Caltrans > Landscape Architecture Program > TransPLANT > County Index > TRINITY County > EcoUnit M261Ar

California Ecological Unit M261Ar
Trinity Mountain-Hayfork

USFS Ecoregions of California 1997

Domain200 HUMID TEMPERATE DOMAIN
DivisionM260 MEDITERRANEAN REGIME MOUNTAINS
ProvinceM261 FOREST-ALPINE MEADOWS OF WESTERN OCEANIC (MEDITERR
SectionM261A Klamath Mountains Section
SubsectionM261Ar Trinity Mountain-Hayfork

USDA-NRCS Major Land Resource Regions and Areas 1994

LRR1994ANorthwestern Forest, Forage, and Specialty Crop
MLRA19945Siskiyou-Trinity Area

Sunset Climate Zones 2001

 Precipitation (in)WinterSummer
ZoneExtentMinAvgMaxAvgSnowSeverityLowestTempFSeverityHiTempAvgGrowDays
2BIntermountain2875Moderate to HeavyCold -20.00Cold 80.00115-160

Selected Seed Specifications

SpecIDSpec TypeMix TypeTaxa CountSum PLS/ft2Spec DetailsSpec Excel
All
3Annual GrasslandAnnGrass2144Spec3 detailsSpec3 XLS
17Wetland RevegPerGrass-Sedge-Rush / Forb / Shrub6165Spec17 detailsSpec17 XLS
19BiofilterAnnGrass--PerGrass / AnnForb--PerForb8353Spec19 detailsSpec19 XLS