Plants that bloom in May in Zone 11 with lavender flowers

Pentas

Star-shaped flower clusters that hummingbirds and butterflies hit on every pass. Blooms nonstop in heat that stops impatiens cold.

Stock

Dense spikes of clove-scented blooms in soft pastels. Cool-season cut flower that fills a room with spicy perfume.

Sweet Pea

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