Native Plants

Hoopvine

Trichostigma octandrum

USDA symbol: TROC2

perennial vine

Lower 48 states: native
Puerto Rico: native
U.S. Virgin Islands: native

If you’re looking to add some authentic Florida flair to your native plant garden, you might want to get acquainted with hoopvine (Trichostigma octandrum). This unassuming native shrub might not win any beauty contests, but it’s got character and plays an important role in natural ecosystems throughout the southeastern United ...

Hoopvine: A Hidden Gem for Southeastern Native Plant Gardens

If you’re looking to add some authentic Florida flair to your native plant garden, you might want to get acquainted with hoopvine (Trichostigma octandrum). This unassuming native shrub might not win any beauty contests, but it’s got character and plays an important role in natural ecosystems throughout the southeastern United States and Caribbean.

What Exactly Is Hoopvine?

Hoopvine is a perennial shrub that’s as American as it gets – well, at least as American as the subtropical regions of Florida, Puerto Rico, and the U.S. Virgin Islands get. This woody plant typically grows with multiple stems arising from the ground, staying under 13-16 feet tall in most conditions, though it can occasionally stretch taller or develop a single stem depending on where it’s growing.

You might also see this plant listed under its old scientific name, Rivina octandra, but don’t let the name confusion fool you – it’s the same reliable native species either way.

Where Does Hoopvine Call Home?

This native beauty has quite a limited range compared to some other southeastern natives. You’ll find hoopvine naturally occurring in Florida, Puerto Rico, and the U.S. Virgin Islands. It’s perfectly adapted to the warm, humid conditions of these tropical and subtropical regions.

  • Species observed
  • No observations

The Good, The Bad, and The Practical

Why you might want hoopvine in your garden:

  • It’s truly native to the region – supporting local ecosystems comes naturally
  • Low maintenance once established
  • Adds authentic wild Florida character to naturalistic landscapes
  • Tolerates a range of moisture conditions
  • Perfect for USDA hardiness zones 9-11

Why you might think twice:

  • Not particularly showy – this isn’t your showstopper plant
  • Very limited availability in the nursery trade
  • Requires warm climate year-round
  • Limited documented information about wildlife benefits

Growing Hoopvine Successfully

The beauty of native plants like hoopvine is that they’re already perfectly suited to their home turf. Here’s what you need to know:

Location and Conditions: Hoopvine is classified as facultative upland, which is a fancy way of saying it usually prefers well-drained areas but can handle some wetness. It’s quite adaptable to different light conditions and soil types, making it relatively easy to place in your landscape.

Planting Tips: Since this plant isn’t commonly available in nurseries, you might need to source it from specialty native plant sales or propagate it yourself if you can find a source. Plant in spring after the last frost danger has passed.

Care Requirements: Once established, hoopvine is pretty self-sufficient. It’s drought tolerant after the first year, so you won’t need to baby it with constant watering. Minimal pruning is required – just remove any dead or damaged branches as needed.

Landscape Role and Design Ideas

Hoopvine works best as a supporting player rather than the star of your garden show. Consider using it as:

  • Background plantings in native plant gardens
  • Understory shrubs in naturalistic landscapes
  • Part of habitat restoration projects
  • Mixed native plantings where authenticity matters more than flashy blooms

The Bottom Line

Hoopvine isn’t going to win any Most Beautiful Shrub awards, but if you’re gardening in its native range and want to create authentic, low-maintenance native plant communities, it deserves consideration. This is especially true if you’re working on habitat restoration or want to support the full spectrum of native plants that naturally occur in your area.

Just keep in mind that finding hoopvine might be your biggest challenge – it’s not exactly flying off nursery shelves. But for dedicated native plant enthusiasts in zones 9-11, tracking down this understated native could add an authentic touch to your landscape that you won’t find in every suburban yard.

Trichostigma octandrum is also known as...

Often we refer to plants by their common names. When shopping for plants the scientific name is the best way to positively identify the plant species you desire. But some plants have more than one name! While it doesn't happen often, nurseries might display one name while you're searching for another. Trichostigma octandrum is also known as:

Rivina octandra | USDA symbol: RIOC

Why do some plants have more than one name? Over time plant species may be renamed for a few reasons:

  1. Botanists in different regions named the same plant without knowing it had already been classified.
  2. A species was reclassified after scientific advances in, for example, DNA analysis.
  3. Slight variations within a species are sometimes mistakenly identified as entirely new species.

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 care and fewer inputs. But the simplicity of this catchphrase conceals how tricky plant selection can be if you don't have the right information. While tags on nursery plants 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. You might be surprised to learn that popular landscape plants are wetland species! And what may be a wetland plant in one area, in another it might thrive in drier conditions. The table below gives insight into the preferred growing conditions of this plant throughout its geographical distribution.

Region
Preferred Habitat

Atlantic and Gulf Coastal Plain (AL, AR, DC, DE, FL, GA, IL, KY, LA, MD, MS, MO, NC, NJ, OK, PA, SC, TN, TX, VA)

Facultative Upland

Caribbean (PR, VI)

Facultative Upland
Wetland Glossary
Obligate Wetland
Facultative Wetland
Facultative
Facultative Upland
Obligate Upland
Almost always occurs in wetlands
Usually occurs in wetlands but may occur in non-wetlands
Can occur in wetlands and non-wetlands
Usually occurs in non-wetlands but may occur in wetlands
Almost never occurs in wetlands

Classification

Group: Dicot
Kingdom: Plantae - Plants
Subkingdom: Tracheobionta - Vascular plants
Superdivision: Spermatophyta - Seed plants
Division: Magnoliophyta - Flowering plants
Class: Magnoliopsida - Dicotyledons
Subclass: Caryophyllidae
Order: Caryophyllales
Family: Phytolaccaceae R. Br. - Pokeweed family
Genus: Trichostigma A. Rich. - alpine clubrush

Species: Trichostigma octandrum (L.) H. Walt. - hoopvine

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