Plant FinderPlant Finder Graphic
Zone
Zones vary by species.
Full SunPartial Sun
Full, Partial
Ample WaterRegular WaterMinimal Water
Ample, Moderate, Minimal

Ruellia

Acanthaceae
Evergreen, Perennials, Shrubs

Ruellias have opposite leavesand flaring, bell-shaped flowerswith five shallow lobes. Beyondtheir hardiness range, they arecommonly grown in greenhouses.

Ruellia brittoniana, photo courtesy of Mark Turner
Ruellia brittoniana, photo courtesy of Mark Turner

Click to Enlarge

Ruellia brittoniana

Mexican native naturalizedin many areas of the southernand southwestern U.S. To3 ft. high; initially 1–1 1/2 ft.wide, but can be invasive andshould be contained (by an edging,for example). Narrow darkgreen leaves to 3 in. long, 3/4 in.wide; 2-in.-long, lavender-blueflowers throughout warm timesof year. ‘Chi Chi’ has soft pinkblossoms. ‘Katie’ is a dwarf(10–12 in.), noninvasive variety.‘Blanca’ (white flowers) and‘Rosa’ (pink flowers) have narrowleaves, grow about 1 ft.high. Regular water.

You Might Also Like...

Carex elata ‘Aurea’ (‘Bowles Golden’)

From forests and low mountains of Japan. This plant grows in clumps to 2 1/2 ft. high, 1 1/2 ft. wide,...

Monardella odoratissima

Bushy plant with a sprawling, woody base. Grows from 4 in. to 2 ft. high, spreading as wide as high. H...

Fritillaria biflora

California native grows 6–16 in. high, with one to six brownish, 1 1/2-in. bells on each blossom stalk...

Find Your Sunset Climate Zone

Find Your Sunset Climate Zone

View Maps Learn More

Advertisement