Prickly Russian Thistle

Salsola tragus

Native to:
Afghanistan, Albania, Austria, Baleares, Belarus, Belgium, Bulgaria, China, Corse, Czechia-Slovakia, France, Greece, Hungary, India, Iran, Iraq, Italy, Kazakhstan, Kirgizstan, Korea, Kriti, Krym, Netherlands, North Caucasus, NW. Balkan Pen., Pakistan, Palestine, Portugal, Romania, Russia, Sardegna, Sicilia, Spain, Tadzhikistan, Transcaucasus, Türkiye, Türkiye-in-Europe, Turkmenistan, Ukraine, Uzbekistan

📍 View on iNaturalist →

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Amaranthaceae
Genus:
Salsola
Species:
Salsola tragus
USDA Symbol:
SATR12

Growth Characteristics

Life Cycle:
Annual
Growth Habit:
Forb/herb
Height:
150 cm
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
jul,aug,sep
Bloom Colors:
greenish, white

Host Plant for Caterpillars

Agrotis orthogonia, beet armyworm (Spodoptera exigua), Beet Webworm (Loxostege sticticalis), Bertha armyworm (Mamestra configurata), Black cutworm (Agrotis ipsilon), Chain-lined geometer moth (Cingilia catenaria), Deterred Dart (Euxoa detersa), Euxoa brevipennis, Euxoa catenula, Euxoa costata, Euxoa dargo, Euxoa laetificans, Euxoa ochrogaster, Euxoa pallipennis, Euxoa pleuritica, Euxoa tristicula, Genista Broom Moth (Uresiphita reversalis), nutmeg (Discestra trifolii), Virginia Tiger Moth (Spilosoma virginica), Western yellowstriped armyworm (Spodoptera praefica), White-lined sphinx moth (Hyles lineata), Western Pygmy Blue (Brephidium exilis)

Reported Fauna Sightings

Butterflies:Western Pygmy Blue (Brephidium exilis)

Garden & Ecology Notes

Salt Tolerant:
Yes

Soil Requirements

Soil Type:
sandy, well-drained, nutrient-poor soil
pH:
6.0 - 8.5 (neutral to slightly alkaline)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
adapted to arid and semi-arid regions

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
7–21 days
Notes:
Seeds germinate readily after cold stratification; light may enhance germination.