Native Plants

Fitch’s Tarweed

Hemizonia fitchii

USDA symbol: HEFI

annual forb

Lower 48 states: native

If you’re looking for a native plant that practically grows itself while supporting local pollinators, let me introduce you to Fitch’s tarweed (Hemizonia fitchii). This charming little annual might not have the flashiest name in the plant world, but don’t let that fool you – it’s a hardworking native that ...

Fitch’s Tarweed: A Native California Beauty for Low-Maintenance Gardens

If you’re looking for a native plant that practically grows itself while supporting local pollinators, let me introduce you to Fitch’s tarweed (Hemizonia fitchii). This charming little annual might not have the flashiest name in the plant world, but don’t let that fool you – it’s a hardworking native that deserves a spot in more California gardens.

What is Fitch’s Tarweed?

Fitch’s tarweed is a native annual forb – that’s botanist-speak for a non-woody plant that completes its entire life cycle in one growing season. You might also see it listed under its synonym Centromadia fitchii, but don’t worry, it’s the same delightful plant either way.

This native beauty calls California and southern Oregon home, where it has been quietly doing its job in grasslands, oak woodlands, and chaparral for thousands of years. As a true West Coast native, it’s perfectly adapted to our Mediterranean climate and knows exactly how to thrive with minimal fuss.

  • Species observed
  • No observations

Why Plant Fitch’s Tarweed?

Here’s where this unassuming annual really shines. Fitch’s tarweed produces clusters of small, cheerful yellow daisy-like flowers that bloom from late summer through fall – exactly when many other plants are calling it quits for the season. It’s like having a little burst of sunshine just when your garden needs it most.

But the real magic happens when you consider its ecological benefits. This native plant is a pollinator magnet, attracting native bees, butterflies, and other beneficial insects that are crucial for a healthy garden ecosystem. In a time when pollinators need all the help they can get, planting natives like Fitch’s tarweed is one of the best gifts you can give your local wildlife.

Where Does It Fit in Your Garden?

Fitch’s tarweed is wonderfully versatile and works well in several garden settings:

  • Native plant gardens where you want authentic California flora
  • Drought-tolerant landscapes that need minimal irrigation
  • Wildlife gardens focused on supporting pollinators
  • Wildflower meadows for a natural, informal look
  • Naturalized areas where you want plants that self-seed and return year after year

Growing Conditions and Care

One of the best things about Fitch’s tarweed is how easy it is to please. This plant thrives in full sun and well-draining soil – think of the natural grasslands where it evolved. It’s drought tolerant once established, making it perfect for water-wise gardening.

You can successfully grow Fitch’s tarweed in USDA hardiness zones 8-10, which covers most of California and similar Mediterranean climates. The plant has a facultative upland wetland status, meaning it usually prefers drier conditions but can tolerate some moisture if drainage is good.

Planting and Care Tips

Here’s the really great news: Fitch’s tarweed is almost foolproof to grow. The easiest method is direct seeding in fall, which mimics how the plant naturally reproduces. Simply scatter seeds in your chosen area and let winter rains do the work.

Once established, this annual requires minimal water – a huge plus in drought-prone regions. In fact, too much water can actually harm the plant, so embrace its low-maintenance nature. The plant will readily self-seed, meaning you’ll likely see it return year after year without any effort on your part.

Since it’s an annual, don’t expect it to stick around all year. Instead, appreciate its seasonal rhythm – it appears, blooms beautifully, sets seed, and completes its cycle, making room for other plants while ensuring its own return next year.

The Bottom Line

Fitch’s tarweed might not be the showiest plant in your garden, but it’s exactly the kind of steady, reliable native that forms the backbone of a sustainable landscape. It asks for very little, gives back to local ecosystems, and adds authentic California character to your outdoor space.

If you’re new to native gardening or looking for plants that can handle our increasingly dry summers, Fitch’s tarweed is an excellent choice. It’s proof that sometimes the best garden plants are the ones that have been quietly thriving in our region all along.

Hemizonia fitchii is also known as...

Often we refer to plants by their common names. When shopping for plants the scientific name is the best way to positively identify the plant species you desire. But some plants have more than one name! While it doesn't happen often, nurseries might display one name while you're searching for another. Hemizonia fitchii is also known as:

Centromadia fitchii | USDA symbol: CEFI2

Why do some plants have more than one name? Over time plant species may be renamed for a few reasons:

  1. Botanists in different regions named the same plant without knowing it had already been classified.
  2. A species was reclassified after scientific advances in, for example, DNA analysis.
  3. Slight variations within a species are sometimes mistakenly identified as entirely new species.

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 care and fewer inputs. But the simplicity of this catchphrase conceals how tricky plant selection can be if you don't have the right information. While tags on nursery plants 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. You might be surprised to learn that popular landscape plants are wetland species! And what may be a wetland plant in one area, in another it might thrive in drier conditions. The table below gives insight into the preferred growing conditions of this plant throughout its geographical distribution.

Region
Preferred Habitat

Arid West (AZ, CA, CO, ID, MT, NV, NM, OR, TX, UT, WA, WY)

Facultative Upland

Western Mountains, Valleys, and Coast (AZ, CA, CO, ID, MT, NV, NM, OR, SD, UT, WA, WY)

Facultative Upland
Wetland Glossary
Obligate Wetland
Facultative Wetland
Facultative
Facultative Upland
Obligate Upland
Almost always occurs in wetlands
Usually occurs in wetlands but may occur in non-wetlands
Can occur in wetlands and non-wetlands
Usually occurs in non-wetlands but may occur in wetlands
Almost never occurs in wetlands

Classification

Group: Dicot
Kingdom: Plantae - Plants
Subkingdom: Tracheobionta - Vascular plants
Superdivision: Spermatophyta - Seed plants
Division: Magnoliophyta - Flowering plants
Class: Magnoliopsida - Dicotyledons
Subclass: Asteridae
Order: Asterales
Family: Asteraceae Bercht. & J. Presl - Aster family
Genus: Hemizonia DC. - tarweed

Species: Hemizonia fitchii A. Gray - Fitch's tarweed

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