North America Native Plant

Talus Springparsley

Botanical name: Cymopterus lapidosus

USDA symbol: CYLA10

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Talus Springparsley: A Hidden Gem for Rocky Gardens If you’re looking for a unique native perennial that thrives in challenging rocky conditions, talus springparsley (Cymopterus lapidosus) might just be the perfect addition to your garden. This lesser-known member of the carrot family brings delicate beauty to tough spots where other ...

Rare plant alert!

Region: Conservation status by state

Status: S2S3: Status is uncertain but is somewhere between the following rankings: Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 6 to 20 occurrences or few remaining individuals (1,000 to 3,000) ⚘ 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 ⚘

Talus Springparsley: A Hidden Gem for Rocky Gardens

If you’re looking for a unique native perennial that thrives in challenging rocky conditions, talus springparsley (Cymopterus lapidosus) might just be the perfect addition to your garden. This lesser-known member of the carrot family brings delicate beauty to tough spots where other plants struggle to survive.

What is Talus Springparsley?

Talus springparsley is a native perennial forb that belongs to the parsley family. Don’t let the name fool you—this isn’t something you’ll be adding to your pasta sauce! As a forb, it’s an herbaceous plant without woody stems, producing fresh growth from its base each growing season. The plant gets its common name from its natural habitat among rocky talus slopes and its spring blooming period.

Where Does It Naturally Grow?

This native beauty calls the western United States home, specifically Utah and Wyoming. In the wild, you’ll find it clinging to rocky slopes, talus fields, and other challenging terrain where its specialized adaptations help it thrive.

Why Consider Growing Talus Springparsley?

There are several compelling reasons to include this native plant in your landscape:

  • Drought tolerance: Once established, it requires minimal water, making it perfect for water-wise gardening
  • Pollinator support: The small white to cream-colored flower clusters attract native bees, flies, and other beneficial insects
  • Unique texture: The finely divided, ferny foliage adds interesting texture to rock gardens
  • Native plant benefits: Supporting local ecosystems by growing indigenous species
  • Low maintenance: Minimal care requirements once properly established

Important Conservation Note

Before you rush out to find this plant, there’s something important to know: talus springparsley has a conservation status that suggests it may be uncommon in its native range. If you’re interested in growing this species, please ensure you source it responsibly from reputable native plant nurseries that propagate their stock rather than wild-collect it. This helps protect wild populations while still allowing gardeners to enjoy this special plant.

Perfect Garden Settings

Talus springparsley shines in specific garden situations:

  • Rock gardens: Its natural habitat makes it ideal for rocky, well-draining sites
  • Alpine gardens: Perfect for mountain-style landscaping
  • Xeriscape designs: Excellent choice for drought-tolerant landscapes
  • Slope stabilization: Helps prevent erosion on difficult terrain
  • Native plant gardens: Adds authenticity to western native plantings

Growing Conditions and Care

Success with talus springparsley depends on mimicking its natural habitat:

Soil: The absolute must-have is excellent drainage. This plant cannot tolerate soggy conditions. Sandy, rocky, or gravelly soils work best, preferably with alkaline pH.

Sunlight: Full sun exposure is preferred, though it can tolerate some light afternoon shade.

Water: Once established, this plant is quite drought-tolerant. Water sparingly and avoid overwatering, which can quickly kill the plant.

Hardiness: Suitable for USDA zones 4-7, handling cold winters well but preferring areas with dry summers.

Planting and Care Tips

  • Plant in spring after the last frost date
  • Amend heavy soils with coarse sand or gravel to improve drainage
  • Space plants according to their mature size (typically 6-12 inches wide)
  • Water only during establishment; once rooted, rely on natural precipitation
  • Avoid fertilizing—these plants prefer lean soils
  • Mulch with gravel rather than organic mulch to prevent moisture retention

What to Expect

Talus springparsley typically reaches 6-12 inches in height and spreads to form small clumps. In late spring to early summer, it produces clusters of tiny white to cream-colored flowers that, while small, create a delicate display against the backdrop of finely textured foliage.

Is This Plant Right for You?

Consider talus springparsley if you have rocky, well-draining garden areas that other plants find challenging. It’s not the right choice for traditional perennial borders with rich, moist soil, but it’s perfect for gardeners looking to create authentic western landscapes or support native plant communities.

Remember, the key to success is understanding that less is more with this plant—less water, less rich soil, and less fussing will yield the best results. Sometimes the most beautiful gardens are those that work with nature rather than against it, and talus springparsley is a perfect example of that philosophy in action.

Talus Springparsley

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

Cymopterus Raf. - springparsley

Species

Cymopterus lapidosus (M.E. Jones) M.E. Jones - talus springparsley

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