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Climbing bedstraw

Galium porrigens

Last reviewed: August 2026

Climbing bedstraw (Galium porrigens)
Photo: (c) Don Loarie, some rights reserved (CC BY)

Light

part shade

Water

low

Size

12"–24" H × 24"–48" W

Bloom

Mar, Apr, May

Native to

CA, OR

Pollinators

flies, bees

Before you buy

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Climbing bedstraw is a sprawling, evergreen vine-like subshrub with whorled leaves and tiny star-shaped yellow-green flowers. It scrambles over other plants and along the ground in shaded woodland understory.

Wildlife value

Host plant for White-lined Sphinx.

The small flowers attract flies and bees, and the foliage is a documented host plant for the White-lined Sphinx moth.

Common questions

How much sun does Climbing bedstraw need?
Climbing bedstraw grows best in part shade conditions.
When does Climbing bedstraw bloom?
Climbing bedstraw blooms in March, April, and May.
Where is Climbing bedstraw native?
Climbing bedstraw (Galium porrigens) is native to CA, OR, per vouchered herbarium specimen records and regional native plant society lists.
What butterflies or moths does Climbing bedstraw host?
Climbing bedstraw is a larval host plant for White-lined Sphinx.

Native range data from vouchered herbarium specimen records and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

Ready to grow Climbing bedstraw? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.

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