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Description
Clematis Snow Queen (Clematis florida ‘Sieboldii’) is a deciduous vine that belongs to the Ranunculaceae family. It is a hybrid of Clematis florida and Clematis patens, both of which are native to Japan. The Snow Queen variety is known for its large, white flowers that bloom in late spring and early summer. The flowers have a diameter of 4-5 inches and are composed of eight sepals that are slightly recurved. The petals have a pinkish tinge that fades as the bloom matures. The plant can grow up to 10 feet tall and 6 feet wide, making it an ideal choice for trellises or arbors.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Magnoliophyta |
| Class | Magnoliopsida |
| Order | Ranunculales |
| Family | Ranunculaceae |
| Genus | Clematis |
Appearance
Clematis Snow Queen has a twining growth habit and produces woody stems that can reach up to 10 feet in height. The leaves are alternate, pinnately compound, and have three to seven leaflets. Each leaflet is ovate in shape and measures about 1-3 inches in length. The flowers are produced in terminal panicles and are white with pinkish tinges. The sepals are slightly recurved, giving the flower a cupped appearance. The flowers bloom in late spring and early summer, and can last for several weeks.
Care Guide
Clematis Snow Queen thrives in well-drained soil that is rich in organic matter. It prefers a slightly acidic soil pH of 6.0-6.5. The plant requires regular watering, especially during the growing season. It is important to keep the soil moist but not waterlogged. Fertilize the plant in spring with a balanced fertilizer that is high in phosphorous. The plant requires full to partial sunlight to thrive. It is hardy in USDA zones 5-9.
Common Pests & Diseases
Clematis Snow Queen is susceptible to several pests and diseases, including spider mites, aphids, powdery mildew, and leaf spot. Spider mites and aphids can be controlled with insecticidal soap or neem oil. Powdery mildew and leaf spot can be prevented by ensuring good air circulation around the plant and avoiding overhead watering. If these diseases do occur, they can be treated with a fungicide.
Habitat
Clematis Snow Queen is native to Japan and is commonly found growing in woodland areas and along forest margins. The plant prefers a moist, well-drained soil and can tolerate partial shade.
Question and Answer
Q: How often should I water my Clematis Snow Queen?
A: Water your Clematis Snow Queen regularly, especially during the growing season. Keep the soil moist but not waterlogged.
Q: What type of fertilizer should I use for my Clematis Snow Queen?
A: Use a balanced fertilizer that is high in phosphorous in spring to promote healthy growth and flowering.
Q: What are some common pests and diseases that affect Clematis Snow Queen?
A: Spider mites, aphids, powdery mildew, and leaf spot are common pests and diseases that affect Clematis Snow Queen.
Q: What is the ideal soil pH for Clematis Snow Queen?
A: Clematis Snow Queen prefers a slightly acidic soil pH of 6.0-6.5.
Related Plants
- Clematis florida
- Clematis patens
- Clematis montana
- Clematis armandii
References
- “Clematis florida ‘Sieboldii’.” Missouri Botanical Garden. Accessed November 10, 2021. https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=b634
- “Clematis florida ‘Sieboldii’.” PlantFiles. Accessed November 10, 2021. https://davesgarden.com/guides/pf/go/1890/
- “Clematis florida ‘Sieboldii’.” Royal Horticultural Society. Accessed November 10, 2021. https://www.rhs.org.uk/Plants/12017/Clematis-florida-Sieboldii/Details
