by Mark A. Novotny CGCS
What’s Wrong With My Greens?
First sign of Dollar Spot disease are little cottony looking spots.
Same photo enhanced by the computer.
The relative size of the spots in the beginning.
Area of Disease
Ball Mark…
Can You Find the disease???
What do you think?
…Dollar Spot
What do you think?
Second disease beginning to appear:
Brown Patch
Fungus in a Divot
Close-up
See the individual strands?
Spider Web Made in a Divot
New Disease…Brown Patch
Brown Patch with Mycelium
Fungal Mycelium
(the cottony stuff we look for)
It sometimes has a visible smoke ring
Brown Patch & Dollar Spot
Enhanced Photo
Dollar Spot
Brown Patch
Fertilizer Burn & Summer Stress Decline
Ball Mark
Dollar Spot
Ball Mark
Dollar Spot
Fertilizer Burn
Most important thing to learn…
If it doesn’t look right let a supervisor know what
you are seeing!