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ALLIUM giganteum
Commonly known as Giant ornamental onion
Giant mauve drumstick-shaped flowers
Further Reading....
- Details
- Mature Size
- Tips and Advice
- Goes Well With
- Planting Combinations
- Other Suggestions
- See Also...
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Shades of pink - All shades of pink through to Carmine (red) -
Height - 1.5m (5ft) -
Spread - 20cm (8in)
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Bulb/Corm or rhizomatous perennial - bulbous perennial. Produces dense umbels 10cm (4in) across of 50 or more flowers with prominent stamens.
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Herbaceous - Early in the year, typically January till end of March, herbaceous plants might be supplied in 9cm pots to ensure timely despatch. - strap-shaped, pale-green basal leaves 30-100cm (12-39in) long which wither before flowering.
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Very hardy - Hardy in the severest continental climates including exposed upland locations in the UK. Plant can withstand temperatures < -20 (-4°F) -
Full sun -
Partial shade -
Additional Features - Good to know - wildlife plant - nectar and pollen for insects. -
Pests & Diseases - onion fly, white rot, downy mildew. -
Place of origin - central Asia. -
Flower Shape - Star-shaped
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Hardiness - Fully hardy
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Soil Conditions - Fertile moist well-drained soil - will tolerate dry conditions
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Wildlife - Bee friendly -
Butterfly friendly
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Rabbit Resistant
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Alliums - Growing Guide
Bulbs - Care Guide
- Protecting general spring bulbs - Video Tip ondemand_video
- Bulbs and Grass Cutting - Video Tip ondemand_video
- Planting Daffodil bulbs for spring colour - Video Tip ondemand_video
- Planting Daffodil bulbs - Indoors and Outdoors
- Daffodils Deadheading / Pruning - Video Tip ondemand_video
- Planting Snowdrops - in winter
- Lifting and dividing Snowdrops - Video Tip ondemand_video
- Planting Alliums for spring colour - Video Tip ondemand_video
- Planting Hyacinths in winter - Video Tip ondemand_video
- Planting Hyacinth bulbs - In winter
- Planting Tulip bulbs for spring - Video Tip ondemand_video
Herbaceous Plants - Video Collection
- Dividing Herbaceous Perennials - Video Tip ondemand_video
- Spring Planting Osteospermums - Video Tip ondemand_video
- Dividing Summer Perennials - Video Tip ondemand_video
- Dividing summer flowering Hemerocallis - Video Tip ondemand_video
- Summer propagation - Video Tip ondemand_video
- Supporting Plants - Video Tip ondemand_video
- Dead heading meconopsis - Video Tip ondemand_video
- Dead heading Delphiniums - Video Tip ondemand_video
- Feeding herbaceous peonies - Video Tip ondemand_video
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1.5m (5ft)
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20cm (8in) |
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RUDBECKIA
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SALVIA
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Useful extras...
Harrod Horticulture Plant Supports - Plant & Border Supports
Curved border restraints
The border restraints are made from sturdy, solid 6mm galvanised steel wire and powder coated dark olive green, available in a variety of sizes providing strong plant support to stop plants falling across lawns and paths
4 options from £14.50
Harrod Horticulture Plant Supports - Plant & Border Supports
Link stakes
Link stakes plant supports are made from dark olive-green powder coated galvanised steel wire (up to 6mm thick), merge seemlessly into the background.
4 options from £28.00
Fertilisers & Feeds - Vitax
Q4 Pelleted Fertiliser
A useful fertiliser suitable for use on a wide variety of plants. Q4 provides all the nutrients and trace elements essential for vigorous growth, abundant flowering and ripening of fruit.
3 options from £6.00
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