Ranunculus Species, Giant Buttercup, Meadow Buttercup, Showy Buttercup, Tall Buttercup

Ranunculusacris

Family
Ranunculaceae (ra-nun-kew-LAY-see-ee)
Genus
Ranunculus (ra-NUN-ku-lus)
Species
acris (AK-riss)
Synonym
Sun Exposure
Foliage
Herbaceous
Smooth
Spacing
9-12 in. (22-30 cm)
Hardiness
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
Bloom Color
Bloom Time
Other Details
Category
Perennials
Water Requirements
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Non-patented
Propagation Methods
By dividing the rootball
From seed; sow indoors before last frost
From seed; direct sow after last frost
Seed Collecting
Regional

This plant is said to grow outdoors in the following regions:

Pompano Beach, Florida

Ludington, Michigan

Saginaw, Michigan

Neptune, New Jersey

Hamilton, Ohio

Xenia, Ohio

Millersburg, Pennsylvania

Troy, Pennsylvania

Summerville, South Carolina

Sugar Land, Texas

Virginia Beach, Virginia

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Gardener's Notes:

2
positives
0
neutral
0
negative
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R
(Zone 1) | December 2012 | positive

Ranunulus acris is one of the more commonly introduced perennial buttercups which varies in appearance worldwide. Ranunculus is Latin fo...Read More

K
K
(Zone 7a) | May 2006 | positive

This is my favorite plant. I haven't found it to be invasive yet. So far it has stayed in it's place. I love the glossy yellow flowers an...Read More

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