Eastern Mojave Buckwheat
Eriogonum fasciculatum
- Native to:
- Mexico, United States
iNaturalist: © allison_athena_autry (iNaturalist #134640494)






Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Polygonaceae
- Genus:
- Eriogonum
- Species:
- Eriogonum fasciculatum
- USDA Symbol:
- ERFA2
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Shrub , Subshrub
- Height:
- 150 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- mar,apr,may,jun,jul,aug,sep,oct
- Bloom Colors:
- white, pink
- Landscaping Shrub:
- Yes
Wildlife Benefits
- Bees:
- ★☆☆☆☆ Documented bee visitation (GBIF)
- Butterflies & Moths:
- ★☆☆☆☆ Documented Lepidoptera association (GBIF)
- Caterpillars:
- ★★★☆☆ Recorded caterpillar host plant (HOSTS Database)
Keystone Species Ranking
- Pollen Specialist Bee Keystone:
- ★★★★☆ Native pollen specialist bee species supported by this genus (NWF)
Host Plant for Caterpillars
Aplectoides condita, appellaria emerald (Chlorochlamys appellaria), blackberry looper (Chlorochlamys chloroleucaria), Burns' buck moth (Hemileuca burnsi), Electra buckmoth (Hemileuca electra), Gloveria gargamelle, Gloveria medusa, Nemoria leptalea, Neumoegen's buckmoth (Hemileuca neumoegeni), orange tortrix moth (Argyrotaenia citrana), Pero macdunnoughi, Pseudorthosia variabilis, Synanthedon polygoni, Synchlora erata, Toripalpus trabalis, Triocnemis saporis, Wavy-lined Emerald (Synchlora aerata), Western tussock moth (Orgyia vetusta?), Acmon blue (Plebejus acmon), Chalceria heteronea, Dusky Green Hairstreak (Callophrys dumetorum), Lupine Blue (Plebejus lupini), ⚠️Mormon metalmark (Apodemia mormo), Square-spotted blue (Euphilotes battoides)
Reported Fauna Sightings
Bees: Anthophora urbana, Black-tailed bumble (Bombus melanopygus), Bombus sonorus, Brachymelecta californica, Crotch bumble bee (Bombus crotchii), Red-belted bumble bee (Bombus rufocinctus), Triepeolus verbesinae, ⚠️Western honey bee (Apis mellifera), Yellow-faced bumble (Bombus vosnesenskii) Moths:Synanthedon polygoni Butterflies:American Lady (Vanessa virginiensis), Anise Swallowtail (Papilio zelicaon), California Hairstreak (Satyrium californica), Ceraunus Blue (Hemiargus ceraunus), Dusky Green Hairstreak (Callophrys dumetorum), Euphilotes bernardino, Fiery Skipper (Hylephila phyleus), Gray Buckeye (Junonia grisea), Gray Hairstreak (Strymon melinus), Great Purple Hairstreak (Atlides halesus), Hedgerow Hairstreak (Satyrium saepium), Icaricia acmon, Icaricia lupini, Lon melane, Marine Blue (Leptotes marina), Melissa Blue (Plebejus melissa), Mountain Mahogany Hairstreak (Satyrium tetra), Mournful Duskywing (Erynnis tristis), Northern White-Skipper (Heliopetes ericetorum), Satyrium sylvinus, Tharsalea gorgon, Variable checkerspot (Euphydryas chalcedona), Western Pygmy Blue (Brephidium exilis), Woodland Skipper (Ochlodes sylvanoides)
Garden & Ecology Notes
- Wildlife Value:
- bees, butterflies, birds, small mammals
- Deer Resistant:
- Yes
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Resprouts vigorously from root crown following fire. Common component of post-fire chaparral and coastal sage scrub recovery.
Soil Requirements
- Soil Type:
- poor, sandy, well-drained soil
- pH:
- 6.0 - 8.0 (slightly acidic to slightly alkaline)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- native to arid regions, prefers dry conditions
Propagation & Germination
- Stratification:
- None required
- Germination Time:
- 14–30 days
- Notes:
- Seeds germinate readily without pretreatment. Surface sow as seeds require light for germination.
The above propagation data sourced from Claude AI
Pre-treatment: None required
Establishment: The Allium geyeri can be found throughout North America; from prairies to mid elevations in the mountains. The propagation protocol does not provide specific details on germination rate, temperature, or time range.
Source: npn.rngr.net