Rotheca myricoides (Hochst.) Steane & Mabb.

Blue Butterfly Bush, Blue Glorybower

Flowers and leaves

Flowers and leaves

Family: Lamiaceae

Genus: Rotheca

Category: Shrub - Evergreen

Zones: 10 to 11

Size: To 10' tall and wide but can easily be kept smaller.

Exposure: Sun, Filtered Sun, Part Shade


Evergreen in higher zones, may come back from the roots in zones 8 and 9. Pale blue and violet flowers in panicles, resemble butterflies, in summer to autumn. Can be rooted from suckers or stem or root cuttings.


Published in Novon 8: 205 in 1998.

Basionym Spironema myricoides Hochst.

Synonyms Clerodendrum ugandense Prain., Clerodendrum myricoides (Hochst.) Vatke.

Native to tropical Africa, Southern Africa and Madegascar.

Sold as Clerodendrum ugandense.

My Experience: 

I purchased a 1-gallon plant at Nurseries Caroliniana in August 2013 and planted it in the Big Trees and Birds garden. It bloomed and then lost all its leaves and looked very sad. Winter 2013 was very cold. I protected it with pine straw but it did not return.

Sources of Information

© 2010-12 Lisa J. Miner