North America Native Plant

Curvepod Yellowcress

Botanical name: Rorippa curvisiliqua var. procumbens

USDA symbol: ROCUP

Life cycle: annual

Habit: forb

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

Curvepod Yellowcress: A Native Groundcover for Wet Gardens Looking for a native plant that thrives in those soggy spots where other plants fear to tread? Meet curvepod yellowcress (Rorippa curvisiliqua var. procumbens), a hardy little groundcover that actually loves having wet feet. This unassuming native might not win any beauty ...

Curvepod Yellowcress: A Native Groundcover for Wet Gardens

Looking for a native plant that thrives in those soggy spots where other plants fear to tread? Meet curvepod yellowcress (Rorippa curvisiliqua var. procumbens), a hardy little groundcover that actually loves having wet feet. This unassuming native might not win any beauty contests, but it’s a workhorse in the right conditions.

What is Curvepod Yellowcress?

Curvepod yellowcress is a native forb—basically a non-woody flowering plant—that can live as either an annual or biennial depending on growing conditions. As a true native species, it’s naturally found across the western United States and Alaska, making it a perfect choice for gardeners wanting to support local ecosystems.

Where Does It Grow?

This adaptable native calls home to several western states, including Alaska, California, Idaho, Oregon, and Washington. It’s particularly fond of moist, low-lying areas where water tends to collect or linger.

Why Grow Curvepod Yellowcress?

Here’s why this humble native deserves a spot in the right garden:

  • Native plant benefits: Supports local wildlife and maintains regional biodiversity
  • Problem-solver: Thrives in wet areas where many plants struggle
  • Low maintenance: Once established, it largely takes care of itself
  • Pollinator friendly: Small yellow flowers attract beneficial insects
  • Natural groundcover: Spreads to form a living carpet in suitable conditions

Garden Design and Landscape Use

Curvepod yellowcress isn’t destined for formal flower borders, but it shines in naturalized settings. Consider it for:

  • Rain gardens and bioswales
  • Pond margins and bog gardens
  • Naturalized wetland areas
  • Areas with seasonal flooding
  • Wildlife habitat gardens

Its low, spreading growth habit makes it an excellent groundcover for areas that stay consistently moist. The plant produces clusters of small, bright yellow flowers that add subtle color to wet areas in spring and summer.

Growing Conditions

This native has some specific preferences that make it perfect for challenging wet spots:

  • Moisture: Requires consistently moist to wet soil
  • Light: Full sun to partial shade
  • Soil: Tolerates various soil types as long as they stay moist
  • Hardiness: Generally hardy in USDA zones 3-9

Planting and Care Tips

Growing curvepod yellowcress is refreshingly straightforward:

  • Location: Choose the wettest spot in your garden—this plant loves what others hate
  • Planting: Direct seed in fall or early spring when soil is naturally moist
  • Watering: Keep soil consistently moist; it can handle seasonal flooding
  • Maintenance: Minimal care needed once established; may self-seed readily
  • Spacing: Allow room for natural spreading if using as groundcover

Wildlife and Ecosystem Benefits

As a native plant, curvepod yellowcress plays an important role in supporting local ecosystems. Its flowers provide nectar for small pollinators, while the plant itself offers habitat for beneficial insects. The seeds may also provide food for birds and small wildlife.

Is Curvepod Yellowcress Right for Your Garden?

This native is perfect if you have consistently wet areas that need covering, want to create wildlife habitat, or are developing a naturalized water garden. However, it’s probably not the best choice for formal gardens or areas where you need year-round visual appeal.

Consider curvepod yellowcress when you want a low-maintenance native that solves drainage problems while supporting local wildlife. It may be humble, but sometimes the most unassuming plants are exactly what your garden ecosystem needs.

Curvepod Yellowcress

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

Rorippa Scop. - yellowcress

Species

Rorippa curvisiliqua (Hook.) Besser ex Britton - curvepod yellowcress

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