Ranunculus Species, Kidneyleaf Crowfoot, Littleleaf Buttercup, Small-Flowered Buttercup
Ranunculusabortivus

Family: Ranunculaceae (ra-nun-kew-LAY-see-ee)
Genus: Ranunculus (ra-NUN-ku-lus)
Species: abortivus (a-bor-TEE-vus)

Synonym:Ranunculus abortivus subsp. acrolasius

Synonym:Ranunculus abortivus var. acrolasius

Synonym:Ranunculus abortivus var. eucyclus

Synonym:Ranunculus abortivus var. indivisus

Category
Perennials

Water Requirements
Requires consistently moist soil; do not let dry out between waterings

Sun Exposure
Partial to Full Shade

Foliage
Herbaceous

Foliage Color

Height
12-18 in. (30-45 cm)

Spacing
6-9 in. (15-22 cm)
9-12 in. (22-30 cm)

Hardiness
USDA Zone 3a: to -39.9 °C (-40 °F)
USDA Zone 3b: to -37.2 °C (-35 °F)
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)

Where to Grow

Danger
All parts of plant are poisonous if ingested

Bloom Color
Bright Yellow

Bloom Characteristics

Bloom Size

Bloom Time
Mid Spring
Late Spring/Early Summer

Other details

Soil pH requirements
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
7.9 to 8.5 (alkaline)

Patent Information

Propagation Methods
By dividing the rootball
From seed; winter sow in vented containers, coldframe or unheated greenhouse

Seed Collecting
Allow pods to dry on plant; break open to collect seeds