North America Native Plant

Butte Desertparsley

Botanical name: Lomatium marginatum var. marginatum

USDA symbol: LOMAM

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Cogswellia marginata (Benth.) M.E. Jones (COMA11)   

Butte Desertparsley: A Hidden Gem for California Native Gardens If you’re looking to add some early spring magic to your California native garden, meet butte desertparsley (Lomatium marginatum var. marginatum) – a delightful little perennial that might just become your new favorite wildflower. This charming native forb brings sunshine-yellow blooms ...

Butte Desertparsley: A Hidden Gem for California Native Gardens

If you’re looking to add some early spring magic to your California native garden, meet butte desertparsley (Lomatium marginatum var. marginatum) – a delightful little perennial that might just become your new favorite wildflower. This charming native forb brings sunshine-yellow blooms to the garden just when pollinators are waking up from winter, making it a true garden hero.

What Makes Butte Desertparsley Special?

Butte desertparsley is a true California native, naturally found throughout the Golden State. As a perennial forb, it returns year after year without the woody stems of shrubs or trees. Instead, it sends up delicate, fern-like foliage crowned with cheerful clusters of tiny yellow flowers arranged in umbrella-shaped formations called umbels.

You might occasionally see this plant listed under its botanical synonym, Cogswellia marginata, but don’t let the scientific names intimidate you – this is simply a humble wildflower with big garden potential.

Where Does It Grow Naturally?

This California native calls the Sierra Nevada foothills and Central Valley home, where it has adapted to the state’s Mediterranean climate of wet winters and dry summers. Its natural range is limited to California, making it a perfect choice for gardeners who want to support truly local flora.

Why Plant Butte Desertparsley in Your Garden?

Here are several compelling reasons to consider adding this native beauty to your landscape:

  • Early pollinator support: Blooms in early spring when bees and other beneficial insects are just becoming active
  • Drought tolerance: Once established, requires minimal supplemental watering
  • Low maintenance: Thrives with little care once settled in
  • Native authenticity: Supports local ecosystems and wildlife
  • Naturalistic beauty: Adds wild, unstructured charm to garden designs

Perfect Garden Settings

Butte desertparsley shines in several garden styles:

  • California native plant gardens
  • Drought-tolerant xeriscapes
  • Wildflower meadows
  • Naturalistic landscapes
  • Rock gardens with well-draining soil

It works beautifully as a groundcover or mixed into wildflower plantings where its delicate texture can complement bolder native companions.

Growing Conditions and Care

Success with butte desertparsley comes from mimicking its natural habitat:

  • Sunlight: Full sun exposure
  • Soil: Well-draining soils; sandy or rocky conditions preferred
  • Water: Moderate water during establishment, then drought tolerant
  • Climate zones: USDA hardiness zones 8-10

The key to success is excellent drainage – this plant abhors soggy conditions and will thrive in the fast-draining soils that challenge many other garden plants.

Planting and Care Tips

Getting butte desertparsley established requires some patience but pays off with years of easy-care beauty:

  • Plant seeds in fall to allow natural winter stratification
  • Provide regular water during the first growing season
  • Reduce watering significantly once established
  • Allow the plant to go dormant naturally during hot summer months
  • Avoid fertilizing – natives prefer lean soils

Don’t be alarmed if your butte desertparsley seems to disappear during the hottest part of summer – this is normal dormancy behavior that helps the plant survive California’s dry season.

A Pollinator’s Best Friend

One of the best reasons to grow butte desertparsley is its value to pollinators. The small yellow flowers provide crucial early-season nectar for native bees, beneficial wasps, and other tiny beneficial insects. By blooming when few other plants are active, it fills an important gap in the pollinator calendar.

Is Butte Desertparsley Right for Your Garden?

This native gem is perfect for gardeners who appreciate subtle beauty over flashy displays and want to create sustainable, water-wise landscapes. If you enjoy watching your garden come alive with beneficial insects and don’t mind plants that follow natural seasonal rhythms (including summer dormancy), butte desertparsley could be an excellent addition to your California native plant palette.

While it may not provide the bold color of some showier natives, its delicate charm and ecological benefits make it a valuable player in any thoughtfully designed native garden.

Butte Desertparsley

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

Apiales

Family

Apiaceae Lindl. - Carrot family

Genus

Lomatium Raf. - desertparsley

Species

Lomatium marginatum (Benth.) J.M. Coult. & Rose - butte desertparsley

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