Glandular Senna

Senna multiglandulosa

Native to:
Bolivia, Colombia, Mexico, Peru

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Fabaceae
Genus:
Senna
Species:
Senna multiglandulosa
USDA Symbol:
SEMU14

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Shrub , Tree
Height:
300 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
jan,feb,mar,oct,nov,dec
Bloom Colors:
yellow
Landscaping Shrub:
Yes

Garden & Ecology Notes

Wildlife Value:
bees, butterflies
Deer Resistant:
Yes
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts vigorously from the base after fire or frost damage.

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
consistently moist
Notes:
native to moist, subtropical regions

Propagation & Germination

Stratification:
None required
Scarification:
Seed coat scarification required before sowing
Germination Time:
14–30 days
Notes:
Seeds have hard coats requiring scarification (hot water soak or mechanical abrasion) for best germination rates.

The above propagation data sourced from Claude AI

ORGHPS Germination Guide: Sow @ 20C. Germinates within 3 months. Requires scarification.

Source: Ontario Rock Garden & Hardy Plant Society