Zirbel Slough
- Manager
- County Land
- Designation
- Local Conservation Area
- Size
- 331 acres
- Region
- Iowa
Mushroom harvest rules
Rules vary
County, city and local parks
No single rule applies; each county, city or park district sets its own. Check with the park or local government before you pick.
Each county, city or park district sets its own park rules. Look up the local government's contact information through the directory linked here, or ask park staff before picking.
Official source: USA.gov: Local governments
Last verified: November 11, 2026
Rules change. Confirm with the land manager before you pick.
See the foraging laws for Iowa.
Location
The marker shows an approximate point, not a boundary. Check the manager's map for exact borders and access points.
Species recorded in Iowa and in season now
Based on state-wide records for this month, not specific to this land. Edibility rules still apply: never eat a wild mushroom based on this site.
-
Brown Rust of Wheat
Puccinia recondita
Edibility unknown — do not eat -
Star Rosette Lichen
Physcia stellaris
Edibility unknown — do not eat -
Puccinia dioicae
Edibility unknown — do not eat - No photo yet
Eastern speckled shield lichen
Punctelia bolliana
Edibility unknown — do not eat -
Script Lichen
Graphis scripta
Edibility unknown — do not eat -
Candleflame Lichen
Candelaria concolor
Edibility unknown — do not eat -
rough speckled shield lichen
Punctelia rudecta
Edibility unknown — do not eat -
Puccinia andropogonis
Edibility unknown — do not eat -
Smooth Shadow Lichen
Phaeophyscia ciliata
Edibility unknown — do not eat -
Bottlebrush Frost Lichen
Physconia detersa
Edibility unknown — do not eat -
juniper-apple rust
Gymnosporangium juniperi-virginianae
Edibility unknown — do not eat - No photo yet
Buellia dakotensis
Edibility unknown — do not eat
Land data: USGS PAD-US (public domain).