Species: Lavatera = Tree Mallow (Unit 054) Lavatera arborea = Tree Mallow (Unit 054) Lavatera thuringiaca = Tree Lavatera (Unit 054) Lavatera trimestris = Annual Tree Mallow, Rose Mallow (Unit 054) Picture Notes: More Information: Distribution: About 25 species mostly of the Mediterranean region but also the Canary Islands, Asia, Australia, Baja California, and Channel Islands off southern California. Synonyms: Hardiness Zone: USDA Zone (view USDA zone map) Size: Form: Bark: Stem/Bud: Leaves: Fall Color: Flower: Fruit: Uses: Problems: Culture: Links: Notes: Notes 2: Notes 3: Cultivars: