Description of Zoysia Patch ():
Zoysia patch is a common fungus on zoysia grass when conditions such as thick thatch (which restricts air circulation), shade, and poor drainage plagues the turf. It starts out as small 6 inches circles which can grow as large as 20 feet in diameter or more
It often grows in the cool and wet weather of spring and fall and is commonly found in turf that is either going in or coming out of dormancy.
CertainLabel™
Zoysia Patch Optimized Control Options Finder
Legend:
Control
Suppression
No Control
According to the manufacturer approved labels: The following 6 fungicides, applied at the listed application rates, will control Zoysia Patch.
Broadcast Treatment
per
Label Rate:
2 - 4 lbs per 1,000 sqft
Cost Effectiveness:
Covers 2500 - 5000 square feet
at a cost of
$3.89 - $7.79 per 1,000 sqft
at a cost of
$3.89 - $7.79 per 1,000 sqft
Blanket Treatment
Application Interval:
Early Fall
per
Label Rate:
3 - 4 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 8000 - 10667 square feet
at a cost of
$3.75 - $5.00 per 1,000 sqft
at a cost of
$3.75 - $5.00 per 1,000 sqft
Instructions:
Make one application in the early fall (midSeptember to mid-October) prior to development of disease symptoms. Consult local turfgrass extension experts to determine the optimum application timing for your area.
Broadcast Treatment
Application Interval:
14 - 28 days
per
Label Rate:
2 - 4 lbs per 1,000 sqft
Cost Effectiveness:
Covers 7500 - 15000 square feet
at a cost of
$5.34 - $10.68 per 1,000 sqft
at a cost of
$5.34 - $10.68 per 1,000 sqft
Instructions:
Apply one or two applications when conditions are favorable for disease development. Reapply 14 to 28 days later.
Blanket Treatment
Application Interval:
14 days
per
Label Rate:
2 - 4 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 8000 - 16000 square feet
at a cost of
$3.22 - $6.44 per 1,000 sqft
at a cost of
$3.22 - $6.44 per 1,000 sqft
Instructions:
Apply when disease first appears and continue at 14 day intervals. Rotations and/or tank mix combinations with Cchlorothalonil, iprodione, or mancozeb (Protect™), can be utilized.
Broadcast Treatment
Application Interval:
Spring / Fall
14 - 28 days
14 - 28 days
per
Label Rate:
3 lbs per 1,000 sqft
Cost Effectiveness:
Covers 5000 square feet
at a cost of
$11.99 per 1,000 sqft
at a cost of
$11.99 per 1,000 sqft
Instructions:
Make 1 to 2 applications in the fall when conditions are favorable for disease development, repeat in spring prior to and following greenup. Use preventively. Begin applications when conditions are favorable for fungal infection, prior to disease symptom development.
Broadcast Treatment
Application Interval:
14 days
per
Label Rate:
1.5 - 6 lbs per 1,000 sqft
Cost Effectiveness:
Covers 5000 - 20000 square feet
at a cost of
$3.60 - $14.39 per 1,000 sqft
at a cost of
$3.60 - $14.39 per 1,000 sqft
Instructions:
For prevention, use lowest rate and apply application before expected period of disease development. Apply when disease first appears and continue at 14 day intervals. Rotations with chlorothalonil, iprodione, or mancozeb (ProtectTM) can be utilized.