North America Native Plant

Corcho Prieto

Botanical name: Guapira obtusata

USDA symbol: GUOB

Life cycle: perennial

Habit: shrub

Native status: Native to the lower 48 states âš˜ Native to Puerto Rico  

Synonyms: Pisonia obtusata Jacq. (PIOB3)  âš˜  Torrubia obtusata (Jacq.) Britton (TOOB)   

Corcho Prieto: A Hidden Gem for Florida Native Gardens If you’re looking to add authentic Florida charm to your landscape, let me introduce you to a delightfully understated native shrub that deserves more attention: corcho prieto (Guapira obtusata). This unassuming evergreen might not win any flashy flower contests, but it’s ...

Corcho Prieto: A Hidden Gem for Florida Native Gardens

If you’re looking to add authentic Florida charm to your landscape, let me introduce you to a delightfully understated native shrub that deserves more attention: corcho prieto (Guapira obtusata). This unassuming evergreen might not win any flashy flower contests, but it’s got character in spades and plays an important role in Florida’s natural ecosystems.

What Exactly Is Corcho Prieto?

Corcho prieto, scientifically known as Guapira obtusata, is a perennial shrub that’s as Florida as it gets. This multi-stemmed woody plant typically stays modest in size, usually growing to less than 13-16 feet tall, though it can sometimes stretch taller under the right conditions. You might also see it listed under its former names: Pisonia obtusata or Torrubia obtusata in older gardening references.

Where Does It Call Home?

This native beauty is found naturally in South Florida and Puerto Rico, making it a true regional specialist. In the continental United States, you’ll find it growing wild in Florida’s unique ecosystems, where it has adapted perfectly to the subtropical climate and conditions.

Why Consider Corcho Prieto for Your Garden?

Here’s where corcho prieto really shines as a garden choice:

  • Authentic native appeal: Supporting local ecosystems while adding genuine Florida character to your landscape
  • Low maintenance personality: Once established, it’s remarkably drought tolerant and easy-going
  • Versatile landscaping role: Works beautifully as an understory shrub, natural hedge, or accent plant in native garden designs
  • Evergreen reliability: Provides year-round structure and greenery to your garden

Growing Conditions and Care

Corcho prieto is surprisingly adaptable, but like most plants, it has its preferences:

  • Climate zones: Thrives in USDA zones 10-11, so it’s really best suited for South Florida and similar tropical/subtropical areas
  • Soil requirements: Tolerates various soil types but appreciates well-draining conditions
  • Sun exposure: Adapts to different light conditions, making it flexible for various garden spots
  • Water needs: Drought tolerant once established, though regular watering during establishment helps

Perfect Garden Companions

Corcho prieto plays well with other Florida natives and works especially well in:

  • Coastal landscape designs
  • Native plant gardens
  • Natural, low-maintenance landscapes
  • Mixed shrub borders with other regional natives

The Wildlife Connection

While corcho prieto might seem like a quiet player in the garden, native plants like this one support local wildlife in ways we’re still discovering. Native shrubs provide shelter, nesting sites, and often food sources for local insects and birds that have evolved alongside them.

Planting and Care Tips

Getting your corcho prieto off to a good start is refreshingly straightforward:

  • Plant during Florida’s cooler months for easier establishment
  • Water regularly for the first growing season, then back off as the plant establishes
  • Mulch around the base to retain moisture and suppress weeds
  • Minimal pruning needed – just remove dead or damaged branches as needed
  • Once established, it’s quite self-sufficient

Is Corcho Prieto Right for Your Garden?

If you’re gardening in South Florida and appreciate the subtle beauty of native plants, corcho prieto could be a wonderful addition to your landscape. It’s particularly appealing to gardeners who want to support local ecosystems while enjoying a low-maintenance, authentic Florida garden experience.

However, gardeners outside of zones 10-11 should look for native alternatives better suited to their climate. The key to successful native gardening is choosing plants that are truly native to your specific region.

Corcho prieto may not be the showiest shrub on the block, but sometimes the best garden plants are the ones that quietly do their job while supporting the natural world around them. In the right Florida garden, this native charmer can be exactly what you need to create an authentic, sustainable landscape that celebrates your region’s natural heritage.

Corcho Prieto

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Caryophyllidae

Order

Caryophyllales

Family

Nyctaginaceae Juss. - Four o'clock family

Genus

Guapira Aubl. - guapira

Species

Guapira obtusata (Jacq.) Little - corcho prieto

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