North America Native Plant

Sierra Stonecrop

Botanical name: Sedum obtusatum boreale

USDA symbol: SEOBB

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Sierra Stonecrop: A Charming California Native for Rock Gardens If you’re looking for a low-maintenance native plant that brings a touch of Sierra Nevada magic to your garden, meet Sierra stonecrop (Sedum obtusatum boreale). This delightful little succulent proves that sometimes the best things come in small packages – and ...

Rare plant alert!

Region: Conservation status by state

Status: S4S5T3?: Status is uncertain but is somewhere between the following rankings: Inexact rank: ⚘ Subspecies or variety is vulnerable: Either very rare and local throughout its range, found only in a restricted range (even if abundant at some locations), or factors are making it vulnerable to extinction. Typically 21 to 100 occurrences or between 3,000 and 10,000 individuals. ⚘ Apparently Secure: Uncommon but not rare, and usually widespread. Possibly cause for longterm concern. Typically more than 100 occurrences in the state or more than 10,000 individuals ⚘ 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. ⚘

Sierra Stonecrop: A Charming California Native for Rock Gardens

If you’re looking for a low-maintenance native plant that brings a touch of Sierra Nevada magic to your garden, meet Sierra stonecrop (Sedum obtusatum boreale). This delightful little succulent proves that sometimes the best things come in small packages – and with minimal fuss!

What Makes Sierra Stonecrop Special?

Sierra stonecrop is a perennial forb, which is just a fancy way of saying it’s an herbaceous plant that comes back year after year without developing woody stems. As a true California native, this charming succulent has spent millennia perfecting the art of thriving in challenging mountain conditions.

This plant calls California home, specifically gracing the Sierra Nevada mountains with its presence. While it may seem like a humble ground-hugger, don’t let its modest size fool you – this little powerhouse packs plenty of garden appeal.

Garden Appeal and Landscape Role

Sierra stonecrop brings subtle beauty to the garden with its thick, fleshy leaves and delicate star-shaped yellow flowers that appear during the growing season. Its succulent nature gives it an almost sculptural quality that adds interesting texture to plantings.

This native works beautifully as:

  • Ground cover in rock gardens
  • Accent plant in alpine or xeriscape designs
  • Living mulch around other drought-tolerant natives
  • Container specimen for succulent collections

Perfect Garden Matches

Sierra stonecrop absolutely shines in rock gardens and alpine-style landscapes where its natural mountain heritage can really show off. It’s also a fantastic choice for xeriscaping projects, where water conservation is key. If you’re creating a California native plant garden or want to support local ecosystems, this little gem fits right in.

Growing Conditions and Care

Like most succulents, Sierra stonecrop appreciates the less is more approach to care. Here’s what makes this plant happy:

  • Sunlight: Full sun to partial shade
  • Soil: Well-draining soil is absolutely essential – think rocky, sandy, or gravelly
  • Water: Drought tolerant once established; overwatering is its biggest enemy
  • Climate: Thrives in USDA hardiness zones 5-9

Planting and Care Tips

Getting Sierra stonecrop established is refreshingly straightforward:

  • Plant in spring or fall when temperatures are moderate
  • Ensure excellent drainage – consider adding gravel or sand to heavy soils
  • Water sparingly during the first growing season, then even less once established
  • Avoid fertilizing – this plant prefers lean conditions
  • Mulch with gravel or small stones rather than organic mulch

Wildlife and Pollinator Benefits

While Sierra stonecrop may be small, it still plays its part in supporting local ecosystems. Its flowers provide nectar for small pollinators, and as a native plant, it supports the intricate web of relationships that make California’s ecosystems thrive.

A Word About Sourcing

Sierra stonecrop has a somewhat undefined conservation status, which means we should be thoughtful about how we source it. If you’re interested in growing this native beauty, make sure to purchase from reputable nurseries that propagate their plants rather than collecting from wild populations. This helps ensure wild communities remain undisturbed while still allowing gardeners to enjoy this special native.

The Bottom Line

Sierra stonecrop offers California gardeners a wonderful opportunity to grow a true local native that’s both beautiful and practically indestructible once established. Its drought tolerance, low maintenance needs, and subtle charm make it perfect for anyone looking to create sustainable, water-wise gardens that celebrate the natural heritage of the Golden State. Just remember: good drainage is key, and when in doubt, water less rather than more!

Sierra Stonecrop

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

Rosales

Family

Crassulaceae J. St.-Hil. - Stonecrop family

Genus

Sedum L. - stonecrop

Species

Sedum obtusatum A. Gray - Sierra stonecrop

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