Dyer's Plumeless Saw-Wort

Serratula tinctoria

Native to:
Albania, Algeria, Austria, Baltic States, Belarus, Belgium, Bulgaria, Cyprus, Czechia-Slovakia, Denmark, France, Germany, Hungary, Ireland, Italy, Netherlands, Norway, NW. Balkan Pen., Poland, Portugal, Romania, Russia, Sicilia, Spain, Sweden, Switzerland, Türkiye, Ukraine

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Asteraceae
Genus:
Serratula
Species:
Serratula tinctoria
USDA Symbol:
SETI2

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
100 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
jul,aug,sep,oct
Bloom Colors:
purple, pink

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)
Butterflies & Moths:
★☆☆☆☆ Documented Lepidoptera association (GBIF)

Garden & Ecology Notes

Wildlife Value:
bees, butterflies
Deer Resistant:
Yes

Soil Requirements

Soil Type:
moist, well-drained, nutrient-rich soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
good drainage required
Moisture:
consistently moist
Notes:
prefers open, sunny habitats like meadows and grasslands

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–28 days
Notes:
Seeds germinate readily after cold stratification; light may enhance germination.

The above propagation data sourced from Claude AI

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

Source: Ontario Rock Garden & Hardy Plant Society