Helianthus decapatalus
Ten-petaled Sunflower, Thin-leaf Sunflower

As its name implies, this Helianthus species does often have ten yellow petals. Sunflowers are a host plant for many caterpillars including silvery checkerspots and giant leopard moths. Also called Thin-leaved Sunflower.

Light: Full Sun to Part Shade
Soil Moisture: Medium
Height: 3-5 ft
Spread: 2-3 ft
Bloom Time: Summer-Fall
Bloom Color: Yellow
Deer Resistant