Small, shrub-like plants, heliotrope flowers grow from 1 to 4 feet high (0.5 to 1 m.). Their leaves are long ovals of dark green. They are long bloomers that begin flowering in summer and offer up their fragrant bounty through the first frost.

Are Heliotropes perennials?

Heliotrope can grow as a perennial in USDA Zones 10 and 11, but even there it is best grown as an annual because with time it begins to straggle. At the end of summer, you can take cuttings of heliotrope to grow in a sunny window for the winter and transplant back to the garden in spring.

Do you need to deadhead Heliotrope?

Pinching encourages bushier growth and more blooms. Deadhead spent flowers to keep the heliotrope blooming.