Yellow Salsify

Tragopogon dubius

Native to:
Afghanistan, Albania, Austria, Baltic States, Belarus, Belgium, Bulgaria, China, Corse, Czechia-Slovakia, France, Germany, Greece, Hungary, India, Italy, Kazakhstan, Krym, Morocco, Netherlands, North Caucasus, NW. Balkan Pen., Pakistan, Poland, Portugal, Romania, Russia, Saudi Arabia, Spain, Sweden, Switzerland, Transcaucasus, Türkiye, Türkiye-in-Europe, Ukraine

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Asteraceae
Genus:
Tragopogon
Species:
Tragopogon dubius
USDA Symbol:
TRDU

Growth Characteristics

Life Cycle:
Annual | Biennial
Growth Habit:
Forb/herb
Height:
100 cm
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
may,jun,jul,aug
Bloom Colors:
yellow

Garden & Ecology Notes

Wildlife Value:
birds, small mammals

Soil Requirements

Soil Type:
well-drained, sandy or rocky soil
pH:
6.0 - 8.0 (neutral to slightly alkaline)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
prefers open, sunny habitats

Propagation & Germination

Stratification:
None required
Germination Time:
7–21 days
Notes:
Seeds germinate readily without pretreatment. Best sown in fall or early spring.

The above propagation data sourced from Claude AI

ORGHPS Germination Guide: Sow @ 20C. Germinates within 3 months.

Source: Ontario Rock Garden & Hardy Plant Society