United Blazingstar

Mentzelia congesta

Native to:
United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Loasaceae
Genus:
Mentzelia
Species:
Mentzelia congesta
USDA Symbol:
MECO2

Growth Characteristics

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

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)

Garden & Ecology Notes

Wildlife Value:
bees, small mammals
Deer Resistant:
Yes
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts from root crown following fire; common in post-disturbance habitats.

Soil Requirements

Soil Type:
rocky, well-drained, nutrient-poor soil
pH:
6.0 - 8.0 (neutral to slightly alkaline)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
commonly found in arid, open areas

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Seeds germinate best with light exposure. Cold stratification improves germination rates.

The above propagation data sourced from Claude AI