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North America Native Plant

Hampton False Foxglove

Hampton False Foxglove: A Critically Rare Florida Native Worth Protecting Meet the Hampton false foxglove (Agalinis flexicaulis), one of Florida’s most endangered wildflowers. This delicate annual herb might not be the showiest plant in your garden, but it’s certainly one of the most precious. With its sprawling growth habit and ...

Rare plant alert!

This plant is listed as rare and may be protected in certain regions. Its populations are limited, and removal from the wild could further endanger its survival. If you wish to enjoy this plant, consider sourcing from reputable nurseries that propagate responsibly or explore alternatives to help preserve natural populations.

Region: Conservation status by state

Status: S1: Status is uncertain but is somewhere between the following rankings: 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) ⚘

Hampton False Foxglove: A Critically Rare Florida Native Worth Protecting

Meet the Hampton false foxglove (Agalinis flexicaulis), one of Florida’s most endangered wildflowers. This delicate annual herb might not be the showiest plant in your garden, but it’s certainly one of the most precious. With its sprawling growth habit and small pink to purple tubular flowers, this rare beauty represents everything we love about preserving native plant diversity.

A Plant on the Brink

Before we dive into growing this plant, let’s talk about the elephant in the room: Hampton false foxglove is critically imperiled. With a Global Conservation Status of S1, this means there are typically only 5 or fewer known occurrences in the wild, with fewer than 1,000 individuals remaining. If you’re considering adding this plant to your garden, you’ll need to source it responsibly through conservation organizations or certified native plant growers who work with seed from established populations.

Where Hampton False Foxglove Calls Home

This Florida endemic is found only in the Sunshine State, making it a true local treasure. As a native species to the lower 48 states with such a restricted range, every plant counts toward maintaining genetic diversity and preventing extinction.

What Makes This Plant Special

Hampton false foxglove is an annual forb, meaning it completes its entire life cycle in one growing season and lacks woody tissue. Don’t let its humble classification fool you – this sprawling plant has a delicate charm that’s hard to resist. Its small tubular flowers bloom in fall, providing late-season color when many other natives are winding down.

Growing Hampton False Foxglove

If you’re lucky enough to obtain responsibly sourced seeds or plants, here’s what you need to know:

Perfect Growing Conditions

  • Moisture: This plant loves wet feet! As a facultative wetland species, it usually occurs in wetlands but can tolerate some non-wetland conditions
  • Sunlight: Full sun to partial shade
  • Soil: Consistently moist to wet soils
  • Climate: USDA hardiness zones 9-10 (Florida’s climate)

Planting and Care Tips

  • Plant in spring after last frost for fall blooms
  • Maintain consistent moisture – never let the soil dry out completely
  • Like other Agalinis species, it may be semi-parasitic on grass roots, so consider companion plantings of native grasses
  • Minimal fertilization needed – too much can actually harm the plant
  • Allow plants to self-seed to maintain populations

Garden Role and Design Ideas

Hampton false foxglove isn’t your typical border plant. Its sprawling growth habit and specific moisture requirements make it perfect for:

  • Wetland restoration projects
  • Rain gardens and bioswales
  • Conservation gardens focused on rare Florida natives
  • Pond or water feature margins
  • Specialized native plant collections

Benefits for Wildlife

While small, Hampton false foxglove punches above its weight when it comes to supporting pollinators. Its tubular flowers attract bees and other small pollinators, providing crucial late-season nectar when other food sources may be scarce.

The Bottom Line

Should you plant Hampton false foxglove? If you can source it responsibly and provide the right wetland conditions, absolutely! Every garden that successfully grows this rare species contributes to conservation efforts. However, this isn’t a plant for casual gardeners or those without consistently wet growing conditions.

Remember, with great rarity comes great responsibility. If you choose to grow this critically imperiled species, you’re becoming a conservation partner. Make sure your source is legitimate, provide the best possible care, and consider yourself a guardian of one of Florida’s most precious native plants.

For those who can’t provide the specific conditions Hampton false foxglove requires, consider supporting conservation organizations working to protect this species in the wild – sometimes the best way to help a rare plant is to preserve its natural habitat.

Hampton False Foxglove

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Scrophulariales

Family

Scrophulariaceae Juss. - Figwort family

Genus

Agalinis Raf. - false foxglove

Species

Agalinis flexicaulis Hays - Hampton false foxglove

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