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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.
Plant Characteristics
Duration: PerennialHabit: 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: RedBloom Time: Jan , Feb , Mar , Apr , May , Jun , Jul , Aug , Sep , Oct , Nov , Dec
Distribution
USA: TXNative 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: MediumLight 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.
Benefit
Use Ornamental: Perennial garden, Showy, Blooms ornamentalConspicuous Flowers: yes
Attracts: Butterflies , Hummingbirds
Nectar Source: yes
Propagation
Propagation Material: SeedsSeed 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
Bibliography
Bibref 318 - Native Texas Plants: Landscaping Region by Region (2002) Wasowski, S. & A. WasowskiSearch 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 PlantsFNA: Find Hibiscus martianus in the Flora of North America (if available)
Google: Search Google for Hibiscus martianus
Metadata
Record Modified: 2023-02-14Research By: TWC Staff