Tall Tumblemustard
Sisymbrium altissimum
- Native to:
- Afghanistan, Albania, Belarus, Bulgaria, China, Greece, Hungary, India, Iran, Iraq, Italy, Kazakhstan, Kirgizstan, Krym, Lebanon-Syria, North Caucasus, NW. Balkan Pen., Pakistan, Poland, Romania, Russia, Tadzhikistan, Transcaucasus, Türkiye, Türkiye-in-Europe, Turkmenistan, Ukraine, Uzbekistan
Cbaile19
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Brassicaceae
- Genus:
- Sisymbrium
- Species:
- Sisymbrium altissimum
- USDA Symbol:
- SIAL2
Growth Characteristics
- Life Cycle:
- Annual | Biennial
- Growth Habit:
- Forb/herb
- Height:
- 150 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- apr,may,jun,jul,aug,sep
- Bloom Colors:
- yellow
Host Plant for Caterpillars
Agrotis orthogonia, Euxoa brevipennis, Becker's white (Pontia beckerii), California Marble (Euchloe hyantis), Checkered White (Pontia protodice), Large Marble (Euchloe ausonides), Western white (Pontia occidentalis)
Reported Fauna Sightings
Bees: Black-tailed bumble bee (Bombus melanopygus), Hunt's bumble bee (Bombus huntii), Yellow bumble bee (Bombus fervidus)
Garden & Ecology Notes
- Wildlife Value:
- bees, butterflies
- Salt Tolerant:
- Yes
Soil Requirements
- Soil Type:
- poor, sandy, well-drained soil
- pH:
- 6.0 - 8.0 (neutral to slightly alkaline)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- thrives in disturbed soils and open areas
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 7–21 days
- Notes:
- Seeds germinate readily after cold stratification; surface sow on moist soil.