North America Native Plant

Cold Withe

Botanical name: Tournefortia filiflora

USDA symbol: TOFI

Life cycle: perennial

Habit: shrub

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

Cold Withe: A Caribbean Native Shrub Worth Discovering If you’re gardening in the Caribbean or looking for an authentic tropical native plant, you might want to get acquainted with cold withe (Tournefortia filiflora). This lesser-known Caribbean native offers gardeners a chance to support local ecosystems while adding a unique shrub ...

Cold Withe: A Caribbean Native Shrub Worth Discovering

If you’re gardening in the Caribbean or looking for an authentic tropical native plant, you might want to get acquainted with cold withe (Tournefortia filiflora). This lesser-known Caribbean native offers gardeners a chance to support local ecosystems while adding a unique shrub to their landscape.

What is Cold Withe?

Cold withe is a perennial shrub native to Puerto Rico and the U.S. Virgin Islands. Like most shrubs, it’s a multi-stemmed woody plant that typically stays under 13-16 feet in height, though it can grow taller or even single-stemmed under certain environmental conditions. This adaptability makes it an interesting choice for Caribbean gardeners looking to work with their local flora.

Where Does Cold Withe Grow Naturally?

You’ll find cold withe growing naturally in Puerto Rico and the Virgin Islands, where it has adapted to the unique Caribbean climate and growing conditions. This limited native range makes it a true regional specialty plant.

Growing Conditions and Care

As a Caribbean native, cold withe is naturally suited to tropical and subtropical conditions. Based on its native range, it likely thrives in USDA hardiness zones 10-11, making it suitable for year-round outdoor growing in frost-free areas.

One helpful characteristic to know about cold withe is its wetland status – it’s classified as Facultative Upland in the Caribbean region. This means it usually prefers non-wetland conditions but can tolerate some moisture, giving you flexibility in where you plant it in your landscape.

Why Choose Cold Withe for Your Garden?

Here are some reasons you might consider adding cold withe to your Caribbean garden:

  • It’s authentically native to your region
  • Supports local ecosystem health
  • Adaptable to various moisture conditions
  • Perennial shrub provides lasting structure
  • Relatively manageable size for most landscapes

Landscape Design Ideas

As a native shrub, cold withe can serve multiple roles in Caribbean landscape design. Use it as:

  • Part of a native plant garden
  • Natural screening or border planting
  • Addition to mixed tropical shrub plantings
  • Element in restoration or naturalized areas

A Note on Availability

Cold withe isn’t commonly found in typical nurseries, which isn’t surprising given its limited native range and specialized habitat. If you’re interested in growing this plant, you may need to seek out native plant societies, botanical gardens, or specialty nurseries that focus on Caribbean flora. This scarcity also means there’s limited information available about specific cultivation requirements, so some experimentation may be needed.

The Bottom Line

Cold withe represents the kind of unique, regional native plant that can add authenticity and ecological value to Caribbean gardens. While information about its specific care requirements and ornamental qualities is limited, its status as a true Caribbean native makes it worth considering for gardeners committed to supporting their local ecosystems. If you can source it responsibly, cold withe offers a chance to grow something truly special and place-appropriate in your tropical landscape.

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

FACU

Facultative Upland - Plants with this status usually occurs in non-wetlands but may occur in wetlands

Cold Withe

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

Lamiales

Family

Boraginaceae Juss. - Borage family

Genus

Tournefortia L. - soldierbush

Species

Tournefortia filiflora Griseb. - cold withe

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