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Ranunculus cultivar

Ranunculus asiaticus 'Cloni Success'

Persian Buttercup Series: Cloni Success (clonal line)

V Written by Editorial Team · Updated January 2026

This Italian clonal line is propagated by tissue culture from elite parent plants. It stands out for very large blooms, thick petals, and strong stems prized for premium floral work. Plants grow best with full sun, cool spring weather, and fast‑draining soil. In Zones 8 to 10, plant in fall for early spring flowers. In colder regions, late winter to early spring planting gives late spring flowers. Stems are long and sturdy when grown with steady moisture and good nutrition. Plants are not frost hardy in cold climates.

Ranunculus asiaticus ‘Cloni Success’
returns in
212
days
Bloom calendar

Cloni Success

Persian Buttercup Series: Cloni Success (clonal line)

At‑a‑glance

  • Group/Class: Persian Buttercup Series: Cloni Success (clonal line)
  • Height × spread: 16–24 in × 10–12 in (40–60 cm × 25–30 cm)
  • Bloom window: Early to mid spring in mild zones; late spring elsewhere
  • Color & flower form: Very large, fully double blooms in refined shades
  • Fragrance: 0 none
  • USDA hardiness: Zones 8–10; grown as annual in colder zones
  • Breeder / Year / Origin: Biancheri Creazioni, Year unknown, Italy
  • Cut‑flower notes: Thick petals and strong stems; typical vase life around 10 days when cut in bud
  • Pet safety: avoid

How it differs

  • Clonal selection for uniform, very large flowers
  • Stems are typically thicker and longer than seed strains
  • Premium cut‑flower quality favored by florists
  • Narrower color list per season but very consistent shades

Strengths

  • Showpiece blooms for weddings and events
  • Strong stems that handle transport well
  • Good productivity under cool, bright conditions
  • Vase life commonly 7–10 to 10–12 days

Care in one minute

Grow in full sun in very well‑drained, fertile soil or raised beds

Pre‑soak corms 1 hour; plant 2 in deep and 6–8 in apart with claws down

Irrigate consistently to avoid stress; keep foliage dry in cool, wet weather

Feed with a balanced fertilizer every 2 to 3 weeks during growth

Harvest at soft bud for longest vase life; support in very windy sites

Lift and store corms dry after bloom in cold or wet‑summer climates

Watch‑outs

  • Higher input cost than seed strains
  • Requires excellent drainage and steady nutrition
  • Heat and warm nights shorten bloom quickly
  • Botrytis can blemish petals in cool, damp spells

Best uses (tags)

  • cutting
  • tunnels
  • premium‑floristry
  • cool‑season

Provenance note

Developed by Biancheri Creazioni in Italy as a tissue‑cultured clonal line from selected parents. Distributed widely in North America for premium cut‑flower production.

References

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Written by: Your Flowers Guide editorial team
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