North America Non-native Plant

Erysimum Pallasii Var. Ochroleucum

Botanical name: Erysimum pallasii var. ochroleucum

USDA symbol: ERPAO2

Native status: Not native but doesn't reproduce and persist in the wild

Erysimum pallasii var. ochroleucum: The Mystery Wallflower Variety If you’ve stumbled across the name Erysimum pallasii var. ochroleucum in your plant research, you’ve discovered one of botany’s more elusive varieties. This particular wallflower variety is so specialized and uncommon that even seasoned gardeners and botanists might scratch their heads when ...

Erysimum pallasii var. ochroleucum: The Mystery Wallflower Variety

If you’ve stumbled across the name Erysimum pallasii var. ochroleucum in your plant research, you’ve discovered one of botany’s more elusive varieties. This particular wallflower variety is so specialized and uncommon that even seasoned gardeners and botanists might scratch their heads when they encounter it.

What We Know (And Don’t Know)

Here’s where things get interesting – and a bit frustrating for curious gardeners. Erysimum pallasii var. ochroleucum is what we might call a botanical ghost. While the parent species Erysimum pallasii exists, this specific variety has very limited documentation in mainstream horticultural literature.

Geographic Origins

Based on the parent species, this variety likely originates from Arctic or subarctic regions, though the exact native range for this specific variety remains unclear. This geographic mystery makes it challenging to determine where it naturally thrives.

Should You Grow It?

Here’s the honest truth: with such limited information available about this specific variety, it’s difficult to recommend it for most home gardens. The lack of established growing guidelines, availability, and proven garden performance makes it a risky choice for gardeners seeking reliable results.

The Reality Check

If you’re drawn to unique wallflowers, you might want to consider better-documented alternatives such as:

  • Erysimum cheiri (English Wallflower) – well-established with known growing requirements
  • Native wallflower species specific to your region
  • Other Erysimum varieties with proven garden performance

For the Botanical Adventurers

If you’re determined to pursue this variety, approach it as a research project rather than a garden staple. Contact botanical gardens, university extension programs, or specialized nurseries that deal with rare varieties. They might have insights or connections that could help you learn more about this mysterious plant.

Growing Considerations (General Guidance)

Since specific information isn’t available, any cultivation would need to rely on general Erysimum care principles:

  • Well-draining soil is typically essential for wallflowers
  • Full sun to partial shade exposure
  • Cool climate preferences based on the parent species’ Arctic origins
  • Potential for biennial or short-lived perennial habit

The Bottom Line

Sometimes the most honest advice is to acknowledge limitations. Erysimum pallasii var. ochroleucum represents one of those fascinating botanical footnotes that remind us how much we still don’t know about the plant kingdom. While it might exist somewhere in specialized collections or remote habitats, it’s not a practical choice for most gardeners.

Instead of chasing botanical ghosts, consider exploring the wonderful world of well-documented native plants in your area. You’ll find plenty of reliable, beautiful options that support local ecosystems and offer predictable growing experiences.

Erysimum Pallasii Var. Ochroleucum

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

Erysimum L. - wallflower

Species

Erysimum pallasii (Pursh) Fernald - Pallas' wallflower

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