Description
Introducing Allium giganteum – a breathtaking and majestic herbaceous perennial that will add a touch of drama and grandeur to any garden. This plant features enormous spherical clusters of small, star-shaped flowers that can reach up to 10 centimetres in diameter and tower up to 150 centimetres, making it a true showstopper. is a low-maintenance and hardy plant that can tolerate a variety of soil types and conditions, including full sun to partial shade and well-drained soil. It’s also deer and rabbit resistant, which means you won’t have to worry about these pests nibbling on your beautiful blooms. To complement giganteum, consider planting it with other tall and dramatic plants like Delphiniums and Verbascums. Alternatively, create a striking contrast by pairing it with plants that have softer, more delicate leaves like grasses or ferns. Overall, Allium giganteum is a breathtaking and majestic plant that will add a touch of awe and wonder to any garden. Its towering height and enormous flower clusters make it a true statement piece, making it an excellent choice for gardeners who want to make a bold and dramatic impact with their outdoor spaces.
Key Facts
- Common Name(s):Giant onion
- Hardiness:Fully hardy
- How big will I get? Allium giganteum can grow to a height of 1.5m and a spread of 0.5m.
- Did You Know That:Some species of ornamental alliums have a faint onion scent, while others are fragrance-free?
Plant Calendar
A rough guide to how this plant will change through the year.
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Care Guide
Soil Requirements
Allium giganteum is a versatile plant and can cope with wet or drier soils, but prefers there to be decent drainage. This plant can grow in soil with a wide range of pH levels, it is not picky about the pH level of the soil.
Best Position
Allium giganteum prefers a sheltered position and requires full sun to thrive, this consists of more than six hours of direct sunshine per day.
Maintenance
Allium giganteum is fairly low maintenance and doesn’t require any pruning.
Pest, Diseases and Wildlife
Allium giganteum is generally pest free, it can be vulnerable to certain diseases such as downy mildews. It is also known to attract bees, butterflies and other pollinators. It is toxic to cats, dogs and horses.
