Plants that bloom in May 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.

Gardenia

Glossy evergreen foliage frames intensely fragrant white flowers from late spring into summer.

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.

Persian Buttercup

Ruffled, rose-like blooms in vivid colors brighten cool spring beds and pots.

Sweet Pea

Ruffled, intensely fragrant climbing flowers in every pastel shade. Cool-season annual that hates heat.

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.