North America Native Plant

False Mayweed

Botanical name: Tripleurospermum maritimum phaeocephalum

USDA symbol: TRMAP

Life cycle: biennial

Habit: forb

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

Synonyms: Matricaria ambigua (Ledeb.) Krylov (MAAM8)  âš˜  Matricaria grandiflora (Hook.) Britton (MAGR13)  âš˜  Matricaria hookeri (Sch. Bip.) Czern. (MAHO2)  âš˜  Matricaria maritima L. var. nana (Hook.) B. Boivin (MAMAN)  âš˜  Matricaria maritima L. ssp. phaeocephala (Rupr.) Rauschert (MAMAP)  âš˜  Tripleurospermum phaeocephalum (Rupr.) Pobed. (TRPH2)   

False Mayweed: A Hardy Native Wildflower for Northern Gardens If you’re looking for a tough, low-maintenance native wildflower that can handle whatever Mother Nature throws at it, false mayweed (Tripleurospermum maritimum phaeocephalum) might just be your new best friend. This unassuming little powerhouse has been quietly beautifying North American landscapes ...

False Mayweed: A Hardy Native Wildflower for Northern Gardens

If you’re looking for a tough, low-maintenance native wildflower that can handle whatever Mother Nature throws at it, false mayweed (Tripleurospermum maritimum phaeocephalum) might just be your new best friend. This unassuming little powerhouse has been quietly beautifying North American landscapes for centuries, and it’s about time more gardeners discovered its charm.

What is False Mayweed?

False mayweed is a native forb – that’s botanist-speak for a non-woody flowering plant – that belongs to the sunflower family. Don’t let the name fool you; this isn’t actually related to true mayweeds, but it earned its moniker due to its similar daisy-like appearance. This versatile plant can live as an annual, biennial, or perennial depending on growing conditions, making it adaptable to various garden situations.

You might also encounter this plant listed under several historical names in older gardening references, including Matricaria maritima and Matricaria grandiflora, among others. The scientific world loves to shuffle names around, but the plant remains wonderfully consistent in its beauty and resilience.

Where False Mayweed Calls Home

This hardy native has quite an impressive range across North America. You’ll find false mayweed naturally growing from the Arctic reaches of Alaska and northern Canada, including Yukon, Northwest Territories, and Nunavut, all the way down through parts of the lower 48 states. It thrives in provinces like Manitoba, Ontario, and Quebec, and even pops up in unexpected places like California and Minnesota.

Its extensive native range tells us something important: this is one adaptable plant that knows how to survive in diverse climates and conditions.

Why You’ll Love Growing False Mayweed

False mayweed brings that classic cottage garden charm with its cheerful white petals radiating from bright yellow centers. The flowers have a simple, honest beauty that works well in naturalized settings and adds a wild, carefree feel to more formal gardens. Here’s what makes this native wildflower special:

  • Extremely hardy and cold-tolerant (suitable for USDA zones 2-7)
  • Low maintenance once established
  • Attracts beneficial pollinators including native bees and flies
  • Drought tolerant after the first year
  • Works well in poor soils where other plants struggle
  • Perfect for coastal and rock gardens

Perfect Garden Spots for False Mayweed

This versatile native shines in several garden settings. Consider adding false mayweed to your rock garden, where its ability to thrive in lean soils and tight spaces really shows off. It’s also fantastic for coastal gardens, handling salt spray and sandy conditions like a champ. If you’re creating a wildflower meadow or naturalized area, false mayweed will blend beautifully with other native species while providing reliable blooms.

The plant works wonderfully as ground cover in areas where you want something prettier than grass but don’t want to fuss with high-maintenance plantings. Its modest size makes it suitable for front-of-border plantings too.

Growing False Mayweed Successfully

The beauty of false mayweed lies in its simplicity. This native wildflower doesn’t ask for much, making it perfect for gardeners who want maximum impact with minimal effort.

Light Requirements: False mayweed performs best in full sun but tolerates partial shade reasonably well. More sun typically means more flowers.

Soil Needs: This adaptable plant thrives in well-drained soils and actually prefers lean, sandy, or rocky conditions. Rich, fertile soil isn’t necessary and might even encourage too much foliage at the expense of flowers.

Watering: Once established, false mayweed is quite drought tolerant. Water regularly during its first growing season to help roots establish, then back off. This plant actually prefers to dry out between waterings.

Planting Tips: Start from seed in early spring or fall, or look for plants at native plant sales. Seeds need light to germinate, so barely cover them with soil. Be patient – native wildflowers often take their time getting established but reward you with years of reliable performance.

Supporting Your Local Ecosystem

By choosing false mayweed, you’re not just adding beauty to your garden – you’re supporting local wildlife. This native wildflower provides nectar and pollen for various beneficial insects, contributing to the health of your local ecosystem. Native bees, in particular, appreciate having access to plants they’ve co-evolved with over thousands of years.

False mayweed proves that native plants don’t have to be boring or difficult to grow. This charming wildflower offers gardeners an easy way to create beautiful, sustainable landscapes that celebrate our natural heritage while providing habitat for local wildlife. Whether you’re gardening in the far north or in more temperate regions, false mayweed deserves a spot in your native plant collection.

False Mayweed

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

Tripleurospermum Sch. Bip. - mayweed

Species

Tripleurospermum maritimum (L.) W.D.J. Koch - false mayweed

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