North America Non-native Plant

Mint

Botanical name: Mentha ×muelleriana

USDA symbol: MEMU11

Life cycle: perennial

Habit: forb

Native status: Non-native, reproduces and persists in the wild in Canada  

Mueller’s Mint: A Mysterious Member of the Mint Family If you’ve stumbled across the name Mentha ×muelleriana while browsing plant lists or botanical databases, you might be scratching your head wondering what exactly this mint is all about. Don’t worry – you’re not alone! This particular mint hybrid is something ...

Mueller’s Mint: A Mysterious Member of the Mint Family

If you’ve stumbled across the name Mentha ×muelleriana while browsing plant lists or botanical databases, you might be scratching your head wondering what exactly this mint is all about. Don’t worry – you’re not alone! This particular mint hybrid is something of a botanical mystery, with limited information available even in scientific circles.

What We Know About This Elusive Mint

Mentha ×muelleriana, commonly referred to simply as mint, is a perennial forb – meaning it’s a non-woody plant that comes back year after year. Like other members of the mint family, it lacks significant woody tissue and maintains its life cycle through underground root systems and shoots.

This particular mint species is classified as non-native and has been introduced to North America, where it now reproduces spontaneously in the wild without human intervention. It has established itself and tends to persist, particularly in Ontario, Canada, where it has been documented growing.

The Challenge with Mueller’s Mint

Here’s where things get tricky for gardeners: there’s remarkably little specific information available about Mentha ×muelleriana’s growing requirements, appearance, or garden performance. This lack of documentation makes it difficult to provide concrete advice about cultivation, care, or even identification.

What we can say is that as a member of the mint family, it likely shares some characteristics with its better-known relatives – things like preferring moist soil and having the potential to spread aggressively if not contained.

Should You Grow It?

Given the limited information available about this specific mint hybrid, most gardeners would be better served choosing well-documented mint varieties or, better yet, exploring native alternatives that support local ecosystems.

Native Mint Alternatives to Consider

Instead of seeking out this mysterious Mueller’s mint, consider these native options that will provide similar aromatic qualities while supporting local wildlife:

  • Wild mint (Mentha arvensis) – native to many regions and excellent for pollinators
  • American wild mint varieties specific to your region
  • Native members of the mint family like wild bergamot or native mountain mints

The Bottom Line

While Mentha ×muelleriana might appear on plant lists and databases, the lack of readily available cultivation information makes it an impractical choice for most gardeners. Your time and garden space would be better invested in well-documented native plants that offer clear benefits to both your landscape and local wildlife.

If you’re drawn to the mint family for its aromatic qualities and pollinator appeal, stick with proven native varieties that come with plenty of growing guidance and established ecological benefits.

Mint

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

Lamiales

Family

Lamiaceae Martinov - Mint family

Genus

Mentha L. - mint

Species

Mentha ×muelleriana F.W. Schultz [arvensis ssp. arvensis × suaveolens] - mint

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