Photo by Prairie Nursery
Used with permission, all rights reserved
Helianthus occidentalis
Also Known As
- Western Sunflower
Plant type
perennial
size
- H: 2'-3'
- W: 12"-24"
planting zones
- 3a-9b
Helianthus occidentalis plant details
Helianthus occidentalis is a broadleaf deciduous perennial with green foliage. In summer yellow flowers emerge. Attracts birds and butterflies making it an excellent addition to pollinator gardens. Grows well with sun and regular - occasional water. Drought tolerant once established. Does well in average, clay, gritty and rocky soil. A good option if you're seeking something verticillium wilt resistant.
CHARACTERISTICS OF Helianthus occidentalis
- Plant type: perennial
- Plant family: asteraceae
- Foliage: deciduous green
- Mature size: 12 IN - 24 IN - wide, 2 FT - 3 FT - tall
- Flowers: yellow blooms in summer
- Uses: cutting garden, naturalizing
GROWING CONDITIONS for Helianthus occidentalis
- USDA Zones: 3a - 9b
- Sun exposure: sun
- Watering frequency: regular - occasional
- Resistant to: deer, verticillium wilt
- Soil needs: average, clay, gritty and rocky
Nursery contributed plant descriptions
By: Prairie Nursery
Garden photo gallery of Helianthus occidentalis
Gardening facts about Helianthus occidentalis plant
How to Grow Helianthus occidentalis
Sun Exposure
- sun
Water Needs
- regular - drought tolerant
Soil Needs
- clay
- average
- rocky
- gritty
Special Situation
- verticillium wilt resistant
Features
Foliage Color
- green
Flower Color
- yellow
Wildlife
- birds
- butterflies
- deer resistant
Flower Season
- summer
Foliage Season
- deciduous
Landscape groups by tags
See other plant types of Helianthus for your garden
aka Helianthus microcephalus 'Lemon Queen', Lemon Queen Perennial Sunflower
Plant Type
Perennial
Zones
4a-9a
Size
Height: 80"-96"
Width: 3'
- sun
- even moisture - regular
aka Helianthus 'Flore Pleno', Helianthus hybrid 'Flora Plena', Flore Pleno Hardy Double Sunflower
Plant Type
Perennial
Zones
5a-9b
Size
Height: 3'-4'
Width: 2'-3'
- sun
- even moisture - regular
aka Hardy Sunflower, Swamp Sunflower
Plant Type
Perennial
Zones
6a-9b
Size
Height: 3'-6'
Width: 2'
- sun
- even moisture - regular
aka Aurora Gold Sunflower
Plant Type
Annual / Biennial
Zones
1-11
Size
Height: 4'
Width: 3'
- sun
- even moisture - regular
aka Helianthus 'Autumn Beauty', Autumn Beauty Sunflower Mix
Plant Type
Annual / Biennial
Zones
1-11
Size
Height: 4'-5'
Width: 1'-2'
- sun
- even moisture - regular
![Photo of Helianthus annuus [Autumn Beauty mix] flower by Annie's Annuals & Perennials](https://d3bbsv6h7qkr8y.cloudfront.net/87/c3/87c37aff639992b3d49c37304f34cf5d.webp)
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