Helianthus Species, Western Sunflower
Helianthusanomalus

Category
Annuals

Water Requirements

Sun Exposure
Full Sun

Foliage

Foliage Color
Chartreuse/Yellow

Height
6-8 ft. (1.8-2.4 m)
8-10 ft. (2.4-3 m)

Spacing
24-36 in. (60-90 cm)
36-48 in. (90-120 cm)
4-6 ft. (1.2-1.8 m)

Hardiness

Where to Grow

Danger

Bloom Color
Bright Yellow

Bloom Characteristics

Bloom Size

Bloom Time
Late Spring/Early Summer
Mid Summer
Late Summer/Early Fall
Mid Fall

Other details

Soil pH requirements

Patent Information
Non-patented

Propagation Methods
Direct sow as soon as the ground can be worked

Seed Collecting
Bag seedheads to capture ripening seed
Collect seedhead/pod when flowers fade; allow to dry
Allow seedheads to dry on plants; remove and collect seeds