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Description
Rosa Souvenir Du Docteur Jamain is a hybrid tea rose that was introduced in 1865 by French breeder Eugène Verdier. It is named after Dr. Jamain, a friend of Verdier who was a physician in the town of Lagny-sur-Marne. The rose is known for its dark crimson, velvety petals and strong, sweet fragrance. It is a popular choice for cut flowers and garden displays due to its striking appearance and long bloom time.
Taxonomic Information
| Domain | Eukarya |
|---|---|
| Kingdom | Plantae |
| Phylum | Angiosperms |
| Class | Tracheophytes |
| Order | Rosales |
| Family | Rosaceae |
| Genus | Rosa |
Appearance
The Rosa Souvenir Du Docteur Jamain typically grows to a height of 3-4 feet and has a spread of 2-3 feet. The plant produces large, double blooms that are a deep shade of crimson. The petals are velvety in texture and have a slightly ruffled appearance. The blooms are borne singly or in clusters of up to three, and have a strong, sweet fragrance. The leaves are dark green and glossy, with a slightly serrated edge.
Care Guide
The Rosa Souvenir Du Docteur Jamain requires regular care and attention to thrive. Here are some tips for keeping your plant healthy:
- Water: Water your plant deeply and regularly, especially during dry spells. Avoid getting water on the leaves, as this can lead to fungal diseases.
- Fertilization: Feed your plant with a balanced fertilizer in the spring and mid-summer to encourage healthy growth and blooming.
- Soil: The plant prefers well-draining soil that is rich in organic matter. Amend the soil with compost or other organic material before planting.
- Sunlight: The Rosa Souvenir Du Docteur Jamain requires full sun to thrive, so choose a location that receives at least six hours of direct sunlight per day.
- Hardiness Zones: The plant is hardy in USDA zones 6-9.
Common Pests & Diseases
The Rosa Souvenir Du Docteur Jamain is susceptible to a number of pests and diseases. Here are some of the most common:
- Aphids: These small, soft-bodied insects feed on the sap of the plant, causing stunted growth and yellowing leaves. Use an insecticidal soap or neem oil to control them.
- Black spot: This fungal disease causes black spots to appear on the leaves, which may eventually turn yellow and drop off. Remove infected leaves and treat with a fungicide.
- Powdery mildew: This fungal disease causes a white, powdery coating to appear on the leaves and stems. Remove infected leaves and treat with a fungicide.
- Japanese beetles: These pests feed on the leaves and flowers of the plant, causing significant damage. Use a beetle trap or handpick them off the plant.
Habitat
The Rosa Souvenir Du Docteur Jamain is a hybrid tea rose that is native to France. It prefers well-draining soil and full sun, and is hardy in USDA zones 6-9. The plant is commonly grown in gardens and used as a cut flower due to its striking appearance and sweet fragrance.
Question and Answer
Q: Can the Rosa Souvenir Du Docteur Jamain grow in containers?
A: Yes, the plant can be grown in containers as long as they are large enough to accommodate the root system and provide adequate drainage.
Q: How often should I prune my Rosa Souvenir Du Docteur Jamain?
A: Prune the plant in late winter or early spring to remove any dead or damaged wood and encourage new growth. You can also prune lightly throughout the growing season to shape the plant and promote blooming.
Q: When is the best time to plant Rosa Souvenir Du Docteur Jamain?
A: The best time to plant the Rosa Souvenir Du Docteur Jamain is in the spring or fall when the weather is mild and the soil is workable.
Q: How do I propagate Rosa Souvenir Du Docteur Jamain?
A: The plant can be propagated by taking hardwood cuttings in the winter or softwood cuttings in the summer. Dip the cuttings in rooting hormone and plant in moist soil. Keep the soil moist and provide bright, indirect light until the cuttings have rooted.
Related Plants
- Rosa ‘Crimson Glory’
- Rosa ‘Mister Lincoln’
- Rosa ‘Black Baccara’
- Rosa ‘Veteran’s Honor’
References
- “Rosa ‘Souvenir du Docteur Jamain'” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=b872.
- “Rosa ‘Souvenir du Docteur Jamain’ (TEA, Verdier, 1865)” HelpMeFind Roses, www.helpmefind.com/rose/l.php?l=2.3290.
- “Rose ‘Souvenir du Docteur Jamain’ (Hybrid Tea Rose)” Gardenia, www.gardenia.net/plant/rose-souvenir-du-docteur-jamain-hybrid-tea-rose.
