North America Non-native Plant

Malcolmia Graeca

Botanical name: Malcolmia graeca

USDA symbol: MAGR16

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

Malcolmia graeca: A Little-Known Mediterranean Mustard Ever stumbled across a plant name that sounds intriguing but leaves you scratching your head? Meet Malcolmia graeca, a member of the mustard family that’s about as mysterious as it sounds. While most gardeners are familiar with popular Mediterranean herbs and flowers, this particular ...

Malcolmia graeca: A Little-Known Mediterranean Mustard

Ever stumbled across a plant name that sounds intriguing but leaves you scratching your head? Meet Malcolmia graeca, a member of the mustard family that’s about as mysterious as it sounds. While most gardeners are familiar with popular Mediterranean herbs and flowers, this particular species flies under the radar – and for good reason.

What We Know (And What We Don’t)

Here’s where things get interesting, and by interesting, I mean frustratingly sparse. Malcolmia graeca belongs to the Brassicaceae family, making it a distant cousin to familiar garden favorites like sweet alyssum and wallflowers. Based on its name, this plant appears to have connections to Greece and the broader Mediterranean region.

But here’s the catch – detailed information about this specific species is remarkably hard to come by. We don’t have reliable data on its common names, growth habits, or even its exact native range. This lack of information isn’t necessarily a red flag, but it does make planning for your garden a bit like playing botanical roulette.

Should You Grow Malcolmia graeca?

The honest answer? Probably not, at least not as your first choice. Here’s why:

  • Limited availability through commercial sources
  • Unclear growing requirements and care needs
  • Unknown performance in different climate zones
  • Lack of documented benefits for pollinators or wildlife

Better Alternatives for Your Garden

If you’re drawn to Mediterranean plants or members of the mustard family, consider these well-documented alternatives that are more readily available and easier to grow:

  • Sweet Alyssum (Lobularia maritima) – Fragrant, low-growing, and pollinator-friendly
  • Wallflowers (Erysimum species) – Colorful, long-blooming, and deer-resistant
  • Native mustard species specific to your region – Check with your local native plant society

The Takeaway

Sometimes in gardening, the most responsible advice is to suggest looking elsewhere. Malcolmia graeca might be a perfectly lovely plant, but without reliable information about its growth requirements, native status, or garden performance, it’s hard to recommend with confidence.

Instead, focus your energy on well-documented native plants or proven Mediterranean species that will give you the best chance of success. Your garden (and your sanity) will thank you for choosing plants with clear growing instructions and known benefits.

If you’re absolutely determined to grow something obscure and Mediterranean, work with specialty nurseries or botanical gardens that might have more detailed cultivation information. Just remember – gardening should be enjoyable, not a constant guessing game!

Malcolmia Graeca

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

Malcolmia W.T. Aiton - malcolmia

Species

Malcolmia graeca Boiss. & Spruner [excluded]

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