Native Plants

Kern Mallow

Eremalche parryi kernensis

USDA symbol: ERPAK

annual forb

Lower 48 states: native

Meet the Kern mallow (Eremalche parryi kernensis), one of California’s most endangered native wildflowers. This delicate annual forb might not be the showiest plant in the garden, but it carries tremendous conservation value and tells an important story about California’s disappearing natural heritage. The Kern mallow is a small, herbaceous ...

Kern Mallow may be listed as rare in your area.
Global Conservation Status

Status: S3?T2Q | Vulnerable: Found only in a restricted range (even if abundant at some locations). Typically 21 to 100 occurrences or between 3,000 and 10,000 individuals.

United States

Status: Endangered | Endangered. In danger of extinction throughout all or a significant portion of its range.

Kern Mallow: A Rare California Native Worth Protecting

Meet the Kern mallow (Eremalche parryi kernensis), one of California’s most endangered native wildflowers. This delicate annual forb might not be the showiest plant in the garden, but it carries tremendous conservation value and tells an important story about California’s disappearing natural heritage.

What Makes Kern Mallow Special

The Kern mallow is a small, herbaceous annual that belongs to the mallow family. As a forb, it’s a non-woody plant that completes its entire life cycle in a single growing season. You might also see it listed under its botanical synonyms Eremalche kernensis or Malvastrum kernensis in older references.

What makes this plant truly remarkable isn’t just its delicate beauty, but its incredible rarity. With an endangered conservation status, the Kern mallow is fighting for survival in its native habitat.

Where Does Kern Mallow Call Home?

This native California wildflower is endemic to a very specific region – it’s found only in Kern County, making it one of the state’s most geographically restricted plants. Its entire natural range is contained within this single county in the southern Central Valley.

  • Species observed
  • No observations

Should You Grow Kern Mallow in Your Garden?

Here’s where things get complicated. While the Kern mallow would make a fascinating addition to a native plant garden, its endangered status means you need to approach this plant with extra care and responsibility.

The Conservation Consideration

If you’re interested in growing Kern mallow, you absolutely must ensure any plants or seeds come from responsible, ethical sources. Never collect from wild populations – this could further harm already struggling communities. Instead:

  • Work with reputable native plant nurseries that specialize in rare species
  • Contact local botanical gardens or conservation organizations
  • Consider participating in seed banking or conservation programs
  • Verify that any material is legally and ethically sourced

Growing Conditions and Care

As a plant adapted to Kern County’s climate, the Kern mallow likely thrives in conditions similar to other Central Valley natives. While specific growing information is limited due to the plant’s rarity, we can make educated guesses based on its native habitat:

  • Prefers full sun exposure
  • Tolerates poor, well-draining soils
  • Adapted to hot, dry summers and mild winters
  • Likely hardy in USDA zones 8-10
  • Requires minimal water once established

Planting and Care Tips

Since this is an annual plant, you’ll need to either allow it to self-seed or replant each year. The growing season likely follows typical California annual patterns, with germination after winter rains and flowering in spring.

Given its endangered status, growing Kern mallow is more about conservation than conventional gardening. If you do obtain plants legally, treat them as precious specimens and consider saving seeds to share with conservation programs.

Wildlife and Pollinator Benefits

Like other members of the mallow family, Kern mallow likely provides nectar and pollen for native bees, butterflies, and other small pollinators. By growing this plant, you’re not just adding to your garden – you’re providing habitat for the specialized insects that depend on rare native plants.

The Bottom Line

The Kern mallow represents both an opportunity and a responsibility. While it’s not a plant for every garden or every gardener, those passionate about conservation and native plant preservation might find it a meaningful addition to specialized collections.

If you’re new to native gardening, consider starting with more common California natives that provide similar benefits without conservation concerns. But if you’re experienced and committed to ethical sourcing, the Kern mallow offers a chance to participate directly in preserving California’s botanical heritage.

Remember: every rare plant grown responsibly in cultivation is a small victory for conservation. Sometimes the most important gardens are the ones that serve as arks for species that might otherwise disappear forever.

Eremalche parryi kernensis 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. Eremalche parryi kernensis is also known as:

Eremalche kernensis | USDA symbol: ERKE4
Malvastrum kernensis | USDA symbol: MAKE2

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.

Classification

Group: Dicot
Kingdom: Plantae - Plants
Subkingdom: Tracheobionta - Vascular plants
Superdivision: Spermatophyta - Seed plants
Division: Magnoliophyta - Flowering plants
Class: Magnoliopsida - Dicotyledons
Subclass: Dilleniidae
Order: Malvales
Family: Malvaceae Juss. - Mallow family
Genus: Eremalche Greene - mallow

Species: Eremalche parryi (Greene) Greene - Parry's mallow

Subspecies: Eremalche parryi (Greene) Greene ssp. kernensis (C.B. Wolf) D.M. Bates - Kern mallow

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