North America Native Plant

Wormleaf Stonecrop

Botanical name: Sedum stenopetalum monanthum

USDA symbol: SESTM

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Amerosedum stenopetalum (Pursh) Á. Löve & D. Löve ssp. monanthum (Suksd.) Á. Löve & D. Löve (AMSTM)   

Wormleaf Stonecrop: A Hardy Native Succulent for Water-Wise Gardens If you’re looking for a tough, drought-tolerant native plant that asks for almost nothing but gives back plenty of charm, let me introduce you to wormleaf stonecrop (Sedum stenopetalum monanthum). This little powerhouse of a succulent might have an unusual name, ...

Wormleaf Stonecrop: A Hardy Native Succulent for Water-Wise Gardens

If you’re looking for a tough, drought-tolerant native plant that asks for almost nothing but gives back plenty of charm, let me introduce you to wormleaf stonecrop (Sedum stenopetalum monanthum). This little powerhouse of a succulent might have an unusual name, but it’s packed with character and perfectly suited for gardeners who want to embrace water-wise landscaping without sacrificing beauty.

What Makes Wormleaf Stonecrop Special?

Wormleaf stonecrop is a perennial forb – essentially a non-woody plant that comes back year after year. Don’t let the wormleaf name put you off; it simply refers to the plant’s distinctive narrow, cylindrical leaves that have a somewhat worm-like appearance. These thick, succulent leaves are actually one of its greatest assets, storing water to help the plant survive dry spells.

You might also encounter this plant listed under its synonym Amerosedum stenopetalum ssp. monanthum, but regardless of what you call it, this native beauty deserves a spot in the right garden.

A True West Coast Native

This stonecrop is proudly native to the western United States, naturally occurring in California, Oregon, and Washington. When you plant wormleaf stonecrop, you’re not just adding another pretty plant to your garden – you’re supporting local ecosystems and providing habitat that native wildlife has evolved alongside for thousands of years.

Why You’ll Love Growing Wormleaf Stonecrop

Here’s what makes this plant a winner for many gardeners:

  • Drought champion: Once established, it thrives with minimal water
  • Low maintenance: Perfect for busy gardeners or those new to native plants
  • Pollinator friendly: Small yellow flowers attract bees and other beneficial insects
  • Year-round interest: Succulent foliage provides structure even when not in bloom
  • Versatile: Works in rock gardens, green roofs, containers, or as groundcover

Perfect Garden Companions and Uses

Wormleaf stonecrop shines in drought-tolerant and Mediterranean-style gardens. It’s an excellent choice for:

  • Rock gardens and alpine plantings
  • Xeriscaping projects
  • Green roof installations
  • Slopes and areas with poor soil
  • Container gardens
  • Groundcover in sunny, dry spots

Pair it with other native drought-tolerant plants like native bunch grasses, penstemon, or other sedum species for a cohesive, water-wise landscape that celebrates your local ecosystem.

Growing Conditions: Keep It Simple

The beauty of wormleaf stonecrop lies in its simplicity. This plant thrives in conditions that would stress many other garden plants:

  • Sunlight: Full sun is best, though it can tolerate some light shade
  • Soil: Well-draining soil is essential – it’s more tolerant of poor soil than rich, moisture-retentive ground
  • Water: Drought-tolerant once established; overwatering is more likely to harm it than underwatering
  • Climate: Hardy in USDA zones 5-9, making it suitable for most temperate climates

Planting and Care Tips

Getting started with wormleaf stonecrop couldn’t be easier:

  • When to plant: Spring is ideal, giving the plant time to establish before winter
  • Soil preparation: If your soil is heavy clay, add coarse sand or gravel to improve drainage
  • Watering: Water regularly the first season to help establishment, then back off significantly
  • Fertilizing: Generally unnecessary – this plant prefers lean conditions
  • Maintenance: Minimal pruning needed; just remove spent flower heads if desired

Supporting Pollinators and Wildlife

While small, the yellow flowers of wormleaf stonecrop are valuable to pollinators, particularly smaller bees and beneficial insects. The blooming period in late spring to early summer provides nectar when many spring flowers are finishing and summer bloomers haven’t yet begun.

Is Wormleaf Stonecrop Right for Your Garden?

This native succulent is perfect if you:

  • Want to reduce garden water usage
  • Have challenging, dry, or rocky areas to plant
  • Appreciate subtle, architectural plant forms
  • Want to support native ecosystems
  • Prefer low-maintenance gardening

However, it might not be the best choice if you have consistently moist soil, heavy shade, or prefer lush, tropical-looking gardens.

The Bottom Line

Wormleaf stonecrop proves that native plants can be both beautiful and practical. This tough little succulent offers gardeners a chance to create stunning, sustainable landscapes that work with nature rather than against it. Whether you’re just starting your native plant journey or you’re a seasoned gardener looking to expand your drought-tolerant palette, wormleaf stonecrop deserves serious consideration. Give it the well-drained, sunny spot it craves, and you’ll be rewarded with years of effortless beauty.

Wormleaf 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 stenopetalum Pursh - wormleaf stonecrop

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