North America Native Plant

Stream Bogmoss

Botanical name: Mayaca fluviatilis

USDA symbol: MAFL2

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Mayaca aubletii Michx. (MAAU2)   

Stream Bogmoss: A Delicate Native Gem for Water Gardens If you’re looking to add a touch of delicate beauty to your water garden or bog area, stream bogmoss might just be the perfect native plant you’ve been searching for. This charming little perennial brings an almost ethereal quality to aquatic ...

Stream Bogmoss: A Delicate Native Gem for Water Gardens

If you’re looking to add a touch of delicate beauty to your water garden or bog area, stream bogmoss might just be the perfect native plant you’ve been searching for. This charming little perennial brings an almost ethereal quality to aquatic landscapes with its moss-like appearance and tiny white blooms.

What is Stream Bogmoss?

Stream bogmoss (Mayaca fluviatilis) is a native herbaceous perennial that belongs to the fascinating world of aquatic plants. Despite its common name suggesting it’s a moss, this little beauty is actually a flowering plant that just happens to have a moss-like growth habit. It’s also sometimes known by its synonym Mayaca aubletii, though stream bogmoss is the name that’s stuck in most gardening circles.

As a forb, stream bogmoss lacks significant woody tissue, making it a soft, delicate addition to any water feature. Don’t let its diminutive size fool you though – this native plant packs a punch when it comes to adding texture and interest to aquatic gardens.

Where Does Stream Bogmoss Call Home?

This southeastern native has quite an impressive range across the coastal regions of the United States. You’ll find stream bogmoss naturally occurring in Alabama, Florida, Georgia, Louisiana, Mississippi, North Carolina, South Carolina, Texas, and Virginia. It’s particularly fond of the Atlantic and Gulf Coastal Plain regions, where it thrives in the warm, humid conditions.

Why Choose Stream Bogmoss for Your Garden?

There are several compelling reasons why stream bogmoss deserves a spot in your aquatic landscape:

  • Native credentials: As a true native species, it supports local ecosystems and requires less maintenance than non-native alternatives
  • Unique texture: The moss-like appearance adds visual interest and creates beautiful contrasts with other aquatic plants
  • Delicate blooms: Small white flowers provide subtle beauty and may attract beneficial insects
  • Wetland specialist: Perfectly adapted for consistently wet conditions where other plants struggle
  • Low maintenance: Once established in suitable conditions, it largely takes care of itself

Perfect Spots for Stream Bogmoss

Stream bogmoss is an obligate wetland plant, which means it almost always occurs in wetland environments. This makes it ideal for:

  • Water gardens and aquatic features
  • Bog gardens and rain gardens
  • Pond edges and shallow water areas
  • Natural swimming pools
  • Wetland restoration projects

In your landscape design, think of stream bogmoss as the perfect accent plant – it adds texture and fills in spaces around larger aquatic plants while creating a naturalistic, soft appearance.

Growing Conditions and Care

Stream bogmoss is surprisingly easy to grow once you understand its basic needs. Here’s what this little water-lover requires:

Sunlight: Full sun to partial shade – it’s quite adaptable to different light conditions as long as its moisture needs are met.

Water requirements: This is where stream bogmoss gets specific – it needs constantly moist to submerged conditions. Think of it as the plant equivalent of a fish; it’s happiest when its roots (and often its entire body) are underwater.

Hardiness: Stream bogmoss thrives in USDA hardiness zones 7-10, making it perfect for gardeners in the southeastern United States and other warm regions.

Soil: While specific soil preferences aren’t well-documented, most aquatic plants like stream bogmoss prefer organic-rich, muddy substrates typical of wetland environments.

Planting and Care Tips

Getting started with stream bogmoss is straightforward if you keep these tips in mind:

  • Location first: Ensure you have a consistently wet area or water feature before acquiring the plant
  • Gradual introduction: If transitioning from nursery conditions, gradually acclimate the plant to its permanent wet conditions
  • Minimal intervention: Once established, stream bogmoss typically requires little care beyond maintaining proper water levels
  • Winter care: In zones 7-8, some protection during extreme cold snaps may be beneficial

Supporting Wildlife

While specific wildlife benefits aren’t extensively documented, stream bogmoss likely provides habitat and food sources for various aquatic insects and small wildlife. Its flowers may attract pollinators, and the plant structure offers shelter for small aquatic creatures.

Is Stream Bogmoss Right for Your Garden?

Stream bogmoss is an excellent choice for gardeners who:

  • Have water features, bog gardens, or consistently wet areas
  • Want to support native plant communities
  • Appreciate subtle, delicate beauty over bold, showy displays
  • Live in hardiness zones 7-10
  • Prefer low-maintenance plants once established

However, it might not be the best fit if you don’t have appropriate wet conditions or if you’re looking for a drought-tolerant plant for dry garden areas.

The Bottom Line

Stream bogmoss offers aquatic gardeners a wonderful opportunity to incorporate a truly native species that brings unique texture and quiet beauty to water features. While it may not be the showiest plant in your garden, its delicate charm and ecological value make it a worthy addition for anyone with suitable wet conditions. Plus, there’s something deeply satisfying about growing a plant that’s perfectly adapted to your local environment – it’s like giving nature a helping hand in your own backyard.

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 work and fewer inputs. But the simplicity of this catchphrase conceals how tricky plant selection is. While tags 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. Surprisingly, many popular landscape plants are wetland species! And what may be a wetland plant in one area, in another it might thrive in drier conditions. Also, it helps you make smarter gardening choices and grow healthy plants with less care and feeding, saving you time, frustration, and money while producing an attractive garden with greater ecological benefits.

Regions
Status
Moisture Conditions

Atlantic and Gulf Coastal Plain

OBL

Obligate Wetland - Plants with this status almost always occurs in wetlands

Eastern Mountains and Piedmont

OBL

Obligate Wetland - Plants with this status almost always occurs in wetlands

Great Plains

OBL

Obligate Wetland - Plants with this status almost always occurs in wetlands

Stream Bogmoss

Classification

Group

Monocot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Liliopsida - Monocotyledons

Subclass

Commelinidae

Order

Commelinales

Family

Mayacaceae Kunth - Mayaca family

Genus

Mayaca Aubl. - mayaca

Species

Mayaca fluviatilis Aubl. - stream bogmoss

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