Ranunculus
Ranunculus asiaticus
Ranunculus is a cool-season tuber producing densely layered, rose-like flowers in jewel and pastel tones, a darling of cut-flower growers and spring gardens.
- Light
- Full sun
- Water
- Keep evenly moist during growth; dry when dormant
- Difficulty
- Moderate
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Overview
Ranunculus, or Persian buttercup, is grown from small claw-like tubers for its extraordinarily full, many-petaled blooms that resemble roses or peonies. Each plant produces multiple long-stemmed flowers ideal for cutting.
Native to the eastern Mediterranean, it is a cool-season plant that flowers in spring. It performs best where winters are mild, and the tubers are often lifted and stored after the foliage dies back.
How to identify it
Recognized by tightly packed, paper-thin petals in a perfect rounded bloom.
- Flowers: densely double, rose-like, 5-10 cm wide, in white, yellow, orange, pink, red, and purple
- Leaves: ferny, divided, bright green
- Height: 30-45 cm
- Underground: small finger-like (claw-shaped) tubers
Care & growing
A cool-season grower that resents heat.
- Light: full sun
- Water: keep evenly moist during active growth; reduce as foliage yellows
- Soil: rich, well-drained; tubers rot in soggy soil
- Planting: soak tubers a few hours, then plant claws-down in autumn (mild climates) or late winter
- Storage: lift and dry-store tubers after dormancy in cold or wet-summer regions
Habitat & origin
Ranunculus asiaticus is native to the eastern Mediterranean, southwestern Asia, and northeastern Africa.
It grows in regions with cool, moist winters and hot, dry summers, going dormant in the heat. Cultivated worldwide as a spring garden and cut-flower crop, especially in mild-winter climates.
Frequently asked questions
Should I soak ranunculus tubers before planting?
Yes, soaking the claw-shaped tubers for a few hours rehydrates them and speeds sprouting; plant claws pointing down.
Why did my ranunculus tubers rot?
Overly wet or poorly drained soil causes rot; they need moist but never waterlogged conditions.
Do ranunculus come back every year?
In mild, dry-summer climates they can return from tubers, but in cold or wet areas they are usually grown as annuals or lifted and stored.
Ranunculus guides
In-depth guides for identifying, growing, and caring for Ranunculus.
