North America Native Plant

Dwarf Checkerbloom

Botanical name: Sidalcea sparsifolia

USDA symbol: SISP7

Life cycle: perennial

Habit: subshrub

Native status: Native to the lower 48 states  

Synonyms: Sidalcea malviflora (DC.) A. Gray ex Benth. ssp. sparsifolia C.L. Hitchc. var. hirsuta (SIMAH)  âš˜  Sidalcea malviflora (DC.) A. Gray ex Benth. ssp. sparsifolia C.L. Hitchc. (SIMAS)  âš˜  Sidalcea malviflora (DC.) A. Gray ex Benth. ssp. sparsifolia C.L. Hitchc. var. sparsifolia (SIMAS3)  âš˜  Sidalcea malviflora (DC.) A. Gray ex Benth. ssp. sparsifolia C.L. Hitchc. var. stellata (SIMAS4)  âš˜  Sidalcea malviflora (DC.) A. Gray ex Benth. ssp. sparsifolia C.L. Hitchc. var. uliginosa (SIMAU)   

Dwarf Checkerbloom: A Rare California Native Worth Knowing If you’re on the hunt for truly unique California native plants, you might have stumbled across dwarf checkerbloom (Sidalcea sparsifolia). This little-known perennial herb represents one of those special plants that makes native gardening feel like a treasure hunt – though finding ...

Rare plant alert!

Region: Conservation status by state

Status: S5T1?: Status is uncertain but is somewhere between the following rankings: Inexact rank: ⚘ Subspecies or variety is critically Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 5 or fewer occurrences or very few remaining individuals (<1,000) ⚘ Secure: At very low or no risk of extinction in the jurisdiction due to a very extensive range, abundant populations or occurrences, with little to no concern from declines or threats. ⚘

Dwarf Checkerbloom: A Rare California Native Worth Knowing

If you’re on the hunt for truly unique California native plants, you might have stumbled across dwarf checkerbloom (Sidalcea sparsifolia). This little-known perennial herb represents one of those special plants that makes native gardening feel like a treasure hunt – though finding and growing it comes with some important considerations.

What Is Dwarf Checkerbloom?

Dwarf checkerbloom is a perennial forb, meaning it’s a non-woody flowering plant that returns year after year. As part of the broader checkerbloom family, it shares DNA with some of California’s more well-known wildflowers, but this particular species keeps a much lower profile in both the wild and in cultivation.

Where Does It Call Home?

This California exclusive has a very limited native range within the Golden State. Unlike some of its checkerbloom cousins that spread across multiple western states, Sidalcea sparsifolia keeps things local, sticking to specific habitats within California’s diverse landscape.

The Rarity Reality Check

Here’s something every gardener needs to know: dwarf checkerbloom has a conservation status that suggests it may be quite rare in the wild. Before you get excited about adding this native gem to your garden, it’s crucial to source any plants or seeds responsibly from reputable native plant nurseries that can verify their material isn’t collected from wild populations.

Why Consider Dwarf Checkerbloom?

If you can source it responsibly, here’s what makes this plant appealing:

  • True California native: Support local ecosystems with a plant that evolved right in your backyard
  • Perennial staying power: Once established, it should return year after year
  • Conversation starter: Few gardeners will recognize this rare native, making it a unique addition
  • Educational value: Perfect for demonstrating California’s incredible plant diversity

The Growing Challenge

Here’s where things get tricky – specific growing information for Sidalcea sparsifolia is surprisingly scarce. This isn’t uncommon with rare native plants that haven’t made it into mainstream horticulture. Without detailed cultivation guidelines, growing dwarf checkerbloom becomes a bit of an experiment.

Smart Alternatives to Consider

If you’re drawn to the checkerbloom family but want something easier to source and grow, consider these more common California natives:

  • Checker mallow (Sidalcea malviflora): More widely available with similar charm
  • Desert mallow (Sphaeralcea ambigua): Drought-tolerant with lovely orange blooms
  • Island mallow (Lavatera assurgentiflora): Showy pink flowers and easier cultivation

The Bottom Line

Dwarf checkerbloom represents the fascinating complexity of California’s native plant world – beautiful, unique, and challenging all at once. While it might capture your imagination, approach this plant with respect for its rarity. If you do decide to grow it, make absolutely sure you’re sourcing from responsible growers who aren’t impacting wild populations.

Sometimes the most rewarding native gardening experience comes from appreciating these rare species in their natural habitat while choosing more common natives for our home landscapes. Either way, dwarf checkerbloom reminds us why protecting California’s incredible plant diversity matters so much.

Dwarf Checkerbloom

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Dilleniidae

Order

Malvales

Family

Malvaceae Juss. - Mallow family

Genus

Sidalcea A. Gray - checkerbloom

Species

Sidalcea sparsifolia (C.L. Hitchc.) S.R. Hill - dwarf checkerbloom

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