North America Non-native Plant

Noronhia

Botanical name: Noronhia

USDA symbol: NORON

Life cycle: perennial

Habit: shrub

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

Noronhia: An Uncommon Non-Native Shrub for Florida Gardens If you’re looking for something a little different in your Florida landscape, you might have stumbled across noronhia in your plant research. This perennial shrub brings an exotic touch to gardens, though it comes with some considerations that every responsible gardener should ...

Noronhia: An Uncommon Non-Native Shrub for Florida Gardens

If you’re looking for something a little different in your Florida landscape, you might have stumbled across noronhia in your plant research. This perennial shrub brings an exotic touch to gardens, though it comes with some considerations that every responsible gardener should know about.

What Is Noronhia?

Noronhia is a non-native shrub that has found its way into Florida’s landscape. As a perennial, multi-stemmed woody plant, it typically stays under 13-16 feet in height, making it a manageable size for most garden settings. Like many shrubs, it usually develops several stems from near ground level, creating a full, bushy appearance.

What makes noronhia particularly interesting is its ability to reproduce spontaneously in the wild without human intervention, which means it’s quite adaptable to Florida’s climate conditions.

Where Does Noronhia Grow?

Currently, noronhia has established itself in Florida, where it has proven capable of thriving and spreading naturally. This adaptability suggests it’s well-suited to the state’s warm, humid conditions.

Should You Plant Noronhia in Your Garden?

This is where things get interesting. While noronhia isn’t currently listed as invasive, its non-native status and ability to reproduce spontaneously in the wild means you’ll want to think carefully before adding it to your landscape.

The Case for Growing Noronhia:

  • Adaptable and hardy once established
  • Manageable size for most garden spaces
  • Perennial nature means long-term garden structure
  • Unique addition that’s not commonly seen

Things to Consider:

  • Non-native origin means it doesn’t support local ecosystems as effectively as native plants
  • Limited information available about specific care requirements
  • Potential for spreading beyond your intended planting area
  • Unknown wildlife and pollinator benefits

Native Alternatives to Consider

Before settling on noronhia, consider these Florida native shrubs that offer similar benefits while supporting local wildlife:

  • Firebush (Hamelia patens) – attracts butterflies and hummingbirds
  • Beautyberry (Callicarpa americana) – provides food for birds
  • Wild coffee (Psychotria nervosa) – supports native butterflies
  • Marlberry (Ardisia escallonioides) – excellent for birds and butterflies

Growing Noronhia: What We Know

Since noronhia has established itself successfully in Florida’s wild spaces, we can infer it’s quite adaptable to the state’s growing conditions. However, specific care information is limited, so you’ll be doing some experimenting if you choose to grow it.

General Growing Tips:

  • Plant in well-draining soil, as most shrubs prefer this
  • Provide regular water while establishing, then reduce as the plant matures
  • Monitor for spreading and manage accordingly
  • Prune as needed to maintain desired shape and size

The Bottom Line

Noronhia presents an interesting choice for Florida gardeners who want something unusual. While it’s not invasive, its non-native status means it won’t contribute to local biodiversity the way native plants do. If you’re drawn to its unique characteristics, consider giving it a try in a contained space where you can monitor its growth. But for the health of Florida’s ecosystems, native alternatives might be the better long-term choice for your landscape.

Remember, every plant choice is a vote for the kind of environment we want to create. Whether you choose noronhia or opt for native alternatives, thoughtful gardening helps build stronger, more resilient landscapes for everyone to enjoy.

Noronhia

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

Scrophulariales

Family

Oleaceae Hoffmanns. & Link - Olive family

Genus

Noronhia (Stadmam) Thouars - noronhia

Species

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