Broom Cupflower

Nierembergia scoparia

Native to:
Argentina, Brazil, Uruguay

📍 View on iNaturalist →

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Solanaceae
Genus:
Nierembergia
Species:
Nierembergia scoparia
USDA Symbol:
NISC2

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Subshrub
Height:
60 cm
Light Requirements:
Full Sun
Drought Tolerance:
Low
Bloom Months:
jun,jul,aug,sep,oct
Bloom Colors:
white, lavender, purple

Garden & Ecology Notes

Wildlife Value:
butterflies
Deer Resistant:
Yes

Soil Requirements

Soil Type:
well-drained, sandy or loamy soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
native to rocky, open areas

Propagation & Germination

Stratification:
None required
Germination Time:
14–21 days
Notes:
Seeds require light for germination; surface sow and do not cover.

The above propagation data sourced from Claude AI