Machaeranthera Species, Yellow Spiny Daisy, Lacy Tansy Aster
Machaerantherapinnatifida

Family: Asteraceae (ass-ter-AY-see-ee)
Genus: Machaeranthera (mak-ee-RANTH-er-uh)
Species: pinnatifida (pin-nat-ih-FY-duh)

Category
Perennials

Water Requirements
Drought-tolerant; suitable for xeriscaping

Sun Exposure
Full Sun

Foliage
Herbaceous

Foliage Color

Height
6-12 in. (15-30 cm)
12-18 in. (30-45 cm)

Spacing
6-9 in. (15-22 cm)
9-12 in. (22-30 cm)

Hardiness
USDA Zone 8b: to -9.4 °C (15 °F)

Where to Grow

Danger

Bloom Color
Bright Yellow

Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds

Bloom Size

Bloom Time
Mid Spring

Other details

Soil pH requirements
5.1 to 5.5 (strongly acidic)
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)

Patent Information
Non-patented

Propagation Methods
By dividing the rootball
From seed; direct sow outdoors in fall

Seed Collecting
Bag seedheads to capture ripening seed
Collect seedhead/pod when flowers fade; allow to dry