Plants that bloom in November in Zone 11 with yellow flowers

Cape Honeysuckle

Clusters of vivid orange-red trumpets bloom from fall through spring. Evergreen in mild climates and a hummingbird magnet in every month it flowers.

Cassia

Showers of bright golden flowers cover the shrub in fall when little else is blooming. Sulphur cassia, a butterfly host plant that lights up the autumn.

Hawaiian Hibiscus

Large tropical blooms in vivid colors appear repeatedly from spring through fall.

Pride of Barbados

Flame-orange and yellow flower clusters that hummingbirds and swallowtails cannot resist. Thrives on heat, dies back at frost, returns every spring.

Sweet Olive

Small clustered flowers perfume the garden with an apricot-like scent over a long season.

Yellow Bells

Clusters of bright yellow trumpet flowers bloom for months in the heat. Southwest staple that takes drought and reflected heat without flinching.