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Coprinus Snow Mold Fungicide
Coprinus psychrombidus Fungicide
Description of Coprinus Snow Mold (Coprinus psychrombidus):
Coprinus snow mold, aka cottony snow mold, appears at the point of snowmelt and leaves the turfgrass with a layer of white and wooly mycelium. This type of snow mold is a minor compared to a more devastating one like fusarium patch. The leaves become a brownish-black color and is caused by prolonged periods of deep snow.
CertainLabel™
Coprinus Snow Mold Optimized Control Options Finder
Legend:
Control
Suppression
No Control
According to the manufacturer approved labels: The following 2 fungicides, applied at the listed application rates, will control Coprinus Snow Mold.
Blanket Treatment
Application Interval:
Late Fall / Early Winter
21 days
21 days
per
Label Rate:
4 - 6 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 5333 - 8000 square feet
at a cost of
$6.44 - $9.67 per 1,000 sqft
at a cost of
$6.44 - $9.67 per 1,000 sqft
Instructions:
For prevention, apply in fall before turf has stopped all growth activity. Apply second application in early spring when soil temperatures reach 55-60°F or when disease first appears. For curative action, apply when disease first appears in early spring and continue at 14 day intervals. Water treatment into active root zone.
Broadcast Treatment
Application Interval:
21 days
per
Label Rate:
6 - 9 lbs per 1,000 sqft
Cost Effectiveness:
Covers 3333 - 5000 square feet
at a cost of
$14.39 - $21.58 per 1,000 sqft
at a cost of
$14.39 - $21.58 per 1,000 sqft
Instructions:
Apply 2 treatments at 21 day intervals in late fall to early winter, with the last application made just prior to first permanent snow cover. Rotations with PCNB can be utilized.
