Horse-Chestnut Powdery Mildew

Erysiphe flexuosa (Peck) U.Braun & S.Takam.

Also called: aesculus powdery mildew

Edibility

Edibility unknown — do not eat

Never eat a wild mushroom based on this site or any app.

Lookalikes

No lookalikes are recorded for this species yet. That does not mean there are none. Many mushrooms look alike, so never rely on appearance alone.

Season

When this species has been recorded, by month, from open-licensed US and Canada observations. It shows when people report it, not a guarantee it is fruiting.

The highlighted bar is the current month.

View season data as a table

Recorded observations of Horse-Chestnut Powdery Mildew by month
Month	Records
January	1
February	1
March	1
April	5
May	2
June	17
July	21
August	77
September	111
October	166
November	22
December	0

Where it is found

States and provinces with the most records. Check the foraging rules for the place you plan to visit.

Massachusetts 142 records · Foraging rules
New York 66 records · Foraging rules
Indiana 31 records · Foraging rules
Ohio 26 records · Foraging rules
Illinois 24 records · Foraging rules
Ontario 16 records · Foraging rules
Pennsylvania 15 records · Foraging rules
British Columbia 14 records · Foraging rules
North Carolina 14 records · Foraging rules
Kentucky 11 records · Foraging rules
District of Columbia 9 records · Foraging rules
Mississippi 6 records · Foraging rules
Missouri 6 records · Foraging rules
Georgia 6 records · Foraging rules
Kansas 6 records · Foraging rules

Show 19 more

Nova Scotia5 records
Wisconsin5 records
New Jersey4 records
Connecticut4 records
Utah4 records
Vermont3 records
Texas3 records
Michigan3 records
West Virginia2 records
California2 records
Delaware2 records
Washington2 records
New Brunswick1 records
Quebec1 records
Virginia1 records
Alabama1 records
Iowa1 records
Idaho1 records
Rhode Island1 records

All state and province foraging laws

More in the genus Erysiphe

Never eat a wild mushroom based on this site or any app. See safety basics and the disclaimer.