Native Plants

Bedstraw

Galium ×pomeranicum

USDA symbol: GAPO3

perennial forb

Canada: native
Lower 48 states: non-native, naturalized

If you’ve stumbled across the name Galium ×pomeranicum while researching native plants, you’ve discovered one of botany’s more mysterious characters. This perennial bedstraw is a naturally occurring hybrid that bridges the gap between well-known garden favorites and wild botanical curiosities. Galium ×pomeranicum, commonly known as bedstraw, is a perennial forb—basically ...

Pomeranian Bedstraw: A Lesser-Known Hybrid Worth Understanding

If you’ve stumbled across the name Galium ×pomeranicum while researching native plants, you’ve discovered one of botany’s more mysterious characters. This perennial bedstraw is a naturally occurring hybrid that bridges the gap between well-known garden favorites and wild botanical curiosities.

What Exactly Is Pomeranian Bedstraw?

Galium ×pomeranicum, commonly known as bedstraw, is a perennial forb—basically a non-woody plant that comes back year after year. The × in its scientific name is your first clue that this isn’t your typical garden center find. It indicates this plant is a natural hybrid, meaning it formed when two different Galium species decided to get together and create something new in the wild.

As a forb, this bedstraw lacks the woody stems of shrubs and trees, instead producing softer, herbaceous growth that dies back seasonally while the root system persists underground.

Where Does It Call Home?

Here’s where things get interesting from a native plant perspective. Galium ×pomeranicum is native to parts of Canada, particularly New Brunswick, but it’s considered non-native in the lower 48 United States. You can find it growing in Connecticut, Massachusetts, and New York, where it has naturalized and reproduces on its own without human intervention.

  • Species observed
  • No observations

Should You Grow Pomeranian Bedstraw?

This is where I need to be honest with you: information about cultivating Galium ×pomeranicum is surprisingly scarce. As a hybrid species that’s primarily studied by botanists rather than grown by gardeners, detailed horticultural guidance simply isn’t readily available. We don’t have reliable information about its:

  • Preferred growing conditions
  • Mature size and growth rate
  • Specific wildlife or pollinator benefits
  • USDA hardiness zones
  • Propagation methods

Better Native Alternatives

If you’re drawn to the bedstraw family for your native garden, consider these well-documented alternatives that are truly native to North American regions:

  • Northern Bedstraw (Galium boreale) – A reliable native with clusters of tiny white flowers
  • Wild Licorice (Galium circaezans) – Shade-tolerant with interesting whorled leaves
  • Fragrant Bedstraw (Galium triflorum) – Sweet-scented foliage that’s perfect for woodland gardens

The Bottom Line

While Galium ×pomeranicum isn’t invasive or harmful, its hybrid nature and limited cultivation information make it a challenging choice for most gardeners. Since it’s non-native to most of the United States and we lack detailed growing guides, you’re essentially experimenting if you choose to grow it.

For gardeners committed to supporting local ecosystems with native plants, focusing on well-documented, truly native bedstraws will give you better results and clearer benefits for local wildlife. Sometimes the most responsible choice in native gardening is knowing when to skip the botanical curiosity in favor of proven native performers.

If you do encounter this plant in the wild during your nature walks, take a moment to appreciate it as an example of nature’s own plant breeding experiments—just maybe leave the actual gardening to its better-known relatives.

Galium ×pomeranicum is also known as...

Often we refer to plants by their common names. When shopping for plants the scientific name is the best way to positively identify the plant species you desire. But some plants have more than one name! While it doesn't happen often, nurseries might display one name while you're searching for another. Galium ×pomeranicum is also known as:

Galium ×ochroleucum Wolf ex | USDA symbol: GAOC

Why do some plants have more than one name? Over time plant species may be renamed for a few reasons:

  1. Botanists in different regions named the same plant without knowing it had already been classified.
  2. A species was reclassified after scientific advances in, for example, DNA analysis.
  3. Slight variations within a species are sometimes mistakenly identified as entirely new species.

Classification

Group: Dicot
Kingdom: Plantae - Plants
Subkingdom: Tracheobionta - Vascular plants
Superdivision: Spermatophyta - Seed plants
Division: Magnoliophyta - Flowering plants
Class: Magnoliopsida - Dicotyledons
Subclass: Asteridae
Order: Rubiales
Family: Rubiaceae Juss. - Madder family
Genus: Galium L. - bedstraw

Species: Galium ×pomeranicum Retz. [album × verum] - bedstraw

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