Non-native Plants

Brazilian Begonia

Begonia hirtella

USDA symbol: BEHI2

annual forb

Hawaii: non-native, naturalized
Lower 48 states: non-native, naturalized
Puerto Rico: non-native, naturalized

If you’ve stumbled across the name Brazilian begonia (Begonia hirtella) while researching plants for your garden, you might be wondering whether this annual is worth adding to your landscape. While this non-native species has established itself in a few locations across the United States, there’s limited information available about its ...

Brazilian Begonia: A Non-Native Annual with Limited Garden Appeal

If you’ve stumbled across the name Brazilian begonia (Begonia hirtella) while researching plants for your garden, you might be wondering whether this annual is worth adding to your landscape. While this non-native species has established itself in a few locations across the United States, there’s limited information available about its garden performance and characteristics.

What is Brazilian Begonia?

Brazilian begonia is an annual plant that, as its common name suggests, likely originates from Brazil or surrounding South American regions. Unlike many popular begonia varieties commonly found in garden centers, Begonia hirtella remains relatively obscure in the horticultural world, with limited cultivation information available.

Where Does Brazilian Begonia Grow?

Currently, Brazilian begonia has naturalized in just three locations within the United States: Florida, Hawaii, and Puerto Rico. This limited distribution suggests the plant has specific environmental needs that aren’t met in most regions of the country.

  • Species observed
  • No observations

Native Status and Garden Considerations

Since Brazilian begonia is non-native to the United States, it doesn’t provide the same ecological benefits as indigenous plants. While it’s not currently listed as invasive or noxious, its ability to reproduce spontaneously in the wild means it has the potential to establish itself beyond cultivation.

The plant’s wetland status varies by region:

  • In Atlantic and Gulf Coastal Plain regions: Obligate Upland (rarely found in wetlands)
  • In the Caribbean: Obligate Upland (rarely found in wetlands)
  • In Hawaii: Facultative Upland (usually found in non-wetland areas but may occur in wetlands)

Limited Growing Information

Unfortunately, detailed growing conditions, care requirements, and aesthetic qualities for Begonia hirtella are not well-documented in horticultural literature. This lack of information makes it challenging to provide specific guidance on cultivation, hardiness zones, or garden design applications.

Better Alternatives for Your Garden

Given the limited information available about Brazilian begonia and its non-native status, you might want to consider native alternatives that will better support local wildlife and ecosystems. Depending on your location, consider these options:

  • For Florida gardeners: Native wildflowers like blanket flower (Gaillardia pulchella) or coral bean (Erythrina herbacea)
  • For Hawaii gardeners: Indigenous plants like native hibiscus species or Hawaiian gardenia
  • For Puerto Rico gardeners: Native species like Puerto Rican hat palm or indigenous flowering shrubs

The Bottom Line

While Brazilian begonia isn’t necessarily harmful to grow, the lack of available information about its cultivation and garden performance, combined with its non-native status, makes it a questionable choice for most gardeners. Your time and garden space are better invested in well-documented native plants that will provide reliable beauty while supporting local pollinators and wildlife.

If you’re specifically interested in begonias, consider exploring native alternatives or well-established non-invasive varieties that have proven garden merit and extensive growing information available.

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

Atlantic and Gulf Coastal Plain (AL, AR, DC, DE, FL, GA, IL, KY, LA, MD, MS, MO, NC, NJ, OK, PA, SC, TN, TX, VA)

Obligate Upland

Caribbean (PR, VI)

Obligate Upland

Hawaii ()

Facultative Upland
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: Dilleniidae
Order: Violales
Family: Begoniaceae C. Agardh - Begonia family
Genus: Begonia L. - begonia

Species: Begonia hirtella Link - Brazilian begonia

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