Ranunculus Species, Grassy-Leaved Buttercup

Hardy at least in Z5-9.

This is a well-behaved clump-former, unlike most buttercups.

Straplike leaves up to...Read More 8", flower stems usually 10-12". This is usually summer dormant, with leaves appearing in the fall.

May be propagated by fall division.

In 1993, the Royal Horticultural Society granted this species its coveted Award of Garden Merit.

Hard to find. The Grassy Buttercup makes a good garden plant for edging, the front of border, and Alpine or rock gardens. It is much hard...Read Moreier than listed here. I was just reading an article written by a Wisconsin gardener who has grown it for years.

Not invasive. Bright yellow blossoms in early spring and goes dormant mid-summer. Has grown and proliferated reliably for over 10 years in zone 5.