Rhododendron 
Flora Frost Rhododendron impeditum 'Arctic Blue'
| Flower type | Single |
| Winter hardness | Good (USDA-zone 5, 6) |
| Flower color | Blue-light violet blue-091A |
| Soil fertility | Not very demanding |
| Leaf, general shape | Lanceolate |
| Flower diameter | 2,5 - 3 cm |
| Plant height | 10 - 20 cm; 30 - 40 cm |
| Flowering month(s) | April; May |
| Plantdiameter | 25 cm - 30 cm |
| Leaf size | 0 - 1 cm |
| soil pH requirement | Slightly acidic (pH 4,5 - 6,5) |
| Light conditions | Semi-shades; Sunny |
| Leaf, main color | Dark green |
| Flower color distribution | Unicolored |
| Soil type | Humus rich |
The Rhododendron impeditum 'Arctic Blue' is a stunning flowering plant that belongs to the rhododendron family. This particular variety is known for its beautiful single flowers, which have a light violet blue color with a hint of blue. It is a hardy plant that can withstand winter conditions well, suitable for USDA zones 5 and 6.
One of the notable characteristics of this rhododendron is its compact size. It has a plant height of 10 to 20 cm (4 to 8 inches) and can reach up to 30 to 40 cm (12 to 16 inches) in some cases, making it ideal for small gardens or containers. The plant also has a relatively small leaf size, measuring 0 to 1 cm (0 to 0.4 inches) in length. The lanceolate-shaped leaves are a dark green color, providing a beautiful backdrop to the vibrant flowers.
Speaking of flowers, the Rhododendron impeditum 'Arctic Blue' blooms in the months of April and May. The flowers have a diameter of 2.5 to 3 cm (1 to 1.2 inches) and are beautifully spread across the plant. They are known for their unicolored distribution, meaning that the entire flower is the same color without any variations. This blue-light violet blue hue adds a touch of elegance and beauty to any garden.
When it comes to soil requirements, the 'Arctic Blue' rhododendron is not very demanding. It prefers slightly acidic soil with a pH range of 4.5 to 6.5. The plant can thrive in a variety of soil types, but it prefers humus-rich soil that is well-drained to avoid waterlogging. It is also important to note that this rhododendron variety can tolerate both semi-shaded and sunny conditions, making it versatile and adaptable to different light conditions.
In terms of maintenance, the 'Arctic Blue' rhododendron does not require extensive care. Regular watering and occasional fertilization with a rhododendron-specific fertilizer will help promote healthy growth and vibrant blooms. It is recommended to prune the plant after flowering to maintain its shape and encourage new growth. With proper care, this rhododendron variety can be a beautiful addition to any garden or landscape.
In conclusion, the Rhododendron impeditum 'Arctic Blue' is a stunning rhododendron variety with its single blue-light violet blue flowers and compact size. Its adaptability to different light conditions and slightly acidic soil requirements make it a versatile plant for various garden settings. With its easy maintenance and beautiful blooms, this rhododendron variety is sure to enhance the beauty of any garden.
Market availability index by month:
| Jan. | Feb. | Mar. | Apr. | May | Jun. | Jul. | Aug. | Sep. | Oct. | Nov. | Dec. |
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| 1 | 1 | 4 | 3 | - | - | - | 1 | 1 | 1 | 1 | 1 |