North America Non-native Plant

Tectona

Botanical name: Tectona

USDA symbol: TECTO

Life cycle: perennial

Habit: tree

Native status: Non-native, reproduces and persists in the wild in Hawaii âš˜ Non-native, reproduces and persists in the wild in Pacific Basin excluding Hawaii âš˜ Non-native, reproduces and persists in the wild in Puerto Rico âš˜ Non-native, reproduces and persists in the wild in the U.S. Virgin Islands  

Tectona: The Majestic Teak Tree for Your Tropical Landscape If you’ve ever dreamed of having a stately, impressive tree gracing your property, you might want to get acquainted with Tectona – better known as the teak tree. This perennial giant has been making its mark across tropical regions, and while ...

Tectona: The Majestic Teak Tree for Your Tropical Landscape

If you’ve ever dreamed of having a stately, impressive tree gracing your property, you might want to get acquainted with Tectona – better known as the teak tree. This perennial giant has been making its mark across tropical regions, and while it’s not a native to U.S. territories, it’s certainly established itself as a presence worth considering for the right garden setting.

What Exactly Is Tectona?

Tectona is a genus of deciduous trees that fall into the go big or go home category of landscaping. These woody perennials typically grow as single-stemmed trees reaching impressive heights of 13 to 16 feet or more – though in some environmental conditions, they might develop a more modest, multi-stemmed growth pattern staying under 13 feet.

Originally hailing from Southeast Asia, including Myanmar, Thailand, Laos, and India, these trees have traveled far from their native homes and now reproduce spontaneously in several U.S. territories and Pacific regions.

Where You’ll Find Tectona Growing

Currently, Tectona has established populations in Hawaii, Palau, Puerto Rico, and the U.S. Virgin Islands. As a non-native species, it has managed to naturalize in these tropical and subtropical locations, reproducing without human intervention and persisting in the wild.

Should You Plant Tectona in Your Garden?

Here’s where things get interesting. Tectona can be a stunning addition to the right landscape, but it’s definitely not for everyone or every space.

The Case for Planting Tectona:

  • Creates impressive shade coverage once established
  • Produces attractive white flowers that can benefit pollinators
  • Develops into a magnificent specimen tree for large properties
  • Relatively low maintenance once established
  • Thrives in warm, tropical climates (USDA zones 10-12)

Reasons to Think Twice:

  • Requires a lot of space – not suitable for small gardens
  • Only thrives in very warm climates
  • As a non-native species, it doesn’t support local ecosystems as well as native alternatives
  • Can take years to reach impressive size

Growing Tectona Successfully

If you’ve decided Tectona is right for your landscape, here’s how to help it thrive:

Ideal Growing Conditions:

  • Full sun exposure
  • Well-draining soil
  • Warm, tropical to subtropical climate (USDA hardiness zones 10-12)
  • Protection from strong winds when young

Planting and Care Tips:

  • Plant in spring after the last frost risk has passed
  • Provide regular watering during the establishment period
  • Once established, Tectona becomes quite drought-tolerant
  • Give it plenty of room to grow – these trees need space!
  • Minimal pruning required, mainly for removing dead or damaged branches

Consider Native Alternatives

While Tectona can be a beautiful addition to tropical landscapes, consider exploring native tree options that might provide similar benefits while supporting local wildlife and ecosystems. Native trees often require less maintenance and are better adapted to local growing conditions.

The Bottom Line

Tectona is a tree for gardeners who think big and live in warm climates. If you have the space, the right growing conditions, and appreciate the long-term investment of growing a magnificent shade tree, it could be a worthwhile addition to your landscape. Just remember that patience is key – these beauties take time to reach their full potential, but the wait can be worth it for the right gardener.

Tectona

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

Verbenaceae J. St.-Hil. - Verbena family

Genus

Tectona L. f. - tectona

Species

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