curl-cup gumweed (Grindelia squarrosa)

yellow ray flowers among small green leaves on many branches

curl-cup gumweed


Common name: curl-cup gumweed
Botanical name: Grindelia squarrosa

Light: full sun
Height: 12 – 24 inches
Water: xeric, drought tolerant
Soil type: sandy, gravelly well-drained soils

Biennial or short-lived perennial wildflower with yellow ray flowers blooms late summer; flowers have sticky resin on bracts; attracts hummingbirds and bees; deer resistant