Plant Wish List
Height: 10 feet Spread: 3 feet
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Hardiness Zone: 6b Other Names: Giant Rosemallow, Velvet Mallow, Swamp Hibiscus Description: This bold water friendly plant features large, felty, gray green leaves; grows quite tall, and is crowned with large pale pink blooms in summer; great for a garden that is kept moist until it is established, or in pondside areas; do not allow to dry out Ornamental Features Swamp Rosemallow features bold white star-shaped flowers with shell pink overtones and crimson eyes at the ends of the stems from late spring to early fall. Its large tomentose lobed leaves remain grayish green in color with curious gray undersides throughout the year. Landscape Attributes Swamp Rosemallow is an herbaceous evergreen perennial with a rigidly upright and towering form. Its relatively coarse texture can be used to stand it apart from other garden plants with finer foliage. This plant will require occasional maintenance and upkeep, and is best cleaned up in early spring before it resumes active growth for the season. It is a good choice for attracting butterflies and hummingbirds to your yard. Gardeners should be aware of the following characteristic(s) that may warrant special consideration; Swamp Rosemallow is recommended for the following landscape applications; Planting & Growing Swamp Rosemallow will grow to be about 10 feet tall at maturity, with a spread of 3 feet. It has a low canopy with a typical clearance of 1 foot from the ground. It grows at a fast rate, and under ideal conditions can be expected to live for approximately 5 years. As an evegreen perennial, this plant will typically keep its form and foliage year-round. This plant does best in full sun to partial shade. It prefers to grow in moist to wet soil, and will even tolerate some standing water. It is not particular as to soil type or pH, and is able to handle environmental salt. It is highly tolerant of urban pollution and will even thrive in inner city environments. Consider applying a thick mulch around the root zone in winter to protect it in exposed locations or colder microclimates. This species is native to parts of North America. Swamp Rosemallow is a fine choice for the garden, but it is also a good selection for planting in outdoor pots and containers. Its large size and upright habit of growth lend it for use as a solitary accent, or in a composition surrounded by smaller plants around the base and those that spill over the edges. It is even sizeable enough that it can be grown alone in a suitable container. Note that when growing plants in outdoor containers and baskets, they may require more frequent waterings than they would in the yard or garden.
