North America Non-native Plant

Upright Pellitory

Botanical name: Parietaria officinalis

USDA symbol: PAOF

Life cycle: perennial

Habit: forb

Native status: Non-native, reproduces and persists in the wild in the lower 48 states  

Upright Pellitory: A Humble European Herb for Quiet Garden Corners Meet upright pellitory (Parietaria officinalis), a modest little perennial that’s been quietly making itself at home in American gardens. This unassuming European native might not win any beauty contests, but it has its own quiet charm and a fascinating history ...

Upright Pellitory: A Humble European Herb for Quiet Garden Corners

Meet upright pellitory (Parietaria officinalis), a modest little perennial that’s been quietly making itself at home in American gardens. This unassuming European native might not win any beauty contests, but it has its own quiet charm and a fascinating history that spans centuries of traditional use.

What Is Upright Pellitory?

Upright pellitory is a perennial forb – essentially a soft-stemmed herbaceous plant that lacks woody tissue above ground. Don’t let the fancy botanical classification fool you; this is simply a gentle, leafy plant that comes back year after year. Its heart-shaped leaves and tiny greenish flowers give it an understated presence that works well in naturalized settings.

As a non-native species originally from the Mediterranean region and Europe, upright pellitory has established itself in parts of the United States, particularly in Alabama and Washington, where it reproduces on its own in the wild.

Should You Grow Upright Pellitory?

This is where things get interesting. Upright pellitory falls into that gray area of gardening – it’s not native, but it’s also not aggressively invasive. Here are some factors to consider:

Reasons You Might Want It:

  • Low-maintenance ground cover for shady spots
  • Historical interest for herb or cottage gardens
  • Tolerates poor soils where other plants struggle
  • Subtle, naturalized appearance
  • Hardy in USDA zones 7-10

Reasons You Might Skip It:

  • Minimal ornamental value with inconspicuous flowers
  • Can self-seed and spread beyond intended areas
  • Limited wildlife and pollinator benefits (it’s wind-pollinated)
  • Native alternatives often provide better ecosystem support

Native Alternatives to Consider

If you’re looking for similar low-growing, shade-tolerant options that better support local ecosystems, consider these native alternatives instead:

  • Wild ginger for ground cover in shade
  • Native violets for heart-shaped leaves and wildlife value
  • Coral bells for attractive foliage in partial shade
  • Local native sedges for texture and wildlife habitat

Growing Upright Pellitory Successfully

If you decide to give upright pellitory a try, it’s refreshingly easy to grow. This plant seems to thrive on benign neglect – sometimes the best approach for us busy gardeners!

Ideal Growing Conditions:

  • Light: Shade to partial shade (it actually prefers less sun)
  • Soil: Moist, well-draining soil, though it tolerates poor conditions
  • Water: Regular moisture but not waterlogged
  • Climate: Hardy in USDA zones 7-10

Planting and Care Tips:

  • Plant in spring after the last frost
  • Choose protected locations, especially in cooler zones
  • Water regularly during establishment, then it becomes quite drought-tolerant
  • Minimal fertilization needed – this plant isn’t picky
  • Keep an eye on self-seeding if you want to contain its spread
  • Deadhead flowers if you want to prevent unwanted seedlings

Design Role in Your Garden

Upright pellitory works best as a supporting player rather than a star performer. Think of it as the garden equivalent of a reliable character actor – not flashy, but dependable. It’s perfect for:

  • Filling in gaps under trees and shrubs
  • Creating naturalized areas with a wild, cottage garden feel
  • Historical or medicinal herb gardens
  • Low-maintenance ground cover in challenging spots

The Bottom Line

Upright pellitory is neither garden villain nor superstar – it’s simply a quiet, undemanding plant that might suit certain garden situations. While it won’t provide the ecological benefits of native species, it’s not likely to cause major problems either. If you’re drawn to its modest charm and have a spot that needs a low-key ground cover, it could work well. However, if you’re looking to maximize wildlife habitat and ecosystem support, you’ll probably find better options among your local native plants.

Whatever you choose, remember that the best garden is one that brings you joy while being mindful of the larger natural community around us. Happy gardening!

Upright Pellitory

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Hamamelididae

Order

Urticales

Family

Urticaceae Juss. - Nettle family

Genus

Parietaria L. - pellitory

Species

Parietaria officinalis L. - upright pellitory

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