fl. oz.
2 nd app. (28 days later)
¹On warm-season greens use the 2(ee) reduced rate of Mirage ® Stressgard ® (0.6 fl. oz.) when paired with Castlon™
Spring dead spot affects bermudagrass over the winter, so Castlon TM , Resilia TM , and Mirage ® Stressgard ® applied in fall. to help limit damage (Envu).
Spring dead spot is more damaging in the northern areas of the transition zone where bermudagrass is dormant for months. (Envu)
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July, 2024
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