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Hibiscus martianus (Heartleaf rosemallow)
Bransford, W.D. and Dolphia

Hibiscus martianus

Hibiscus martianus Zucc.

Heartleaf Rosemallow, Tulipan Del Monte, Heartleaf Hibiscus

Malvaceae (Mallow Family)

Synonym(s): Hibiscus cardiophyllus

USDA Symbol: hima6

USDA Native Status: L48 (N)

A leafy-stemmed perennial, growing 1-5 ft. depending on moisture. Prolific, red, 2-3 in. solitary flowers occur at branch tips. The leaves are silvery and heart-shaped.

Flowers during the hottest part of the season when other plants are not showy. This plant is everblooming if there is no frost.


From the Image Gallery

47 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Herb
Leaf Arrangement: Alternate
Leaf Complexity: Simple
Breeding System: Flowers Bisexual
Fruit Type: Capsule
Size Notes: Up to about 5 feet tall.

Bloom Information

Bloom Color: Red
Bloom Time: Jan , Feb , Mar , Apr , May , Jun , Jul , Aug , Sep , Oct , Nov , Dec


Native Distribution: N. Mex. & Rio Grande Plains, n.w. to Val Verde Co., TX
Native Habitat: Canyons; talus slopes; gravelly hillsides; chaparral

Growing Conditions

Water Use: Medium
Light Requirement: Sun , Part Shade
Soil Moisture: Dry
Soil Description: Well-drained, gravelly, limestone soils. Clay, Clay Loam, Medium Loam, Sandy Loam, Sandy, Caliche type.
Conditions Comments: Heartleaf hibiscus has spectacular flowers two and three inches across. It is a wonderful, small, drought-tolerant hibiscus from South Texas. For it to successfully winter in Austin, mulch or protect it adequately. Grows well in a container or in the ground.


Use Ornamental: Perennial garden, Showy, Blooms ornamental
Conspicuous Flowers: yes
Attracts: Butterflies , Hummingbirds
Nectar Source: yes


Propagation Material: Seeds
Seed Collection: Collect seed all summer from nursery plants.
Maintenance: Blooms all summer and into fall with light grooming.

From the National Organizations Directory

According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:

Lady Bird Johnson Wildflower Center - Austin, TX
Texas Parks and Wildlife Department - Austin, TX
NPSOT - Austin Chapter - Austin, TX
National Butterfly Center - Mission, TX


Bibref 318 - Native Texas Plants: Landscaping Region by Region (2002) Wasowski, S. & A. Wasowski

Search More Titles in Bibliography

Web Reference

Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

USDA: Find Hibiscus martianus in USDA Plants
FNA: Find Hibiscus martianus in the Flora of North America (if available)
Google: Search Google for Hibiscus martianus


Record Modified: 2023-02-14
Research By: TWC Staff

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