Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Fabaceae

Genus:

Senna

Species:

Senna aciphylla

USDA Symbol:

SEAC9

Growth Characteristics

Height:

200 cm

Light Requirements:

Full Sun

Drought Tolerance:

High

Bloom Months:

jan,feb,mar,apr,may,jun,jul,aug,sep,oct,nov,dec

Bloom Colors:

yellow

Evergreen Shrub:

Yes

Landscaping Shrub:

Yes

Garden & Ecology Notes

Wildlife Value:

bees, butterflies, birds

Deer Resistant:

Yes

Fire Ecology:

Fire adapted — tolerates or benefits from fire

Fire Notes:

Can resprout from lignotuber after fire; seeds also stimulated by heat.

Soil Requirements

Soil Type:

sandy, well-drained, nutrient-poor soil

pH:

6.0 - 8.0 (neutral to slightly alkaline)

Drainage:

excellent drainage required

Moisture:

dry to moderate

Notes:

native to arid regions, prefers low fertility

Propagation & Germination

Scarification:

Seed coat scarification required before sowing

Germination Time:

14–60 days

Notes:

Seeds require scarification (nicking or hot water treatment) to break physical dormancy; germination occurs in 2-8 weeks at 20-25°C.