Broomleaf Toadflax
Linaria genistifolia
- Native to:
- Albania, Austria, Bulgaria, China, Czechia-Slovakia, Greece, Hungary, Italy, Kazakhstan, Krym, Lebanon-Syria, North Caucasus, NW. Balkan Pen., Poland, Romania, Russia, Transcaucasus, Türkiye, Türkiye-in-Europe, Ukraine, Uzbekistan
Radio Tonreg (www.flickr.com) from Vienna, Austria
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Plantaginaceae
- Genus:
- Linaria
- Species:
- Linaria genistifolia
- USDA Symbol:
- LIGE
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb
- Height:
- 90 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- jun,jul,aug,sep
- Bloom Colors:
- yellow
Wildlife Benefits
- Bees:
- ★☆☆☆☆ Documented bee visitation (GBIF)
- Caterpillars:
- ★☆☆☆☆ Recorded caterpillar host plant (HOSTS Database)
Host Plant for Caterpillars
Penstemonia clarkei
Garden & Ecology Notes
- Wildlife Value:
- bees
- Deer Resistant:
- Yes
Soil Requirements
- Soil Type:
- sandy, well-drained, nutrient-poor soil
- pH:
- 6.0 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- native to rocky and sandy habitats
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–30 days
- Notes:
- Seeds require light for germination; surface sow and do not cover.
The above propagation data sourced from Claude AI
ORGHPS Germination Guide: Sow @ 20C. Germinates within 3 months.