San Joaquin Saltbush
Extriplex joaquinana
- Native to:
- United States
iNaturalist: © dgreenberger (iNaturalist #27068530)






Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Amaranthaceae
- Genus:
- Extriplex
- Species:
- Extriplex joaquinana
- USDA Symbol:
- ATJO4
Growth Characteristics
- Life Cycle:
- Annual
- Growth Habit:
- Forb/herb
- Height:
- 100 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- apr,may,jun,jul,aug,sep,oct
Host Plant for Caterpillars
T-moth (Emmelina monodactyla), Western Pygmy Blue (Brephidium exilis)
Garden & Ecology Notes
- Wildlife Value:
- birds, small mammals
- Deer Resistant:
- Yes
- Salt Tolerant:
- Yes
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Resprouts from root crown following fire; adapted to periodic disturbance in grassland/scrub habitats.
Soil Requirements
- Soil Type:
- sandy, saline, well-drained soil
- pH:
- 6.0 - 8.0 (neutral to slightly alkaline)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- commonly found in coastal salt flats
Propagation & Germination
- Stratification:
- None required
- Germination Time:
- 7–21 days
- Notes:
- Seeds germinate readily in saline or alkaline conditions typical of its native habitat.
The above propagation data sourced from Claude AI