Index / Search / Amaranthus californicus
§1 Plant
Amaranthus californicus (Moq.) S. Watson
vernacular California amaranth — species · Amaranthaceae
§2Habit & range
Habit and range
- Growth habit
- Forb/herb
- Duration
- Annual
- Group
- Dicot
- Family
- Amaranthaceae Martinov
- Genus
- Amaranthus
§2a
Native status, by region
- CAN Canada Native
- L48 Lower 48 States Native
§2b
County-level range
· 62 counties across 9 states/territories§3Cultivation specs · USDA
Recorded by the USDA Plant Materials Program.
§3a
Tolerances
- Drought
- Low
- Shade
- High
- Moisture use
- Medium
- Fire
- None
- Salinity
- None
- Anaerobic
- Low
- CaCO₃
- Medium
- Hedging
- None
§3b
Climate & soil
- Cold tolerance
- -3 °F minimum
- Frost-free days
- 175 min.
- Precipitation
- 14–24 in/yr
- pH range
- 5.5–7.5
- Root depth
- 4 in min.
- Fertility need
- Medium
- Soil texture
- medium, fine
§3c
Form & growth
- Growth form
- Multiple Stem
- Growth rate
- Moderate
- Mature height
- 1 ft
- Foliage texture
- Fine
- Foliage colour
- Green
- Porosity (summer)
- Moderate
- Porosity (winter)
- Porous
- Flower colour
- Red
- Fruit colour
- Red
- Fire resistant
- No
- N fixation
- None
- Toxicity
- None
§3d
Reproduction
- Bloom period
- Summer
- Seed abundance
- High
- Seed begins
- Summer
- Seed ends
- Summer
- Spread rate
- Rapid
- Stratify
- No
- Seeds / lb
- 900,000
- Propagation
- seed
§3e
Use & availability
- Commercial availability
- No Known Source
- Nursery stock
- No
- Browse palatability
- Low
- Graze palatability
- Medium
- Palatable, human
- No
- Protein potential
- High
- Lumber
- No
- Christmas tree
- No
§4Counties, by state
Recorded in 62 counties across 9 states/territories.
California view state ↗ 30 N ▾
- Butte 06007
- Calaveras 06009
- Colusa 06011
- Contra Costa 06013
- Fresno 06019
- Glenn 06021
- Kern 06029
- Lake 06033
- Los Angeles 06037
- Marin 06041
- Mendocino 06045
- Merced 06047
- Modoc 06049
- Monterey 06053
- Napa 06055
- Nevada 06057
- Plumas 06063
- Riverside 06065
- San Bernardino 06071
- San Diego 06073
- San Francisco 06075
- San Joaquin 06077
- San Mateo 06081
- Santa Barbara 06083
- Santa Clara 06085
- Siskiyou 06093
- Solano 06095
- Sonoma 06097
- Stanislaus 06099
- Tuolumne 06109
Idaho view state ↗ 4 N ▾
Montana view state ↗ 2 N ▾
Nevada view state ↗ 7 N ▾
Oregon view state ↗ 8 N ▾
Texas view state ↗ 3 N ▾
Utah view state ↗ 1 N ▾
Washington view state ↗ 5 N ▾
Wyoming view state ↗ 2 N ▾
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/AMCA ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/5384387 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T20:46:58Z