North America Native Plant

Short’s Rockcress

Botanical name: Arabis shortii

USDA symbol: ARSH2

Life cycle: biennial

Habit: forb

Native status: Native to Canada âš˜ Native to the lower 48 states  

Synonyms: Arabis dentata (Torr.) Torr. & A. Gray (ARDE8)  âš˜  Arabis dentata (Torr.) Torr. & A. Gray var. phalacrocarpa M. Hopkins (ARDEP)  âš˜  Arabis perstellata E.L. Braun var. phalacrocarpa (M. Hopkins) Fernald (ARPEP2)  âš˜  Arabis perstellata E.L. Braun var. shortii Fernald (ARPES)  âš˜  Arabis shortii (Fernald) Gleason var. phalacrocarpa (M. Hopkins) Steyerm. (ARSHP)  âš˜  Boechera dentata (Raf.) Al-Shehbaz & Zarucchi (BODE3)  âš˜  Boechera shortii (Fernald) Al-Shehbaz (BOSH)  âš˜  Iodanthus dentatus (Torr.) Greene (IODE)  âš˜  Sisymbrium dentatum Torr. (SIDE7)   

Short’s Rockcress: A Charming Native Wildflower for Your Garden Meet Short’s rockcress (Arabis shortii), a delightful native wildflower that’s been quietly beautifying North American landscapes long before any of us picked up a trowel. This unassuming biennial might not win any flashy flower contests, but it’s got charm in spades ...

Rare plant alert!

Region: Conservation status by state

Status: S5T3Q: Status is uncertain but is somewhere between the following rankings: Uncertain taxonomy: ⚘ 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. ⚘ 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. ⚘

Short’s Rockcress: A Charming Native Wildflower for Your Garden

Meet Short’s rockcress (Arabis shortii), a delightful native wildflower that’s been quietly beautifying North American landscapes long before any of us picked up a trowel. This unassuming biennial might not win any flashy flower contests, but it’s got charm in spades and some serious practical benefits for gardeners who appreciate native plants.

Where Short’s Rockcress Calls Home

Short’s rockcress is a true North American native, naturally occurring across a impressive range from southeastern Canada down through much of the eastern and central United States. You’ll find this hardy little plant thriving in states from Minnesota and New York all the way south to Alabama and from Pennsylvania west to Kansas and Nebraska. It’s also native to Ontario, making it a great choice for gardeners throughout much of the continent.

What Makes Short’s Rockcress Special

As a biennial, Short’s rockcress follows a two-year life cycle that’s quite common among wildflowers. During its first year, it forms a low rosette of toothed leaves that hug the ground. Come the second spring, it sends up delicate flowering stems topped with clusters of small, four-petaled white flowers that brighten the landscape just when winter’s grip is finally loosening.

The plant typically reaches 1-2 feet tall when flowering, creating an airy, delicate appearance that works beautifully in naturalized settings. After blooming, it produces elongated seed pods and completes its life cycle, but not before dropping seeds for the next generation.

Perfect Spots for Short’s Rockcress

True to its common name, Short’s rockcress loves well-drained conditions and isn’t picky about soil quality. This makes it perfect for:

  • Rock gardens and rocky slopes
  • Woodland edges and clearings
  • Naturalized meadow areas
  • Native plant gardens
  • Areas with poor or thin soils where other plants struggle

The plant’s wetland status varies by region, but it generally prefers upland conditions, meaning it’s happiest in areas that don’t stay consistently moist.

Growing Short’s Rockcress Successfully

One of the best things about Short’s rockcress is how low-maintenance it is once established. It thrives in USDA hardiness zones 3-7, making it suitable for most temperate regions where it’s native.

Planting Tips:

  • Plant seeds in fall or early spring when they can experience natural cold stratification
  • Choose a spot with well-drained soil and partial shade to full sun
  • Don’t worry too much about soil fertility – this plant actually prefers lean conditions
  • Space plants about 12 inches apart if planting multiple specimens

Care Requirements:

  • Water only during establishment; mature plants are quite drought-tolerant
  • No fertilization needed (and actually discouraged)
  • Allow plants to self-seed for natural colonization
  • Minimal pruning required – let spent flowers go to seed

Benefits for Wildlife and Pollinators

Short’s rockcress blooms early in the season when few other flowers are available, making it a valuable nectar source for early-emerging pollinators. Small bees, flies, and other beneficial insects appreciate these spring blooms when food sources are still scarce. The seeds also provide food for small birds and other wildlife.

Why Choose Short’s Rockcress?

If you’re looking to add more native plants to your landscape, Short’s rockcress offers several compelling reasons to give it a try:

  • Extremely low maintenance once established
  • Provides early season pollinator support
  • Thrives in challenging conditions where other plants struggle
  • Self-seeds to create natural colonies
  • Adds delicate texture to rock gardens and naturalized areas
  • True native plant supporting local ecosystems

While Short’s rockcress might not be the showiest plant in your garden, it’s the kind of reliable, beneficial native that forms the backbone of sustainable landscaping. Give this charming little wildflower a chance, and you might just find yourself appreciating its quiet beauty and no-fuss attitude. Plus, you’ll be supporting native plant communities and the wildlife that depends on them – and that’s something worth growing!

Short’s Rockcress

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

Capparales

Family

Brassicaceae Burnett - Mustard family

Genus

Arabis L. - rockcress

Species

Arabis shortii (Fernald) Gleason - Short's rockcress

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