Ranunculus and anemones are beloved spring bloomers that bring a cheerful touch to your garden or patio. They are not only easy to plant but also offer a long flowering period and make excellent cut flowers. In this blog, we share all the tips and planting instructions you need for a successful start.
Characteristics of ranunculus
- Long flowering period: with proper care, ranunculus blooms for 6-8 weeks.
- Perfect cut flowers: flowers stay fresh in a vase for 10-14 days.
- Versatile planting: suitable for gardens, pots, or greenhouses.
- Not fully winter hardy: tolerates light frost down to -3 °C; protection is needed in severe frost.
- Reusable corms (tubers): after blooming, you can store the corms and replant them next season.
Planting instructions for ranunculus corms
Ranunculus thrive with a cold start, which is essential for strong roots and abundant flowering. Here are the key steps:
Planting in autumn (for early spring blooms)
- when? late September to November.
- where? in a cool greenhouse or outdoors in areas with mild winters.
- tips:
- keep soil temperature below 15 °C for optimal root growth.
- protect tubers with fleece or mulch if temperatures drop below -3 °C.
Planting in spring (for summer blooms)
- when? February to April.
- where? start in a cool greenhouse and plant outdoors once frost is no longer a risk.
- tips:
- begin with a soil temperature of 5-10 °C.
- avoid temperatures above 20 °C once plants emerge.
Frequently asked questions about ranunculus
1. is ranunculus a perennial?
Ranunculus is usually grown as an annual, but the tubers can be stored and replanted.
2. is ranunculus winter hardy?
Ranunculus can tolerate light frost down to -3 °C. In harsher frost, protect them with mulch or fleece.
3. how long does ranunculus bloom?
With good care, ranunculus blooms for 6-8 weeks, making it one of the longest-flowering spring flowers.
4. does ranunculus need full sun?
Yes, ranunculus loves plenty of sunlight. Plant them in a sunny spot for the best results.
Planting instructions for anemone bulbs & ranunculus tubers
Anemones are great companions for ranunculus and have similar planting instructions.
- soak the bulbs: soak the bulbs in lukewarm water for 3-4 hours before planting.
- planting depth: plant anemone bulbs and ranunculus tubers 3-5 cm deep.
- spacing: leave 15-20 cm between plants.
- flowering period: anemones and ranunculus bloom 8-10 weeks after planting.
- location: choose a sunny or semi-shaded spot.