Native Plants

Everglade Key Pencilflower

Stylosanthes calcicola

USDA symbol: STCA7

perennial forb

Lower 48 states: native

If you’re looking to add a touch of authentic Florida wilderness to your garden, the Everglade Key pencilflower might just be the perfect choice. This charming little native plant (Stylosanthes calcicola) brings both ecological value and subtle beauty to landscapes throughout the Sunshine State. The Everglade Key pencilflower is a ...

Everglade Key Pencilflower may be listed as rare in your area.
Global Conservation Status

Status: S3S4 | Apparently Secure: Uncommon but not rare, and usually widespread. Possible cause for longterm concern. Typically more than 100 occurrences in the state or more than 10,000 individuals.

Everglade Key Pencilflower: A Hidden Gem for Florida Native Gardens

If you’re looking to add a touch of authentic Florida wilderness to your garden, the Everglade Key pencilflower might just be the perfect choice. This charming little native plant (Stylosanthes calcicola) brings both ecological value and subtle beauty to landscapes throughout the Sunshine State.

What Makes This Plant Special?

The Everglade Key pencilflower is a perennial forb – essentially a soft-stemmed herbaceous plant that comes back year after year without developing woody stems. Don’t let its delicate appearance fool you, though. This tough little survivor has adapted beautifully to Florida’s unique limestone-rich environments.

What really sets this plant apart is its authentic Florida heritage. As a native species found exclusively in Florida, it’s perfectly adapted to local growing conditions and plays an important role in supporting native wildlife ecosystems.

Where Does It Naturally Grow?

You’ll find Everglade Key pencilflower growing wild throughout Florida, particularly in areas with limestone soils and pine rocklands. It’s one of those plants that truly embodies the spirit of South Florida’s unique landscapes.

  • Species observed
  • No observations

Why Consider Growing Everglade Key Pencilflower?

There are several compelling reasons to include this native beauty in your garden:

  • Authentic Florida character: Add genuine local flavor to your landscape
  • Low maintenance: Once established, it’s quite drought tolerant
  • Pollinator friendly: Attracts native bees and butterflies with its small yellow flowers
  • Ecological value: Supports local wildlife as part of Florida’s natural plant community
  • Unique aesthetic: Offers delicate compound leaves and charming pea-like blooms

Important Conservation Note

Before you rush out to plant this lovely native, there’s something important to know. Everglade Key pencilflower has a conservation status that suggests it’s somewhat uncommon in the wild. If you decide to grow it, make sure you source your plants or seeds from reputable native plant nurseries that practice responsible propagation – never collect from wild populations.

Perfect Garden Settings

This plant shines in several landscape situations:

  • Native Florida plant gardens
  • Rock gardens with limestone features
  • Xerophytic (dry-loving) landscapes
  • Naturalized areas where you want authentic local flora
  • Groundcover in appropriate native settings

Growing Conditions and Care

Everglade Key pencilflower is surprisingly easy to grow if you can meet its basic needs:

Climate: Thrives in USDA zones 9b through 11, making it perfect for most of Florida

Sunlight: Prefers full sun but can tolerate partial shade

Soil: The key to success is well-draining soil. Sandy soils or limestone-based soils work wonderfully – avoid heavy clay or constantly wet conditions

Watering: Once established, this drought-tolerant native needs minimal supplemental watering. Water during extended dry periods, but don’t overdo it

Planting and Care Tips

Getting started with Everglade Key pencilflower is straightforward:

  • Plant in spring or fall when temperatures are moderate
  • Ensure excellent drainage – this is non-negotiable
  • Space plants appropriately to allow for natural spreading
  • Minimal fertilization needed; native plants prefer lean soils
  • Allow plants to self-seed for natural population growth
  • Very little pruning required – let it grow naturally

The Bottom Line

Everglade Key pencilflower offers Florida gardeners a wonderful opportunity to grow a truly local native plant that supports wildlife while adding authentic character to landscapes. While its somewhat uncommon status means you should source it responsibly, this charming perennial can be a delightful addition to the right garden setting.

If you’re passionate about native plants and want to create landscapes that reflect Florida’s natural heritage, the Everglade Key pencilflower deserves a spot on your planting list. Just remember – buy from reputable sources, provide good drainage, and enjoy watching this little piece of Florida flourish in your garden.

Classification

Group: Dicot
Kingdom: Plantae - Plants
Subkingdom: Tracheobionta - Vascular plants
Superdivision: Spermatophyta - Seed plants
Division: Magnoliophyta - Flowering plants
Class: Magnoliopsida - Dicotyledons
Subclass: Rosidae
Order: Fabales
Family: Fabaceae Lindl. - Pea family
Genus: Stylosanthes Sw. - pencilflower

Species: Stylosanthes calcicola Small - Everglade Key pencilflower

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