North America Native Plant

Jesuit’s Bark

Botanical name: Iva frutescens

USDA symbol: IVFR

Life cycle: perennial

Habit: subshrub

Native status: Native to Canada âš˜ Native to the lower 48 states  

Jesuit’s Bark: A Hardy Native for Wet Spots and Coastal Gardens If you’re looking for a tough-as-nails native plant that thrives where others fear to tread, let me introduce you to Jesuit’s bark (Iva frutescens). This unassuming perennial might not win any beauty contests, but it’s the reliable friend your ...

Jesuit’s Bark: A Hardy Native for Wet Spots and Coastal Gardens

If you’re looking for a tough-as-nails native plant that thrives where others fear to tread, let me introduce you to Jesuit’s bark (Iva frutescens). This unassuming perennial might not win any beauty contests, but it’s the reliable friend your garden needs – especially if you’re dealing with soggy soil or salty coastal conditions.

What is Jesuit’s Bark?

Jesuit’s bark is a native North American perennial herb that’s been quietly doing its job in wetlands and coastal areas for centuries. Don’t let the herb classification fool you – this plant can reach up to 9 feet tall with a distinctive vase-shaped growth form. It’s what botanists call a forb, meaning it’s a flowering plant without woody stems, but it’s definitely not your typical delicate wildflower.

Where Does It Call Home?

This adaptable native has quite the range, naturally occurring from Nova Scotia down to Texas and throughout much of the eastern United States. You’ll find it growing wild in states including Maine, Massachusetts, New York, North Carolina, Florida, Louisiana, and many others along the Atlantic and Gulf coasts.

Why You Might Want Jesuit’s Bark in Your Garden

Here’s where this plant really shines – it’s practically bulletproof in the right conditions. If you have a spot in your yard that stays consistently moist or even soggy, where other plants turn up their roots and sulk, Jesuit’s bark will happily set up shop and thrive.

  • Salt tolerance: Lives near the coast? This plant laughs in the face of salt spray
  • Late-season interest: White flowers appear in late summer when many other plants are calling it quits
  • Wildlife support: Those late-summer blooms are a lifeline for pollinators preparing for winter
  • Low maintenance: Once established, it pretty much takes care of itself
  • Erosion control: Great for stabilizing soggy or coastal soils

What to Expect: Size and Appearance

Jesuit’s bark grows at a moderate pace and can eventually reach 9 feet tall – though it often stays shorter in garden conditions. The foliage is coarse-textured and green throughout the growing season, giving it a somewhat rustic appearance. In late summer, it produces clusters of small white flowers that, while not showstoppers, add a subtle charm and provide valuable nectar when other blooms are scarce.

Perfect Garden Situations

This plant is tailor-made for specific garden scenarios:

  • Rain gardens: Handles the wet-dry cycles like a champ
  • Coastal landscapes: Unfazed by salt spray and sandy, wet soils
  • Wetland restoration: A natural choice for recreating native ecosystems
  • Naturalized areas: Perfect for low-maintenance, wild-looking spaces
  • Pollinator gardens: Extends the blooming season into late summer

Growing Conditions: What Makes It Happy

Think coastal marsh and you’ve got the right idea. Jesuit’s bark thrives in conditions that would make many garden plants pack their bags:

  • Moisture: Loves consistently wet to moist soil – drought tolerance is low
  • Sun exposure: Needs full sun; doesn’t tolerate shade well
  • Soil: Adaptable to various soil textures but prefers acidic conditions (pH 5.0-5.7)
  • Hardiness: Tough as nails, hardy in USDA zones 3-9
  • Salt tolerance: Excellent – a real plus for coastal gardens

Planting and Care Tips

The good news? Jesuit’s bark is refreshingly low-fuss once you get it established:

  • Starting from seed: Seeds are readily available and easy to grow – about 800,000 seeds per pound!
  • Planting time: Spring is ideal, giving plants time to establish before winter
  • Spacing: Allow 3-4 feet between plants for mature spread
  • Watering: Keep consistently moist, especially the first year
  • Fertilizing: Minimal needs – this plant is used to lean conditions
  • Maintenance: Cut back in late winter if desired, but it’s not necessary

The Verdict: Should You Plant It?

Jesuit’s bark isn’t going to be the star of your flower border, and that’s okay. This is a plant you choose for its reliability, ecological value, and ability to thrive where others fail. If you have wet, challenging spots in your landscape – especially near the coast – or you’re creating habitat for native wildlife, this unassuming native deserves serious consideration.

It’s the kind of plant that quietly does its job, supporting pollinators, preventing erosion, and adding authentic native character to your landscape. Sometimes the best plants are the ones that don’t demand attention but simply get on with the business of growing – and Jesuit’s bark does exactly that.

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

FACW

Facultative Wetland - Plants with this status usually occurs in wetlands but may occur in non-wetlands

Eastern Mountains and Piedmont

FACW

Facultative Wetland - Plants with this status usually occurs in wetlands but may occur in non-wetlands

Great Plains

FACW

Facultative Wetland - Plants with this status usually occurs in wetlands but may occur in non-wetlands

Northcentral & Northeast

FACW

Facultative Wetland - Plants with this status usually occurs in wetlands but may occur in non-wetlands

Jesuit’s Bark

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

Asterales

Family

Asteraceae Bercht. & J. Presl - Aster family

Genus

Iva L. - marsh elder

Species

Iva frutescens L. - Jesuit's bark

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