Ruellia humilis — a medium houseplant, prefers full sun light
SPECIMEN · FROM THE LIBRARY
Ruellia humilis

Ruellia Humilis

Updated · 506 observations
ON THIS PLANT

Ruellia humilis, commonly known as wild petunia, is a herbaceous perennial plant that belongs to the Acanthaceae family. Native to North America, it thrives in diverse habitats such as prairies, meadows, and open woods. The plant typically grows up to 2 feet tall, featuring lance-shaped leaves arranged oppositely along the stem.

The flowers of Ruellia humilis are trumpet-shaped with five petals that range in color from lavender-blue to purple. Blooming from June through September, these flowers attract various pollinators including bees and butterflies.

Native Americans have historically used Ruellia humilis for its anti-inflammatory properties. Additionally, it is a favored ornamental plant because of its attractive flowers and ability to draw pollinators.

Ruellia humilis prefers well-drained soil in full sun or partial shade but can adapt to a wide range of soil types. Once established, it is drought-tolerant, although it benefits from regular watering during dry spells.

Overall, Ruellia humilis is an appealing native perennial with medicinal properties. It can be utilized in various landscape settings or naturalized areas, offering food for pollinators while requiring minimal maintenance once established.

CHARACTERISTICS

Botanical profile.

Plant Type
Herb
Life Cycle
Perennial, Annual
Genus
Ruellia
Family
Acanthaceae
Hardiness Zone
4-8
Mature Height
30 cm to 61 cm
Mature Spread
61 cm
Leaf Color
Green
Leaf Type
Deciduous
Flower Color
Lavender, Purple
Flower Size
3.81 cm to 6.35 cm
Bloom Time
Late spring, Summer
Planting Time
Spring
Harvest Time
Summer, Early fall
Native Area
Georgia
ALSO KNOWN AS

Other names.

en Fringe-Leaf Wild Petunia en Fringe-leaf ruellia en Wild petunia en Fringeleaf wild petunia
PLATES
Ruellia humilis leaf
PLATE 01 · leaf
Ruellia humilis leaf
PLATE 02 · leaf
Ruellia humilis flower
PLATE 03 · flower
Ruellia humilis flower
PLATE 04 · flower
Ruellia humilis fruit
PLATE 05 · fruit
Ruellia humilis fruit
PLATE 06 · fruit
ALSO IN THE LIBRARY

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