Pennsylvania · Bouldering · Philadelphia

"Unknown Herb"

V4-
grade
Bouldering Pads
style
Apr–Jun, Sep–Nov
best months

One of five climbs catalogued at Devil's Pool Boulder, this route sits in the middle of the crag's range from V2+ to V7. First ascent by Rich Shoemaker.

  • Nearby · Main Rock · Livezey Rock · Valley Green
  • Best time to go · Apr–Jun, Sep–Nov

    Best time to visit "Unknown Herb"

    Best months: April–June and September–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.

    1. Jan

      42° / 28°

      11 wet · 3 snow

    2. Feb

      45° / 30°

      9 wet · 2 snow

    3. Mar

      53° / 36°

      10 wet · 1 snow

    4. Apr

      66° / 46°

      12 wet

    5. May

      76° / 56°

      12 wet

    6. Jun

      85° / 66°

      11 wet

    7. Jul

      89° / 71°

      10 wet

    8. Aug

      87° / 70°

      9 wet

    9. Sep

      80° / 63°

      9 wet

    10. Oct

      68° / 51°

      9 wet

    11. Nov

      56° / 41°

      9 wet

    12. Dec

      46° / 33°

      11 wet · 1 snow

    Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Phila Franklin Inst, PA, 6.8 mi away at 60 ft. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

Photo of the crag

Devil's Pool Boulder — the crag this route is on
Devil's Pool Boulder, Pennsylvania — this photo shows the crag, not this individual route.Photo: Molly Des Jardin, CC BY 3.0 (via Wikimedia Commons)