North America Native Plant

Santa Maria

Botanical name: Vernonia albicaulis

USDA symbol: VEAL5

Life cycle: perennial

Habit: subshrub

Native status: Native to Puerto Rico âš˜ Native to the U.S. Virgin Islands  

Synonyms: Lepidaploa glabra (Willd.) H. Rob. (LEGL23)   

Santa Maria (Vernonia albicaulis): A Caribbean Native Worth Discovering Meet Santa Maria, a native Caribbean shrub that’s been quietly growing in Puerto Rico and the U.S. Virgin Islands long before gardening trends made native plants cool. While Vernonia albicaulis might not be a household name in gardening circles, this perennial ...

Santa Maria (Vernonia albicaulis): A Caribbean Native Worth Discovering

Meet Santa Maria, a native Caribbean shrub that’s been quietly growing in Puerto Rico and the U.S. Virgin Islands long before gardening trends made native plants cool. While Vernonia albicaulis might not be a household name in gardening circles, this perennial shrub deserves a closer look from anyone interested in authentic regional flora.

What Exactly is Santa Maria?

Santa Maria, scientifically known as Vernonia albicaulis, is a perennial shrub that’s as genuinely Caribbean as it gets. This multi-stemmed woody plant typically stays under 13-16 feet tall, making it a manageable size for most garden spaces. Like other shrubs, it develops several stems from near the ground, creating a full, bushy appearance that can add structure to your landscape.

You might also encounter this plant listed under its botanical synonym, Lepidaploa glabra, but don’t let the name confusion fool you – it’s the same delightful shrub.

Where Does Santa Maria Call Home?

This plant is a true local – native exclusively to Puerto Rico and the U.S. Virgin Islands. If you’re gardening in these areas, you’re looking at a plant that has evolved specifically for your climate and conditions. That’s always a good sign for gardening success!

Why Consider Santa Maria for Your Garden?

Here’s where we need to be honest: Santa Maria is somewhat of a mystery plant in the gardening world. While we know it’s a native shrub with a respectable size and perennial nature, detailed information about its flowers, growing requirements, and garden performance is surprisingly scarce. This could mean a couple of things:

  • It’s an underappreciated native that deserves more attention
  • It might be challenging to find in nurseries
  • Its garden performance may be less spectacular than showier alternatives

The Native Plant Advantage

Even with limited specific information, Santa Maria has one major thing going for it – it’s native. Native plants typically offer several advantages:

  • Better adapted to local climate conditions
  • Often require less water once established
  • Support local wildlife and ecosystems
  • Generally more resistant to local pests and diseases

Growing Santa Maria Successfully

Since specific growing information for Vernonia albicaulis is limited, your best bet is to mimic its natural habitat conditions. As a Caribbean native, it likely prefers:

  • Warm, tropical to subtropical conditions
  • Well-draining soil (most Caribbean natives don’t like waterlogged conditions)
  • Protection from strong winds if you’re in an exposed location
  • Regular moisture during establishment

The Reality Check

Let’s be practical here – if you’re set on adding Santa Maria to your garden, you might face some challenges. The limited information available suggests this isn’t a widely cultivated plant, which could make sourcing difficult. You might have better luck contacting local native plant societies, botanical gardens, or specialized native plant nurseries in Puerto Rico or the Virgin Islands.

Alternative Considerations

If you’re drawn to the idea of a native Caribbean shrub but can’t locate Santa Maria, consider exploring other well-documented native Vernonia species or similar native shrubs that are more readily available and better understood horticulturally.

The Bottom Line

Santa Maria represents the fascinating world of lesser-known native plants – species that are absolutely legitimate parts of our natural heritage but haven’t made it into mainstream gardening. While we can’t give you a detailed growing guide, we can say that any effort to grow authentic native species is worthwhile for both your garden’s ecological value and your own gardening adventure.

If you do decide to seek out Santa Maria, approach it as a gardening experiment. Document its performance, growing conditions, and any unique characteristics you observe. You might just become one of the few gardeners helping to expand our knowledge of this intriguing Caribbean native.

Santa Maria

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

Asterales

Family

Asteraceae Bercht. & J. Presl - Aster family

Genus

Vernonia Schreb. - ironweed

Species

Vernonia albicaulis Pers. - Santa Maria

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