Name: Plumbago auriculata 'Imperial Blue' (Imperial Blue Plumbago)

Average Landscape Size: 3–4 ft tall × 4–5 ft wide; full, mounding habit

Sun Requirements: Full sun to partial sun; maximum blooms in full sun

Water Needs: Moderate; drought tolerant once established

Deer Resistance: High

Cold Hardiness: USDA Zones 8–11; dies back in Houston-area winters, returns reliably from roots

Fertilization & Pruning: Light fertilizer in spring; cut back in late winter, deadhead spent blooms

Detailed Description: This mature 3-gallon Imperial Blue Plumbago gives you instant butterfly paradise with that gorgeous full size already loaded with those incredible sky-blue blooms! At this size, you're getting immediate impact and a massive flower display from day one – no waiting for tiny plants to fill in! Most folks enjoy these at their full 3–4 foot height with that beautiful 4–5 foot spread that creates real presence in the landscape. Those delicate blue flowers bloom continuously from spring until the first frost, and the butterflies absolutely love them! Here in our area, this size establishes quickly and creates that instant cottage garden look with non-stop color. Perfect when you want immediate gratification and a garden that looks established right away!

Created: September 18, 2025