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Ranunculus acris 'Flore Pleno'
common name: Double Buttercup, Bachelor's Buttons
synonyms: Ranunculus acris 'Multiplex'
poisonous or irritant
full sun, part shade
moist soil, wet/waterlogged soil, clay soil
preferred soil pH: any
minimum temp: -18°C
USDA zone: 7 to 8
Clump forming with deeply divided, lobed leaves. Small, fully double, bright yellow flowers for many weeks in late spring and early summer. Does not spread by runners.
Fertile, moist to wet soil in sun or part shade. Will grow in very shallow water as a pond marginal.
Borders or bog gardens.
Cultivated as a garden plant since the 16th century.