Roadside Pennycress

Mummenhoffia alliacea

Native to:
Albania, Austria, Bulgaria, Corse, France, Germany, Greece, Hungary, Italy, NW. Balkan Pen., Romania, Sicilia, Spain, Türkiye, Türkiye-in-Europe, Ukraine

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Brassicaceae
Genus:
Mummenhoffia
Species:
Mummenhoffia alliacea
USDA Symbol:
THAL2

Growth Characteristics

Life Cycle:
Annual
Growth Habit:
Forb/herb
Height:
80 cm
Drought Tolerance:
Low
Bloom Months:
apr,may,jun
Bloom Colors:
white

Garden & Ecology Notes

Deer Resistant:
Yes
Fragrant:
Yes

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
native to rocky, calcareous habitats

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–28 days
Notes:
Seeds germinate best with cold stratification and light exposure. Garlic-scented foliage when crushed.

The above propagation data sourced from Claude AI