North America Non-native Plant

Cerastium Pumilum Pallens

Botanical name: Cerastium pumilum pallens

USDA symbol: CEPUP7

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

Synonyms: Cerastium glutinosum Fr. (CEGL8)   

Cerastium pumilum pallens: A Little-Known Plant with Big Question Marks If you’ve stumbled across the name Cerastium pumilum pallens in your gardening research, you might be scratching your head wondering what exactly this plant is and whether it belongs in your garden. You’re not alone! This botanical name refers to ...

Cerastium pumilum pallens: A Little-Known Plant with Big Question Marks

If you’ve stumbled across the name Cerastium pumilum pallens in your gardening research, you might be scratching your head wondering what exactly this plant is and whether it belongs in your garden. You’re not alone! This botanical name refers to what appears to be a subspecies or variety within the Cerastium genus, but reliable information about this specific plant is surprisingly scarce.

What’s in a Name?

Cerastium pumilum pallens doesn’t seem to have a widely recognized common name, which is often our first clue that we’re dealing with either a very specialized or poorly documented plant. The scientific name places it in the Cerastium genus, and it has been listed as a synonym of Cerastium glutinosum Fr. in some sources, though taxonomic relationships in this group can be complex and sometimes disputed.

The Mystery of Distribution

Here’s where things get tricky: reliable information about where Cerastium pumilum pallens naturally occurs is not readily available in standard botanical databases. Without knowing its native range, it’s impossible to determine whether this plant would be considered native to your area or potentially problematic as an introduced species.

Should You Plant It?

Given the lack of clear information about this plant’s characteristics, native status, and potential impacts, we’d recommend taking a cautious approach. Here’s why:

  • Unknown native status makes it difficult to assess ecological appropriateness
  • Limited growing information means you’d be gardening in the dark
  • Uncertain identification could lead to planting something other than intended
  • No clear understanding of wildlife or pollinator benefits

Better Alternatives

Instead of wrestling with the uncertainties surrounding Cerastium pumilum pallens, consider exploring well-documented native plants in your area that can provide similar ecological functions. Your local native plant society, extension office, or reputable nurseries specializing in native plants can guide you toward species that are:

  • Definitively native to your region
  • Well-studied with clear growing requirements
  • Known to benefit local wildlife and pollinators
  • Readily available from ethical sources

The Takeaway

While botanical curiosities like Cerastium pumilum pallens can be intriguing, successful native gardening relies on choosing plants with well-documented characteristics and clear ecological roles. When in doubt, it’s always better to stick with locally native species that have proven track records in both gardens and natural ecosystems.

If you’re particularly interested in this plant for research purposes, consider reaching out to botanical institutions or herbaria that might have more detailed information about its taxonomy and distribution. For your garden, though, there are plenty of wonderful native alternatives waiting to be discovered!

Cerastium Pumilum Pallens

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Caryophyllidae

Order

Caryophyllales

Family

Caryophyllaceae Juss. - Pink family

Genus

Cerastium L. - mouse-ear chickweed

Species

Cerastium pumilum W. Curtis - European chickweed

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