Plant ranunculus bulbs this spring for blooms in late summer. planting. Ranunculus bloom in an array of colors. Their blooms feature double rose-shaped flowers with papery petals. The flowers on Ranunculus which are also known as Buttercups are large and showy. They are phenomenal cut flowers.
Choose from Mixed Buttercups for a variety of bloom colors like pink, red, orange, yellow and white. Pauline Violet Ranunculus has stunning deep purple blooms. For an early autumn feel Cafe au Lait Ranunculus will bloom with rusty golden orange blooms.
Plant ranunculus bulbs 2" below the soil surface in soil that drains well. The soil should be rich with adequate drainage. Spring planted ranunculus are best planted in hardiness zone 4-7. Plant while the temperatures are above freezing but below 70 degrees during the day for best results. Buttercups can be planted in containers or directly into the ground.