Oneflowered Broomrape

Orobanche uniflora

Native to:
Canada, Prince Edward I., United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Orobanchaceae
Genus:
Orobanche
Species:
Orobanche uniflora
USDA Symbol:
ORUN

Growth Characteristics

Life Cycle:
Annual
Growth Habit:
Forb/herb
Height:
15 cm
Light Requirements:
Part Shade
Drought Tolerance:
Low
Bloom Months:
apr,may,jun,jul
Bloom Colors:
white, purple, lavender, yellow

Garden & Ecology Notes

Deer Resistant:
Yes

Soil Requirements

Soil Type:
nutrient-poor, well-drained sandy soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
parasitic on roots of host plants

Propagation & Germination

Notes:
Parasitic plant; seeds require chemical signals from host plant roots (Sedum, Saxifraga, Asteraceae) to germinate. Cannot be grown without host.

The above propagation data sourced from Claude AI