North America Native Plant

Yerba De Culebra

Botanical name: Bacopa stricta

USDA symbol: BAST4

Life cycle: perennial

Habit: forb

Native status: Native to Puerto Rico  

Synonyms: Caconapea stricta (Schrad.) Britton (CAST28)   

Yerba de Culebra: A Hidden Gem for Water Gardens If you’re looking to add authentic Caribbean flair to your wetland garden or water feature, let me introduce you to a delightful little plant that’s been quietly thriving in Puerto Rico’s wetlands for ages. Meet yerba de culebra, scientifically known as ...

Yerba de Culebra: A Hidden Gem for Water Gardens

If you’re looking to add authentic Caribbean flair to your wetland garden or water feature, let me introduce you to a delightful little plant that’s been quietly thriving in Puerto Rico’s wetlands for ages. Meet yerba de culebra, scientifically known as Bacopa stricta – a charming perennial that might just be the missing piece in your water garden puzzle.

What is Yerba de Culebra?

Yerba de culebra is a perennial wetland plant that belongs to the Bacopa family, known for their love of consistently moist conditions. This native Puerto Rican species has earned its place in the local ecosystem as what botanists call an obligate wetland plant – meaning it almost always occurs in wetlands and truly thrives when its roots are in consistently wet soil.

You might also see this plant listed under its botanical synonym Caconapea stricta, but don’t let the scientific names intimidate you – this is simply a humble water-loving plant that’s been doing its thing in Caribbean wetlands long before we started categorizing it.

Where Does It Naturally Grow?

This lovely plant calls Puerto Rico home, where it has adapted perfectly to the island’s wetland environments. Its natural range is centered in the Caribbean region, making it a true tropical specialist that understands island life.

Why Consider Growing Yerba de Culebra?

Here’s why this plant might deserve a spot in your garden (if you’re in the right climate zone):

  • Authentic native appeal: If you’re gardening in Puerto Rico or similar Caribbean climates, this gives you genuine local character
  • Wetland restoration: Perfect for anyone working on wetland conservation or restoration projects
  • Low-maintenance water feature: Once established in proper conditions, it’s relatively self-sufficient
  • Ecological value: Native plants typically provide better support for local wildlife than non-natives

Garden Design and Landscape Role

Yerba de culebra isn’t your typical border plant – it’s a specialist that shines in specific situations. Think of it as the perfect candidate for:

  • Bog gardens and constructed wetlands
  • Edges of natural or artificial ponds
  • Rain gardens in tropical climates
  • Native plant restoration projects
  • Butterfly or wildlife gardens with water features

This isn’t a plant for dry landscapes or typical flower beds – it needs that consistent moisture to truly thrive.

Growing Conditions and Care

Let’s be honest about what yerba de culebra needs to be happy:

Climate Requirements: This is definitely a warm-weather plant, likely suited for USDA hardiness zones 10-11. If you’re dealing with frost or freezing temperatures, this probably isn’t the plant for you.

Water Needs: Here’s where it gets specific – this plant wants consistently wet feet. We’re talking bog-like conditions, not just keep the soil moist. Think of it as the plant equivalent of someone who loves long, luxurious baths.

Light Requirements: Like most wetland plants, it likely appreciates full sun to partial shade, though it can probably handle some variation as long as its water needs are met.

Soil Preferences: Wet, waterlogged soils are perfect. Regular garden soil that drains well? Not so much.

Planting and Propagation Tips

Since specific propagation information for this species is limited, I’d recommend treating it like other Bacopa species:

  • Start with plants from reputable native plant nurseries when possible
  • Plant in spring when temperatures are consistently warm
  • Ensure the planting site stays consistently wet year-round
  • Be patient – wetland plants often take time to establish

Is This Plant Right for You?

Yerba de culebra is definitely a niche plant, and that’s okay! It’s perfect if you:

  • Garden in tropical zones (10-11)
  • Have a pond, bog garden, or other wetland feature
  • Are interested in native Caribbean plants
  • Want to support local ecosystems with authentic native species

However, it might not be the best choice if you:

  • Live in areas with cold winters
  • Don’t have access to consistent water sources
  • Prefer low-water or drought-tolerant gardens
  • Are looking for a dramatic focal point plant

The Bottom Line

Yerba de culebra is one of those wonderful plants that does exactly what it’s supposed to do – thrive in wetland conditions while supporting native ecosystems. It’s not flashy, it’s not easy to grow everywhere, but for the right gardener in the right location, it’s a authentic piece of Caribbean botanical heritage.

If you’re working on a wetland restoration project in Puerto Rico or designing a water garden in a similar tropical climate, this little perennial deserves serious consideration. Just remember – it’s all about location, location, location, and in this case, that location better have plenty of water!

Wetland Status

The rule of seasoned gardeners and landscapers is to choose the "right plant for the right place" matching plants to their ideal growing conditions, so they'll thrive with less work and fewer inputs. But the simplicity of this catchphrase conceals how tricky plant selection is. While tags list watering requirements, there's more to the story.

Knowing a plant's wetland status can simplify the process by revealing the interaction between plants, water, and soil. Surprisingly, many popular landscape plants are wetland species! And what may be a wetland plant in one area, in another it might thrive in drier conditions. Also, it helps you make smarter gardening choices and grow healthy plants with less care and feeding, saving you time, frustration, and money while producing an attractive garden with greater ecological benefits.

Regions
Status
Moisture Conditions

Caribbean

OBL

Obligate Wetland - Plants with this status almost always occurs in wetlands

Yerba De Culebra

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

Bacopa Aubl. - waterhyssop

Species

Bacopa stricta (Schrad.) B.L. Rob. - yerba de culebra

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