Native Plant Alternatives to Hibiscus syriacus (Rose of Sharon)

Hibiscus syriacus, commonly known as Rose of Sharon or Althea, is native to China, but the name ‘syriacus’ is a misnomer as the plant is not native to Syria. The species has been widely cultivated and naturalized in the Mediterranean and other parts of the world, including the United States, where it’s a popular ornamental plant due to its late summer bloom time.

Hibiscus syriacus can be somewhat aggressive in its growth, as it self-seeds prolifically. In certain conditions and regions, this self-seeding ability can lead to unwanted spread and establishment in natural habitats, potentially leading to it being seen as invasive.

Hibiscus syriacus has been listed in the Invasive Plant Atlas of the United States, indicating it has the potential to spread aggressively and disrupt native ecosystems.

As an invasive species, it can outcompete native plants for essential resources like sunlight, water, and nutrients. Furthermore, the Rose of Sharon can alter habitats, potentially negatively impacting local wildlife that relies on native plant species for food and shelter.

Therefore, while it may be appreciated for its ornamental appeal, it’s essential to consider its invasive nature before planting it, and to manage its spread responsibly if already present in your garden.

According to the U.S Forest Service, Invasive species have contributed to the decline of 42% of U.S. endangered and threatened species and 18% of U.S. endangered or threatened species. Invasive species compete directly with native species for moisture, sunlight, nutrients, and space. They displace and alter native plant communities, degrade wildlife habitat and water quality, and potentially increase soil erosion.

The federal government has estimated that nearly 25 percent of the 20,000 plant species native to North America are at risk of extinction, many of these through habitat loss. You can help reverse this trend by planting native plants in your garden.

A plant is considered native if it naturally occurs in a particular region or ecosystem without human introduction. There are many benefits to growing native plants. First, these plants are better adapted to soils, moisture, and weather than exotic plants that evolved in other parts of the world. They need less fertilizers and pesticides or use less water. Second, they are unlikely to escape and become invasive, destroying natural habitats. Third, they support wildlife, providing shelter and food for native birds and insects, while exotic plants do not.