Calluna 
Flora Frost Calluna vulgaris Garden Girls Silvana
| Winter hardness | Excellent (USDA-zone 1,2,3,4) |
| Flower color | Purple-medium violet-N081B |
| Leaf, general shape | Needle-shaped |
| Flower diameter | Very small; 1 - 10 mm |
| Plant height | 20 - 30 cm |
| Flowering month(s) | September; October; November |
| Leaf size | 0 - 1 cm; Very small |
| soil pH requirement | Slightly acidic (pH 4,5 - 6,5); Acid (pH < 4,5) |
| Light conditions | Sunny |
| Plant, growth type | Erect |
| Leaf, main color | Green grey |
| Flower color distribution | Unicolored |
| Moisture requirements | Well-drained |
| Soil type | Humus rich; Peaty; Sandy |
Heather, also known as Calluna vulgaris Garden Girls Silvana, is a beautiful plant that can withstand harsh winter conditions. With excellent winter hardness in USDA-zones 1 to 4, this plant is perfect for those living in cold regions.
One of the standout features of Heather is its purple-medium violet flowers. These flowers are very small, measuring between 1 to 10 mm in diameter. They bloom during the months of September, October, and November, adding a vibrant burst of color to your garden during the autumn season.
The leaves of Heather are needle-shaped and have a general green-grey color. They are also very small, measuring between 0 to 1 cm in size. This plant grows to a height of 20 to 30 cm, making it a great choice for those looking for a compact and low-maintenance plant for their garden.
Heather prefers slightly acidic soil with a pH range of 4.5 to 6.5, but it can also tolerate more acidic soil with a pH below 4.5. It thrives in sunny light conditions and requires well-drained soil. The plant has an erect growth type, meaning it grows upright and forms a neat and tidy appearance in your garden.
When it comes to moisture requirements, Heather prefers well-drained soil. It can tolerate different soil types, including humus-rich, peaty, and sandy soils. This versatility makes it a great choice for a range of garden environments.
If you're looking to add a touch of color and elegance to your garden, Heather is the perfect choice. With its unicolored flower color distribution and compact growth habit, it can be used as a border plant, in rock gardens, or as a groundcover.
Overall, Heather is a hardy and versatile plant that can thrive in harsh winter conditions. Its beautiful flowers and compact size make it a great addition to any garden. So, if you're in need of a low-maintenance plant that can add a pop of color to your outdoor space, consider adding Heather to your collection.
Market availability index by month:
| Jan. | Feb. | Mar. | Apr. | May | Jun. | Jul. | Aug. | Sep. | Oct. | Nov. | Dec. |
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| - | - | - | - | - | 1 | 1 | 3 | 4 | 4 | 1 | - |