Lady Bird Johnson Wildflower Center - The University of Texas at Austin information

 Native Plant Database

Ruellia humilis (Fringeleaf wild petunia)
Smith, Sandy

Ruellia humilis Nutt.


Fringeleaf wild petunia, Hairy ruellia, Low wild Petunia, Low ruellia

Acanthaceae (Acanthus Family)



Fringe-leaf wild petunia’s multi-branched stem may reach a height of 2 ft. but is usually less than a foot tall. The short internodes give the plant a compact, leafy, bushy appearance. Its showy flowers are petunia shaped and vary in color from lavender to purple.


Image Gallery:

24 photo(s) available

Plant Characteristics

Duration: Perennial
Habit: Herb
Root Type: Fibrous
Leaf Retention: Deciduous
Leaf Complexity: Simple
Leaf Shape: Ovate
Leaf Venation: Pinnate
Leaf Pubescence: Hirsute
Leaf Margin: Entire
Leaf Apex: Acute
Leaf Base: Truncate
Breeding System: Flowers Bisexual
Size Notes: Erect or rarely decumbent.
Leaf: Green
Flower: Flowers 3-7 cm long
Fruit: Capsule brownish to 15 mm
Size Class: 1-3 ft.

Bloom Information

Bloom Color: Purple
Bloom Time: May , Jun , Jul , Aug , Sep

Distribution

USA: AL , AR , FL , GA , IL , IN , IA , KS , KY , LA , MD , MI , MN , MS , MO , NE , NC , OH , OK , PA , TN , TX , VA , WV , WI
Native Distribution: PA to WI & e. KS, s. to w. NC, AL & TX
Native Habitat: Woodlands edge, Opening, Thickets
USDA Native Status: L48(N)

Growing Conditions

Water Use: Low
Light Requirement: Part Shade
Soil Moisture: Moist
CaCO3 Tolerance: Low
Conditions Comments: Growth habit is upright to somewhat sprawling. Wonderful addition to a wildflower planting. Blooms in the heat of summer if given a little extra water. Reseeds readily. Larval food plant for the Buckeye and several other butterfly species.

Benefit

Use Ornamental: Perennial garden, Blooms ornamental
Conspicuous Flowers: yes
Attracts: Butterflies
Larval Host: Buckeye
Nectar Source: yes

Last Update: 2012-12-09