North America Non-native Plant

White Leadtree

Botanical name: Leucaena leucocephala de glabrata

USDA symbol: LELEG

Life cycle: perennial

Habit: shrub

Native status: Non-native, reproduces and persists in the wild in the lower 48 states  

White Leadtree: What You Need to Know About This Non-Native Shrub If you’ve stumbled across the name white leadtree in your gardening research, you might be wondering whether this perennial shrub deserves a spot in your landscape. Let’s dive into what makes this plant tick and whether it’s the right ...

White Leadtree: What You Need to Know About This Non-Native Shrub

If you’ve stumbled across the name white leadtree in your gardening research, you might be wondering whether this perennial shrub deserves a spot in your landscape. Let’s dive into what makes this plant tick and whether it’s the right choice for your garden.

What Exactly Is White Leadtree?

White leadtree (Leucaena leucocephala de glabrata) is a perennial shrub that typically grows as a multi-stemmed woody plant. True to its shrub nature, it usually stays under 13-16 feet tall, though it can occasionally stretch taller or even develop a single stem depending on growing conditions. Think of it as nature’s way of keeping things flexible!

Where You’ll Find It Growing

This isn’t a homegrown American native – white leadtree is actually a non-native species that has made itself at home in several U.S. states. You’ll find it growing wild (without any human help, thank you very much) in Arizona, California, Florida, and Texas. It’s one of those plants that has figured out how to thrive and reproduce on its own once introduced to new areas.

The Big Question: Should You Plant It?

Here’s where things get a bit tricky. While white leadtree isn’t native to North America, we don’t have clear information about whether it’s considered invasive or problematic in most areas. This puts it in a gardening gray zone – not necessarily bad, but not necessarily the best choice either.

What We Don’t Know (And Why That Matters)

Unfortunately, there are quite a few unknowns when it comes to white leadtree:

  • Its specific growing conditions and care requirements
  • How it benefits (or doesn’t benefit) local wildlife and pollinators
  • Whether it has invasive tendencies in certain regions
  • Its preferred soil and water conditions
  • Propagation methods and planting tips

These unknowns make it challenging to provide solid growing advice or a strong recommendation either way.

A Better Path Forward

Given the uncertainties surrounding white leadtree and its non-native status, you might want to consider exploring native alternatives instead. Native plants offer several advantages:

  • They’re naturally adapted to your local climate and soil conditions
  • They support local wildlife, birds, and beneficial insects
  • They typically require less water and maintenance once established
  • They help preserve your area’s natural ecosystem

For shrubs native to the southwestern and southeastern United States (where white leadtree currently grows), consider researching options like native mesquites, desert willow, or other regional native species that can provide similar landscape structure.

The Bottom Line

While white leadtree isn’t necessarily a bad plant, the combination of its non-native status and the many unknowns about its care and ecological impact make it a less-than-ideal choice for most gardens. When in doubt, going native is usually your best bet – your local ecosystem (and your future gardening self) will thank you for it!

Before making any final decisions, consider reaching out to your local extension office or native plant society. They can provide specific guidance about the best native alternatives for your area and growing conditions.

White Leadtree

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

Leucaena Benth. - leadtree

Species

Leucaena leucocephala (Lam.) de Wit - white leadtree

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