North America Native Plant

Virginia Saltmarsh Mallow

Botanical name: Kosteletzkya virginica

USDA symbol: KOVI

Life cycle: perennial

Habit: subshrub

Native status: Native to the lower 48 states  

Synonyms: Kosteletzkya althaeifolia (Chapm.) Rusby (KOAL2)  âš˜  Kosteletzkya pentacarpos (L.) Ledeb. (KOPE2)  âš˜  Kosteletzkya smilacifolia A. Gray (KOSM)  âš˜  Kosteletzkya virginica (L.) C. Presl ex A. Gray var. althaeifolia Chapm. (KOVIA)  âš˜  Kosteletzkya virginica (L.) C. Presl ex A. Gray var. aquilonia Fernald (KOVIA2)   

Virginia Saltmarsh Mallow: A Hidden Gem for Wetland Gardens If you’re looking for a stunning native wildflower that thrives in wet conditions, meet Virginia saltmarsh mallow (Kosteletzkya virginica). This perennial beauty might not be on every gardener’s radar, but it deserves a spot in any wetland or rain garden. With ...

Rare plant alert!

Region: Alabama

Status: S1S3Q: Status is uncertain but is somewhere between the following rankings: Uncertain taxonomy: ⚘ Critically Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 5 or fewer occurrences or very few remaining individuals (<1,000) ⚘ Vulnerable: Either very rare and local throughout its range, found only in a restricted range (even if abundant at some locations), or factors are making it vulnerable to extinction. Typically 21 to 100 occurrences or between 3,000 and 10,000 individuals ⚘ Inexact rank: ⚘ Critically Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 5 or fewer occurrences or very few remaining individuals (<1,000) ⚘

Region: Alabama

Virginia Saltmarsh Mallow: A Hidden Gem for Wetland Gardens

If you’re looking for a stunning native wildflower that thrives in wet conditions, meet Virginia saltmarsh mallow (Kosteletzkya virginica). This perennial beauty might not be on every gardener’s radar, but it deserves a spot in any wetland or rain garden. With its cheerful pink blooms and impressive resilience, this native herb offers both visual appeal and ecological benefits.

What Makes Virginia Saltmarsh Mallow Special?

Virginia saltmarsh mallow is a native perennial herb that belongs to the hibiscus family, and it shows! The plant produces gorgeous pink flowers that are 2-3 inches wide, blooming from summer through fall. These hibiscus-like blossoms sit atop sturdy stems adorned with heart-shaped leaves, creating an attractive upright display that can reach 3-6 feet tall.

As a forb herb, this plant lacks significant woody tissue but makes up for it with its herbaceous charm and impressive longevity as a perennial.

Where Virginia Saltmarsh Mallow Calls Home

This native beauty has quite an extensive range along the eastern United States. You’ll find Virginia saltmarsh mallow growing naturally in Alabama, Delaware, Florida, Georgia, Louisiana, Maryland, Mississippi, New Jersey, New York, North Carolina, Pennsylvania, South Carolina, Texas, and Virginia. It’s particularly fond of coastal areas and wetland environments throughout these regions.

Important Conservation Note

Before you fall head over heels for this plant (and you will!), there’s something important to know. Virginia saltmarsh mallow has a conservation status that suggests it may be uncommon in parts of its range. If you’re planning to add this beauty to your garden, please source your plants or seeds from reputable native plant nurseries that use responsibly collected material. Avoid collecting from wild populations.

Perfect for Wet and Wild Gardens

Here’s where Virginia saltmarsh mallow really shines – it’s an obligate wetland plant, meaning it almost always occurs in wetlands. This makes it absolutely perfect for:

  • Rain gardens and bioswales
  • Wetland restoration projects
  • Coastal gardens (it tolerates salt spray!)
  • Native plant gardens with wet areas
  • Pollinator gardens with consistent moisture

If you have a soggy spot in your yard that other plants struggle with, Virginia saltmarsh mallow will likely thrive there.

Growing Virginia Saltmarsh Mallow Successfully

Good news – this native is relatively easy to grow once you understand its needs:

Light Requirements: Full sun to partial shade, though it flowers best with plenty of sunlight.

Soil Needs: Consistently moist to wet soils are essential. This plant won’t tolerate drought conditions.

Hardiness: Hardy in USDA zones 6-10, making it suitable for most of its native range.

Planting Tips: Plant in spring after the last frost. Space plants 2-3 feet apart to allow for their mature spread. Water regularly during the first growing season to establish strong roots.

Low-Maintenance Beauty

Once established, Virginia saltmarsh mallow is refreshingly low-maintenance. It may self-seed in favorable conditions, giving you more plants naturally. Cut the stems back in late fall after the plant goes dormant. Other than ensuring adequate moisture, this native pretty much takes care of itself.

A Pollinator Paradise

Those beautiful pink blooms aren’t just for show – they’re pollinator magnets! Virginia saltmarsh mallow attracts bees, butterflies, and even hummingbirds with its nectar-rich flowers. The long blooming period from summer through fall provides sustained food sources when many other flowers are fading.

Should You Grow Virginia Saltmarsh Mallow?

If you have wet areas in your landscape and want to support native ecosystems, Virginia saltmarsh mallow is an excellent choice. It’s particularly valuable for gardeners interested in:

  • Creating habitat for pollinators
  • Managing wet or poorly-drained areas naturally
  • Adding late-season color to the garden
  • Supporting biodiversity with native plants

Just remember to source your plants responsibly due to its conservation status. With proper care and the right growing conditions, Virginia saltmarsh mallow will reward you with years of beautiful blooms and the satisfaction of growing a truly special native plant.

Virginia Saltmarsh Mallow

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Dilleniidae

Order

Malvales

Family

Malvaceae Juss. - Mallow family

Genus

Kosteletzkya C. Presl - kosteletzkya

Species

Kosteletzkya virginica (L.) C. Presl ex A. Gray - Virginia saltmarsh mallow

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA