How to Grow and Care for Glandora

Olive-leaved gromwell is a low-spreading shrub endemic to Spain that produces charming, trumpet-shaped purple-blue flowers. Although it spreads by underground stolons, it doesn't have a tendency to become invasive.

Scrambling gromwell (Glandora prostrata) is an evergreen perennial shrub that produces vibrant blue flowers. It is a drought-tolerant plant that grows best in full sun and well-drained soils.

Named for its coloring, the scrambling gromwell 'Heavenly Blue' has deep blue flowers that grow in cymes. This cultivar from the scrambling gromwell plant is mat-forming and prostrate, spreading but compact. Its drought-tolerant nature has made it a favored choice for those interested in xeriscaping.

Purple Gromwell is an award-winning plant popular in gardens and large containers. The multi-branching plant produces a profusion of flowers in the summer. The flowers’ sweet nectar attracts bees. Be careful with pruning, it can irritate the skin.