North America Non-native Plant

Tropical Pickerelweed

Botanical name: Pontederia rotundifolia

USDA symbol: PORO12

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

Tropical Pickerelweed: A Charming Native for Your Water Garden If you’re looking to add some southeastern charm to your water garden or bog area, tropical pickerelweed (Pontederia rotundifolia) might just be the perfect plant for you! This delightful native aquatic plant brings both beauty and ecological benefits to wet spaces, ...

Tropical Pickerelweed: A Charming Native for Your Water Garden

If you’re looking to add some southeastern charm to your water garden or bog area, tropical pickerelweed (Pontederia rotundifolia) might just be the perfect plant for you! This delightful native aquatic plant brings both beauty and ecological benefits to wet spaces, making it a wonderful choice for gardeners who want to create habitat while enjoying lovely blooms.

What Makes Tropical Pickerelweed Special?

Tropical pickerelweed is a true southeastern native, naturally occurring in Florida and adjacent coastal areas of the southeastern United States. Unlike some of its more common cousins, this species has distinctively rounded leaves that give it its species name rotundifolia. The plant produces charming purple-blue flower spikes that rise above the water surface, creating a lovely display that pollinators absolutely adore.

Where Does It Belong in Your Garden?

This obligate wetland plant is perfectly suited for:

  • Water gardens and pond margins
  • Bog gardens and rain gardens
  • Native wetland restoration projects
  • Shallow water features
  • Consistently wet areas that other plants struggle with

Since tropical pickerelweed almost always occurs in wetlands naturally, it’s not the plant for your typical perennial border – but it’s absolutely perfect for those tricky wet spots that many gardeners struggle to fill!

Growing Tropical Pickerelweed Successfully

The beauty of this native plant is that it’s relatively low-maintenance once you get the growing conditions right. Here’s what you need to know:

Light Requirements: Full sun to partial shade work well, though you’ll get the best flowering in brighter conditions.

Water Needs: This is where tropical pickerelweed really shines – it thrives in consistently wet to shallow water conditions. Think pond edges, bog gardens, or that perpetually soggy spot in your yard that nothing else seems to love.

Hardiness: Suitable for USDA zones 8-11, making it perfect for gardeners in the warmer southeastern states.

Care Tips: Once established, tropical pickerelweed is quite self-sufficient. Simply ensure it has access to consistent moisture or shallow water, and it’ll be happy. Deadheading spent flowers can encourage more blooms, but it’s not strictly necessary.

Benefits for Wildlife and Pollinators

One of the best reasons to grow tropical pickerelweed is its value to local wildlife. The nectar-rich flowers attract bees, butterflies, and other beneficial pollinators, while the plant structure provides habitat for aquatic insects and small wildlife. By choosing this native plant, you’re supporting the local ecosystem that evolved alongside it.

Should You Plant Tropical Pickerelweed?

If you have wet areas in your garden and live within this plant’s native range or similar climate conditions, tropical pickerelweed can be an excellent choice. It’s particularly valuable for:

  • Gardeners creating native plant landscapes
  • Those with water features or consistently wet areas
  • Anyone interested in supporting local pollinators and wildlife
  • Restoration projects in appropriate wetland areas

Keep in mind that this plant really does need wet conditions to thrive – it’s not adaptable to typical garden beds. But if you have the right spot, tropical pickerelweed offers a unique opportunity to grow a lesser-known native that brings both beauty and ecological benefits to your landscape.

Ready to give this charming southeastern native a try? Your local pollinators (and that soggy corner of your yard) will thank you!

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

Tropical Pickerelweed

Classification

Group

Monocot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Liliopsida - Monocotyledons

Subclass

Liliidae

Order

Liliales

Family

Pontederiaceae Kunth - Water-Hyacinth family

Genus

Pontederia L. - pickerelweed

Species

Pontederia rotundifolia L. f. - tropical pickerelweed

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