Plants that bloom in September in Zone 11 with white flowers

Angel's Trumpet

Huge pendant trumpets release intense evening fragrance over a long warm-season bloom.

Bougainvillea

Explosive cascades of papery magenta, hot pink, or coral bracts that smother walls, fences, and pergolas with nonstop color from spring through fall in zones 9 to 11.

Calibrachoa

Mini petunias that bloom nonstop in hanging baskets. Dozens of color options and no deadheading needed.

Cleome

Spider-flower with whisker-like stamens and airy blooms. Tall, dramatic annual that self-sows freely.

Flowering Tobacco

Tubular flowers that release sweet fragrance at dusk. A cottage garden classic that attracts moths and hummingbirds.

Meyer Lemon

Sweetly scented white blossoms appear intermittently year-round and set thin-skinned lemons.

Pelargonium

The classic window-box geranium. Ball-shaped flower clusters above scalloped leaves. Tough container staple.

Sweet Olive

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

Wax Begonia

Glossy leaves and nonstop flowers in sun or shade. One of the most reliable bedding plants anywhere.

White Plumeria

Highly fragrant white flowers with yellow centers appear in clusters on succulent branches.