North America Native Plant

Florida Sands St. Johnswort

Botanical name: Hypericum exile

USDA symbol: HYEX

Life cycle: perennial

Habit: subshrub

Native status: Native to the lower 48 states  

Florida Sands St. Johnswort: A Rare Native Gem for Your Garden Meet the Florida Sands St. Johnswort (Hypericum exile), a charming little native that’s as unique as its name suggests. This low-growing perennial shrub is one of Florida’s special botanical treasures, bringing sunny yellow blooms and effortless charm to gardens ...

Rare plant alert!

Region: Conservation status by state

Status: S2S3: Status is uncertain but is somewhere between the following rankings: Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 6 to 20 occurrences or few remaining individuals (1,000 to 3,000) ⚘ 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 ⚘

Florida Sands St. Johnswort: A Rare Native Gem for Your Garden

Meet the Florida Sands St. Johnswort (Hypericum exile), a charming little native that’s as unique as its name suggests. This low-growing perennial shrub is one of Florida’s special botanical treasures, bringing sunny yellow blooms and effortless charm to gardens lucky enough to host it.

A True Florida Native

Hypericum exile is a plant species native to the lower 48 states, specifically calling Florida home. This delightful shrub grows exclusively in the Sunshine State, making it a genuine piece of Florida’s natural heritage. When you plant Florida Sands St. Johnswort, you’re not just adding another pretty plant to your garden – you’re preserving a piece of local ecosystem history.

Size and Appearance

Don’t expect this St. Johnswort to tower over your garden beds. This is a low-growing shrub that typically stays under 0.5 meters (1.5 feet) tall and never exceeds 1 meter (3 feet) at maturity. Its compact, manageable size makes it perfect for gardeners who want native beauty without the commitment of a large shrub.

Like its St. Johnswort cousins, this species produces cheerful yellow flowers that brighten up the landscape during blooming season. The small, bright blooms are classic Hypericum – simple, sunny, and surprisingly eye-catching when planted in groups.

Important Conservation Note

Here’s something every responsible gardener should know: Florida Sands St. Johnswort has a Global Conservation Status of S2S3, meaning it’s considered rare to uncommon in the wild. This makes it extra special, but it also means we need to be thoughtful about how we source it.

If you want to grow this plant, only purchase from reputable nurseries that propagate their own stock or sell responsibly sourced material. Never collect from wild populations, as this could harm the species’ long-term survival.

Perfect for Wet and Dry Spots

One of the most interesting things about this plant is its versatility with moisture. In the Atlantic and Gulf Coastal Plain region, Hypericum exile has a Facultative Wetland status, which means it usually occurs in wetlands but can also thrive in non-wetland conditions. This adaptability makes it valuable for gardeners dealing with varying moisture levels in their landscapes.

Growing Conditions and Care

Florida Sands St. Johnswort thrives in:

  • Sandy, well-draining soils (it’s called Sands St. Johnswort for a reason!)
  • Full sun to partial shade conditions
  • USDA hardiness zones 8-10
  • Both wet and moderately dry conditions

Once established, this native is refreshingly low-maintenance. It’s naturally adapted to Florida’s climate and soil conditions, so it won’t need the constant attention that non-native plants often demand. Just ensure good drainage – soggy, clay soils are not this plant’s friend.

Garden Uses and Design Ideas

This compact native works beautifully in several garden settings:

  • Native plant gardens and natural landscapes
  • Coastal and sandy soil gardens
  • Low-maintenance xeriscaping projects
  • Pollinator-friendly plantings
  • Groundcover in naturalized areas

Its small stature and spreading habit make it excellent for filling in gaps between larger native shrubs or creating drifts of color in wildflower meadows.

Supporting Local Ecosystems

When you plant Florida Sands St. Johnswort, you’re rolling out the welcome mat for local pollinators. The bright yellow flowers attract small native bees and other beneficial insects that have co-evolved with Florida’s native plants. It’s a small but meaningful way to support your local ecosystem.

The Bottom Line

Florida Sands St. Johnswort is a wonderful choice for gardeners who want to grow something truly special and native to their region. Yes, its rarity means you’ll need to be selective about sourcing, but that just makes it more precious when you find it. This low-growing, adaptable native offers sunny blooms, easy care, and the satisfaction of knowing you’re supporting Florida’s unique botanical heritage.

Just remember: source responsibly, plant thoughtfully, and enjoy watching this rare native gem settle into your garden ecosystem where it truly belongs.

Florida Sands St. Johnswort

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

Theales

Family

Clusiaceae Lindl. - Mangosteen family

Genus

Hypericum L. - St. Johnswort

Species

Hypericum exile P. Adams - Florida Sands St. Johnswort

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