Grow Your Secret Garden Eryngium Alpinum Superbum Seeds- Alpine Sea Holly

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All eryngiums form basal rosettes, have leaves which are spiny with silvery white veins, and have crowded thistle-like umbels of stalk-less flowers on branched stems. It is chosen for its rusticity as well for its so particular colour, purplish blue with metallic reflections, quite uncommon among the garden plants. It is cultivated in groups of more specimens or in combination with other perennial herbaceous plants of contrasting colour, for a best exploitation of its peculiar characteristics of shape and colour. Sea Holly can be a striking addition to various garden designs due to its unique color, texture, and structural form. Here are some ideas on how to integrate it into your garden design: These have rather different requirements. They need a moist, well drained and fertile soil in full sun. You might easily conclude that these are best grown in wetter areas of the country. The epithet 'alpinum' means of mountains at altitudes usually above timberline. It is commonly called alpine sea holly - which makes me laugh - sea? alpine? really?.

Eryngium alpinum, the alpine sea holly, alpine eryngo or queen of the Alps, is a herbaceous perennial plant in the family Apiaceae.Eryngium giganteum is a biennial with upright, branching pale grey stems and rounded, spiny leaves. Large ivory-blue flower-heads and bracts in July-August. Seeds itself freely. Height 2.5ft (75cm), spread 2ft (60cm). Eryngium alpinum ‘Blue Star’ typically has flower heads, bracts, stems and leaves are a more intense metallic blue than what is found on the straight species. The safety of our visitors and staff remains our top priority. In England, wearing a face covering is a personal choice, although they are recommended in crowded and enclosed places. Eryngium, commonly known as Sea Holly, is a diverse genus of 250 species distributed across the world, from the Americas to Europe and Asia, as well as parts of Africa. Watering: Water the plants regularly during the growing season, but make sure you’re not overwatering. Eryngium does not like to sit in wet soil. Once established, it is quite drought tolerant.

Lavender: The silver-blue color of many Eryngium varieties complements the color of lavender flowers beautifully. They also both enjoy full sun and well-drained soil.

Propagating Eryngium

Grows in clumps of stiffly erect, branched stems up to 24-36 in. tall (60-90 cm) and 2 ft. wide (60 cm) Eryngium maritimum (common sea holly) produces silver-green leaves and metallic blue flowers. Height 18in (45cm). Pollinators: It’s a favorite among pollinators, attracting bees, butterflies, and other beneficial insects with its nectar-rich flowers.

by eelworms. Powdery mildews and root rot can be a problem in wet soil conditions. Propagating Eryngium

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Zinnia: Zinnias are vibrant annuals that bloom heavily from summer to frost. They come in a multitude of colors and can add a pop to any garden. Like Cosmos, they grow fairly tall and attract butterflies, making them a wonderful companion for Eryngium. The Eryngium alpinum is a 30-70 cm tall species, exceptionally 100 cm, of green glaucous colour, with erect posture. It is a scapose hermicryptophyte, that is a perennial plant bearing the buds at the level of the soil and develops an elongated floral axis. The snow, the leaves and the dry leaves of the plant, cover and protect the buds from the harsh winters. Eryngium x tripartitum is a perennial with attractive blue-grey flowers in July-September. Height to 2.5 ft (75cm). Hardiness: Fully hardy - grows well in Ballyrobert!, H5 - Hardy in most places throughout the UK even in severe winters (-15 to -10°C) The capitula, the involucre and the upper parts of the plant have a splendid purplish azure colour, from time to time defined amethyst blue, cobalt blue and even, due to its metallic reflections, steel blue.