Non-native Plants

Indian Camphorweed

Pluchea indica

USDA symbol: PLIN4

perennial subshrub

Hawaii: non-native, naturalized
Pacific Basin excluding Hawaii: non-native, naturalized

If you’ve spotted a weedy-looking herb with small, clustered flowers growing in moist areas around Hawaii or other Pacific islands, you might be looking at Indian camphorweed (Pluchea indica). Also known as Indian fleabane or Indian pluchea, this perennial forb is one of those plants that tends to show up ...

Indian Camphorweed: What You Need to Know About This Non-Native Perennial

If you’ve spotted a weedy-looking herb with small, clustered flowers growing in moist areas around Hawaii or other Pacific islands, you might be looking at Indian camphorweed (Pluchea indica). Also known as Indian fleabane or Indian pluchea, this perennial forb is one of those plants that tends to show up uninvited rather than being deliberately planted.

Where Does Indian Camphorweed Come From?

Despite its presence across the Pacific, Indian camphorweed isn’t actually native to these regions. This hardy perennial originally hails from tropical Asia and Australia, but it has established itself throughout Hawaii, Guam, Palau, and various U.S. Minor Outlying Islands. As a non-native species, it reproduces on its own in the wild and has proven quite persistent once established.

  • Species observed
  • No observations

What Does Indian Camphorweed Look Like?

Indian camphorweed is what botanists call a forb – essentially an herbaceous plant that lacks significant woody tissue. Think of it as the botanical equivalent of that friend who’s low-maintenance but not particularly showy. The plant produces small, inconspicuous flowers arranged in clusters, and while it’s perennial, it won’t win any beauty contests in your garden.

Growing Conditions and Habitat

This adaptable plant has what’s called a facultative wetland status in Hawaii, which means it’s equally happy in wet or dry conditions – talk about not being picky! Indian camphorweed thrives in USDA hardiness zones 10-11, making it well-suited to tropical and subtropical climates. It’s particularly fond of:

  • Moist soils near water sources
  • Disturbed areas and roadsides
  • Areas with variable moisture conditions
  • Warm, tropical climates year-round

Should You Plant Indian Camphorweed?

Here’s the thing about Indian camphorweed – it’s not really a garden plant that most people would choose to cultivate. While it’s not officially listed as invasive or noxious, its weedy nature and lack of ornamental appeal make it less than ideal for intentional landscaping. Plus, as a non-native species, it doesn’t provide the same ecological benefits as indigenous plants.

Better Native Alternatives

Instead of Indian camphorweed, consider these native alternatives that will provide more benefits to local ecosystems:

  • Native Hawaiian sedges for wetland areas
  • Indigenous flowering perennials that support local pollinators
  • Native grasses that provide habitat for local wildlife

The Bottom Line

While Indian camphorweed isn’t necessarily harmful, it’s also not adding much value to your garden or the local ecosystem. If you find it growing on your property, you don’t need to panic – but you probably don’t need to encourage it either. Focus your gardening energy on native plants that will create a more beneficial and beautiful landscape for both you and local wildlife.

Remember, the best gardens work with nature rather than against it, and choosing native plants is one of the most impactful ways to support your local environment while creating a thriving landscape.

Wetland Status

The rule of seasoned gardeners and landscapers is to choose the "right plant for the right place" — matching plants to their ideal growing conditions, so they'll thrive with less care and fewer inputs. But the simplicity of this catchphrase conceals how tricky plant selection can be if you don't have the right information. While tags on nursery plants list watering requirements, there's more to the story.

Knowing a plant's wetland status can simplify the process by revealing the interaction between plants, water, and soil. You might be surprised to learn that popular landscape plants are wetland species! And what may be a wetland plant in one area, in another it might thrive in drier conditions. The table below gives insight into the preferred growing conditions of this plant throughout its geographical distribution.

Region
Preferred Habitat

Hawaii ()

Facultative
Wetland Glossary
Obligate Wetland
Facultative Wetland
Facultative
Facultative Upland
Obligate Upland
Almost always occurs in wetlands
Usually occurs in wetlands but may occur in non-wetlands
Can occur in wetlands and non-wetlands
Usually occurs in non-wetlands but may occur in wetlands
Almost never occurs in wetlands

Classification

Group: Dicot
Kingdom: Plantae - Plants
Subkingdom: Tracheobionta - Vascular plants
Superdivision: Spermatophyta - Seed plants
Division: Magnoliophyta - Flowering plants
Class: Magnoliopsida - Dicotyledons
Subclass: Asteridae
Order: Asterales
Family: Asteraceae Bercht. & J. Presl - Aster family
Genus: Pluchea Cass. - camphorweed

Species: Pluchea indica (L.) Less. - Indian camphorweed

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