Eryngium 
Flora Frost Eryngium 'Crown Stone'
| Leaf margin | Dentate |
| Flower color | Blue-medium violet blue-096C |
| Inflorescence | Capitulum (head) |
| Leaf size | 4 - 5 cm |
| Light conditions | Sunny |
| Leaf division | Digitate-lobed |
| Inflorescence length | <5 cm |
| Inflorescence diameter | 1 - 2 cm |
| Leaf, main color | Dark green |
| Leaf, secondary color(s) | Greyish green; White |
| Moisture requirements | Well-drained |
Eryngium 'Crown Stone', commonly known as Sea Holly, is a stunning perennial plant that adds a touch of uniqueness to any garden. With its dentate leaf margin and dark green foliage, this plant stands out among other plants in the landscape.
One of the most eye-catching features of Eryngium 'Crown Stone' is its beautiful blue to medium violet-blue flowers. These vibrant flowers are clustered together in an inflorescence called a capitulum, giving them a head-like appearance. The inflorescence measures between 1 to 2 cm in diameter and has a length of less than 5 cm.
The leaves of Eryngium 'Crown Stone' are digitate-lobed, meaning they have multiple lobes that are arranged in a fan-like shape. The individual leaf size ranges from 4 to 5 cm. The main color of the leaves is a deep, dark green, which provides a striking contrast to the colorful flowers. Additionally, the leaves may have secondary colors of greyish green and white, adding further visual interest.
In terms of light conditions, Eryngium 'Crown Stone' thrives in sunny areas. It requires well-drained soil as it prefers moisture levels that do not lead to waterlogged conditions. This plant is ideal for gardens with good drainage and receives plenty of sunlight throughout the day.
Sea Holly, with its unique characteristics and stunning blue flowers, is a great choice for those looking to add visual interest and texture to their garden. Its dentate leaf margin, digitate-lobed foliage, and beautiful inflorescence make it a standout plant in any landscape.
Eryngium 'Crown Stone' is also a fantastic choice for attracting pollinators to the garden. Bees and butterflies are attracted to its vibrant blue flowers, making it a valuable addition to any pollinator-friendly garden.
Whether planted in borders, rock gardens, or containers, the Sea Holly is sure to add a touch of elegance and beauty to any outdoor space. With its well-drained soil requirements and preference for sunny areas, it is a low-maintenance plant that can thrive even in challenging conditions.
In conclusion, Eryngium 'Crown Stone' or Sea Holly is a visually striking perennial plant that offers unique features such as dentate leaf margins, vibrant blue flowers, and digitate-lobed foliage. Its preference for well-drained soil and sunny locations make it a versatile and beautiful addition to any garden. Consider adding Eryngium 'Crown Stone' to your landscape for a touch of elegance and visual interest.
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