North America Non-native Plant

Velvet Tamarind

Botanical name: Dialium guineense

USDA symbol: DIGU2

Native status: Not native but doesn't reproduce and persist in the wild

Velvet Tamarind: A Tropical African Tree Worth Knowing If you’ve ever wandered through a tropical garden and spotted a tree with delicate, feathery leaves and curious velvet-covered pods, you might have encountered the velvet tamarind (Dialium guineense). This West African native has been quietly making its mark in tropical gardens ...

Velvet Tamarind: A Tropical African Tree Worth Knowing

If you’ve ever wandered through a tropical garden and spotted a tree with delicate, feathery leaves and curious velvet-covered pods, you might have encountered the velvet tamarind (Dialium guineense). This West African native has been quietly making its mark in tropical gardens around the world, though it remains relatively unknown to many gardeners outside its native range.

What Makes Velvet Tamarind Special?

The velvet tamarind gets its charming common name from its distinctive seed pods, which are covered in a soft, velvety coating that’s quite pleasant to touch. These dark, rounded pods contain edible pulp that’s both sweet and tangy – a delightful surprise for those brave enough to try them. The tree itself is a medium-sized beauty, typically reaching 40-60 feet in its native habitat, with graceful compound leaves that create dappled shade below.

The small, clustered flowers may not win any beauty contests, but they’re important for local pollinators and eventually give way to those famous velvet pods that make this tree so distinctive.

Where Does It Call Home?

Dialium guineense is native to the tropical regions of West and Central Africa, where it thrives in countries like Guinea, Sierra Leone, Ghana, Nigeria, and Cameroon. In these regions, it’s often found in both wild forests and cultivated areas, valued for both its edible fruits and timber.

Growing Velvet Tamarind: What You Need to Know

Before you get too excited about adding this exotic beauty to your landscape, let’s talk reality check. Velvet tamarind is strictly a tropical plant, hardy only in USDA zones 10-12. If you’re not living in southern Florida, Hawaii, or similar warm climates year-round, this tree simply won’t survive outdoors.

Ideal Growing Conditions

For those lucky enough to garden in tropical zones, here’s what velvet tamarind needs to thrive:

  • Temperature: Consistent warmth with no tolerance for frost
  • Sunlight: Full sun to partial shade
  • Soil: Well-draining soil that doesn’t get waterlogged
  • Water: Regular moisture, especially during dry periods
  • Space: Room to grow – this isn’t a small tree!

Garden Role and Landscape Use

In the right climate, velvet tamarind makes an excellent shade tree and conversation starter. It’s perfect for:

  • Edible landscaping projects (those pods are tasty!)
  • Tropical garden themes
  • Botanical collections
  • Areas where you want medium-height canopy coverage

The tree grows at a moderate pace, so you won’t be waiting forever for shade, but you also won’t be surprised by sudden giant-tree-in-your-backyard syndrome.

Planting and Care Tips

Starting a velvet tamarind usually means growing from seed, as nursery plants can be hard to find outside Africa. Here’s the basic care routine:

  • Plant in well-prepared soil with good drainage
  • Water regularly, especially when young
  • Mulch around the base to retain moisture
  • Protect from strong winds when small
  • Be patient – like many tropical trees, it takes time to establish

Wildlife and Pollinator Benefits

While not extensively documented, velvet tamarind’s small flowers do attract various insects, contributing to local pollinator networks. In its native range, the tree supports various wildlife species that feed on its fruits and shelter in its branches.

Should You Plant Velvet Tamarind?

Here’s the honest answer: unless you’re gardening in a truly tropical climate, this tree probably isn’t for you. But if you are in the right zone, it’s a fascinating addition that offers both ornamental value and edible rewards.

For gardeners in temperate zones looking for something similar, consider native alternatives like American hornbeam or serviceberry, which can provide comparable landscape benefits while supporting local ecosystems.

If you’re in a tropical area and want to try something a bit different from the usual palms and hibiscus, velvet tamarind could be exactly the unique specimen tree your landscape needs. Just make sure you’ve got the space for it to spread its wings – er, branches – and the patience to let it settle in at its own pace.

Velvet Tamarind

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Fabales

Family

Fabaceae Lindl. - Pea family

Genus

Dialium L. - dialium

Species

Dialium guineense Willd. - velvet tamarind

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