North America Non-native Plant

Schleichera

Botanical name: Schleichera

USDA symbol: SCHLE2

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

Schleichera: The Exotic Ceylon Oak Worth Considering for Your Landscape Meet Schleichera oleosa, better known by its charming common names like Ceylon Oak, Kusum tree, or Lac tree. While this isn’t your typical backyard shrub, this stately tree has been quietly winning over gardeners who appreciate its understated elegance and ...

Schleichera: The Exotic Ceylon Oak Worth Considering for Your Landscape

Meet Schleichera oleosa, better known by its charming common names like Ceylon Oak, Kusum tree, or Lac tree. While this isn’t your typical backyard shrub, this stately tree has been quietly winning over gardeners who appreciate its understated elegance and surprisingly easy-going nature. But before you fall head over heels, let’s dig into what makes this tree tick and whether it deserves a spot in your landscape.

What Exactly Is Schleichera?

Don’t let the tongue-twisting scientific name fool you – schleichera is actually a pretty straightforward tree once you get to know it. This medium to large deciduous beauty hails from the tropical regions of South and Southeast Asia, including India, Sri Lanka, Myanmar, Thailand, and Malaysia. It’s been cultivating quite the reputation in its native haunts for centuries, and now it’s making waves in warmer climates elsewhere.

The Good, The Beautiful, and The Practical

So what’s all the fuss about? Schleichera brings several appealing qualities to the table:

  • Attractive pinnate leaves that create lovely dappled shade
  • Small, greenish flowers that may not stop traffic but certainly charm the bees
  • Distinctive reddish-brown fruits that add seasonal interest
  • Impressive size potential, making it an excellent specimen or shade tree
  • Surprisingly drought-tolerant once established

Where Does Schleichera Shine?

This tree isn’t for everyone or every garden, but it absolutely excels in the right setting. Think large landscapes, spacious parks, or subtropical gardens where you want to make a statement. It’s the kind of tree that works beautifully as a focal point specimen or as part of a tropical-themed landscape design. Just remember – this isn’t a tree for small spaces or container growing!

Growing Schleichera Successfully

Here’s where things get interesting: despite its exotic origins, schleichera is refreshingly low-maintenance. Here’s what you need to know:

Climate and Hardiness

Schleichera thrives in USDA zones 10-12, so if you’re dealing with frost, this tree isn’t going to be your friend. It loves tropical to subtropical climates and really hits its stride in consistently warm weather.

Growing Conditions

  • Sunlight: Full sun is where this tree truly shines
  • Soil: Well-draining soil is non-negotiable – waterlogged roots spell trouble
  • Water: Regular watering while young, then surprisingly drought-tolerant
  • Space: Give it plenty of room to spread out and show off

Planting and Care Tips

Getting your schleichera off to a good start is pretty straightforward:

  • Plant in spring when the soil has warmed up
  • Water regularly during the establishment period (first 2-3 years)
  • Mulch around the base to retain moisture and suppress weeds
  • Minimal pruning needed – just remove dead or damaged branches
  • Be patient – like many good things, this tree takes time to reach its full potential

Wildlife and Pollinator Benefits

While schleichera might not be the star of the pollinator show, it does its part. The small flowers attract bees and other pollinators, and the tree can provide nesting sites and shelter for various bird species. It’s not going to single-handedly save the local ecosystem, but every little bit helps!

The Native Plant Consideration

Here’s something worth noting: schleichera isn’t native to North America. While it’s not considered invasive or problematic, many gardeners are increasingly interested in supporting local ecosystems with native plants. If you’re passionate about native gardening, you might want to consider native shade trees like live oaks, bald cypress, or southern magnolia instead, depending on your region.

The Bottom Line

Schleichera is like that interesting friend from out of town – exotic, low-maintenance, and definitely conversation-worthy. If you have the space, the right climate, and appreciate trees with character, it could be a wonderful addition to your landscape. Just remember to source it responsibly and consider how it fits into your overall gardening philosophy.

Whether you choose schleichera or opt for a native alternative, the most important thing is picking a tree that will thrive in your specific conditions and bring you joy for years to come. After all, the best tree for your garden is the one that makes you smile every time you see it!

Schleichera

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

Sapindales

Family

Sapindaceae Juss. - Soapberry family

Genus

Schleichera Willd. - schleichera

Species

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