North America Non-native Plant

Forked Chickweed

Botanical name: Cerastium dichotomum

USDA symbol: CEDI5

Life cycle: annual

Habit: forb

Native status: Non-native, reproduces and persists in the wild in the lower 48 states  

Synonyms: Cerastium siculum auct. non Guss. (CESI2)   

Forked Chickweed: A Delicate Ground Cover with Mediterranean Charm If you’re searching for a delicate, low-maintenance ground cover that produces tiny white flowers, forked chickweed (Cerastium dichotomum) might catch your eye. This small annual herb brings a touch of Mediterranean charm to gardens across the western United States, though it ...

Forked Chickweed: A Delicate Ground Cover with Mediterranean Charm

If you’re searching for a delicate, low-maintenance ground cover that produces tiny white flowers, forked chickweed (Cerastium dichotomum) might catch your eye. This small annual herb brings a touch of Mediterranean charm to gardens across the western United States, though it comes with some considerations worth exploring before you decide to welcome it into your landscape.

What Is Forked Chickweed?

Forked chickweed is a small annual forb—essentially a soft-stemmed herbaceous plant that completes its life cycle in one growing season. Originally from the Mediterranean region and parts of Europe, this non-native species has established itself in California, Idaho, Oregon, and Washington, where it reproduces on its own in the wild.

You might also encounter this plant listed under its synonym, Cerastium siculum, in older gardening references, but Cerastium dichotomum is the accepted botanical name.

The Look and Feel

Don’t expect a showstopper—forked chickweed is all about subtle beauty. The plant produces small, delicate white flowers with five deeply notched petals that give them an almost star-like appearance. These tiny blooms create a gentle, airy effect that works beautifully as a backdrop for more dramatic plants or as a soft filler in rock gardens.

As an annual, forked chickweed maintains a low, spreading growth habit throughout its growing season, making it useful as a temporary ground cover or gap-filler.

Where Forked Chickweed Thrives

This Mediterranean native appreciates conditions similar to its homeland:

  • Well-draining soils (it doesn’t tolerate soggy conditions)
  • Full sun to partial shade
  • USDA hardiness zones 7-10
  • Drought-tolerant once established

Forked chickweed works particularly well in rock gardens, Mediterranean-style landscapes, or naturalized areas where its delicate texture can shine without competing with more robust plants.

Growing and Care Tips

One of forked chickweed’s appeals is its low-maintenance nature:

  • Easy to grow from seed—simply scatter in appropriate locations
  • Self-sows readily, so expect it to return next year
  • Requires minimal watering once established
  • No special soil amendments needed
  • Thrives with benign neglect

The plant’s ability to self-sow means you’ll likely have it as a permanent resident once introduced, which could be either a blessing or a consideration depending on your garden goals.

Wildlife and Pollinator Benefits

While forked chickweed produces small flowers that can attract tiny pollinators like small bees and flies, its overall contribution to local wildlife is relatively modest compared to native alternatives.

Should You Plant Forked Chickweed?

Forked chickweed occupies an interesting middle ground. It’s not problematic enough to avoid entirely, but it’s also not contributing as much to local ecosystems as native alternatives would. If you’re drawn to its delicate aesthetic and Mediterranean garden style, it can certainly play a role in your landscape.

However, consider exploring native alternatives that offer similar benefits while supporting local wildlife more effectively. Native options might include local chickweeds or other small-flowered ground covers native to your specific region.

If you do choose to grow forked chickweed, embrace its naturalized character and pair it with other Mediterranean plants or use it in areas where you want a soft, informal look without high expectations for wildlife habitat value.

The Bottom Line

Forked chickweed offers subtle beauty and easy care for gardeners who appreciate understated plants. While it won’t transform your garden dramatically, it can fill a niche for those seeking low-maintenance ground cover with a Mediterranean feel. Just remember that choosing native alternatives whenever possible helps support local ecosystems while often providing equal or greater garden value.

Forked Chickweed

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 dichotomum L. - forked chickweed

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