Hellebore 
Flora Frost Helleborus niger Verboom Rising Star
| Flower type | Single |
| Leaf margin | Serrate |
| Winter hardness | Excellent (USDA-zone 1,2,3,4) |
| Flower color | White-white-NN155D |
| Flower diameter | 7,5 - 8 cm |
| Plant height | 10 - 20 cm |
| Flowering month(s) | January; February; March; November; December |
| Leaf size | 5 - 7,5 cm |
| soil pH requirement | Neutral (pH 6,5 - 7,5); Alkaline (pH > 7,5); Slightly acidic (pH 4,5 - 6,5) |
| Light conditions | Semi-shades |
| Leaf division | Palmate |
| Leaf, main color | Dark green |
| Flower color distribution | Unicolored |
| Moisture requirements | Moist; Well-drained |
| Soil type | Humus rich |
The Helleborus niger Verboom Rising Star, also known as the Christmas Rose, is a stunning flower with a single bloom and serrated leaf margins. This plant is known for its excellent winter hardness, making it suitable for USDA zones 1 to 4.
The flowers of the Helleborus niger Verboom Rising Star are a beautiful white color, specifically described as white-white-NN155D. The flower diameter measures between 7.5 and 8 cm, creating an eye-catching display in any garden or flower bed.
In terms of plant height, the Helleborus niger Verboom Rising Star typically grows between 10 and 20 cm, making it a great addition to border gardens or as a ground cover. It blooms during the months of January, February, March, November, and December, adding a touch of beauty to the winter landscape.
The leaves of this plant are palmate in shape, with a dark green color as the main hue. The leaf size ranges from 5 to 7.5 cm, adding to the overall allure of the plant. When it comes to soil pH requirements, the Helleborus niger Verboom Rising Star prefers a neutral to slightly acidic pH level, ranging from 6.5 to 7.5. However, it can also tolerate alkaline soil with a pH level greater than 7.5.
Light conditions play an essential role in the growth and development of this flower. It thrives in semi-shaded areas, making it a suitable choice for gardens with partial sunlight. With regards to moisture requirements, the Helleborus niger Verboom Rising Star prefers moist, well-drained soil. This ensures that the plant receives the necessary amount of water while still allowing excess water to drain away.
The soil type preferred by this plant is humus-rich, which means it thrives in organic-rich soils. This type of soil provides the necessary nutrients for the Helleborus niger Verboom Rising Star to grow well and produce vibrant blooms.
Overall, the Helleborus niger Verboom Rising Star, or Christmas Rose, is a delightful addition to any garden. With its attractive white blooms, dark green leaves, and excellent winter hardiness, it is a plant that adds beauty and interest to the winter landscape. Whether used as a border plant or a ground cover, this Hellebore variety is sure to impress with its elegance and charm.
Market availability index by month:
| Jan. | Feb. | Mar. | Apr. | May | Jun. | Jul. | Aug. | Sep. | Oct. | Nov. | Dec. |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 4 | 3 |