Helianthus annuus
Sunflower.
Sunflower, Helianthus annuus, is an annual wild Sunflower that grows throughout many areas of California. They can often be seen along the edges of roads or in seasonally wet areas. They're bright and cheery yellow flowers brighten many desolate roadsides in California that are otherwise overrun with invasive species.
Helianthus annuus tolerates alkaline soil, sand, clay and seasonal flooding.
Helianthus annuus is great for a bird garden and a butterfly garden.
Foliage of Helianthus annuus has color green.
Flower of Helianthus annuus has color yellow.
Communities for Helianthus annuus:Valley Grassland and Riparian (rivers & creeks).
| ph: | 1.00 to 2.00 |
|---|---|
| usda: | 1 to 2 |
| height[m]: | 1.00 to 2.00 |
| width[m]: | 1.00 to 2.00 |
| rainfall[cm]: | 1.00 to 2.00 |
