North America Non-native Plant

Parsley Piert

Botanical name: Aphanes

USDA symbol: APHAN4

Life cycle: annual

Habit: forb

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

Parsley Piert: The Tiny Garden Visitor You’ve Probably Never Noticed If you’ve ever spotted a diminutive plant with delicate, fan-shaped leaves hugging the ground in your garden, you might have encountered parsley piert (Aphanes). This small annual forb has a knack for showing up uninvited, yet it’s so unassuming that ...

Parsley Piert: The Tiny Garden Visitor You’ve Probably Never Noticed

If you’ve ever spotted a diminutive plant with delicate, fan-shaped leaves hugging the ground in your garden, you might have encountered parsley piert (Aphanes). This small annual forb has a knack for showing up uninvited, yet it’s so unassuming that many gardeners walk right past it without a second glance.

What Exactly Is Parsley Piert?

Parsley piert is a non-native annual forb that belongs to the rose family, though you’d never guess it from its appearance. Unlike its showy cousins, this plant is all about staying under the radar. As a forb, it’s a vascular plant without any significant woody tissue above ground – think of it as nature’s version of a soft-stemmed herb that completes its entire life cycle in just one growing season.

Where You’ll Find It

This adaptable little plant has made itself at home across a surprisingly wide range of North America. You can find parsley piert growing in states from Alabama to Washington, and it’s even established itself in Canadian provinces like British Columbia and Nova Scotia. It’s one of those introduced species that has successfully reproduced in the wild without any human assistance and shows no signs of packing up and leaving.

Should You Grow Parsley Piert in Your Garden?

Here’s the thing about parsley piert – it’s not really a plant you choose to grow so much as one that chooses to grow in your garden. While it’s not considered invasive or harmful, it’s also not particularly ornamental or beneficial to wildlife in any significant way.

If you’re looking for native alternatives that offer similar low-growing, delicate foliage, consider these options instead:

  • Native violets for early spring ground cover
  • Wild strawberry for edible ground cover
  • Native sedges for textural interest

Living with Parsley Piert

If parsley piert has already made itself comfortable in your garden, you don’t need to panic. This small annual is generally well-behaved and won’t take over your landscape. Its tiny, inconspicuous flowers produce seeds that allow it to return each year, but it’s not aggressive about spreading.

Since specific growing requirements for this plant aren’t well-documented (probably because most people aren’t trying to cultivate it), it appears to be quite adaptable to various soil conditions and garden situations. Like many weedy species, it seems to thrive in disturbed soils and areas with less competition from other plants.

The Bottom Line

Parsley piert is one of those garden mysteries – a plant that’s neither friend nor foe, just a quiet neighbor that keeps to itself. While it won’t win any beauty contests or attract clouds of butterflies, it’s also not going to cause problems in your landscape. If you’re focused on creating habitat for native wildlife or designing with intentional plant choices, you’ll probably want to replace it with native alternatives. But if it’s already there and not bothering anyone? Sometimes the best approach is simply to let sleeping plants lie.

Parsley Piert

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Rosales

Family

Rosaceae Juss. - Rose family

Genus

Aphanes L. - parsley piert

Species

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