The Great Mushroom War
The hardest route catalogued at Lab Rat.
- V6-7
- grade
- Bouldering Pads
- style
Best time to visit The Great Mushroom War
Best months: February–May and October–November. Best months have typical highs of 55–85 °F, lows of 30 °F or warmer (32 °F where the station doesn't record snow), at most one snowy day and no more than 12 wet days.
Jan
54° / 28°
5 wet
Feb
59° / 32°
5 wet
Mar
68° / 39°
5 wet
Apr
75° / 46°
3 wet
May
85° / 55°
3 wet
Jun
96° / 64°
2 wet
Jul
102° / 72°
3 wet
Aug
100° / 70°
3 wet
Sep
92° / 61°
2 wet
Oct
79° / 47°
3 wet
Nov
64° / 35°
3 wet
Dec
53° / 28°
5 wet
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at St George, UT, 7 mi away at 2,857 ft. Source: NOAA NCEI U.S. Climate Normals 1991–2020.
Lab Rat has six routes catalogued in the same grade system, with this climb representing the hardest challenge at the crag.
Photo of the crag

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