Swainsona formosa

Swainsona formosa

Native to:
Australia

📍 View on iNaturalist →

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Fabaceae
Genus:
Swainsona
Species:
Swainsona formosa

Growth Characteristics

Growth Habit:
Forb/herb
Height:
90 cm
Drought Tolerance:
High
Bloom Months:
aug,sep,oct,nov
Bloom Colors:
red, crimson, pink, orange, white

Garden & Ecology Notes

Wildlife Value:
birds, butterflies
Deer Resistant:
Yes

Source: deepseek-v4-flash

Propagation & Germination

Stratification:
Warm stratification required — 14–30 days
Scarification:
Seed coat scarification required before sowing
Germination Time:
7–28 days
Notes:
Seeds require scarification (nicking or hot water treatment) to break physical dormancy; warm stratification may improve germination.

Source: deepseek-v4-flash

ORGHPS Germination Guide: N Sow directly in the garden. Sow @ 20°C. Seed germinates within 3 months Resents transplanting. Requires scarification. Nick or rub between sheets of sandpaper. Requires soaking. Place in warm water until seeds swell, usually 24-48 hours. Discard water and any seeds that remain floating. * plant does not tolerate phosphate in fertilizer or soil

Source: Ontario Rock Garden & Hardy Plant Society