- Botanical name: Allium 'Globemaster'
- Common name: Ornamental onion
- Family: Alliaceae
- Plant Type: Bulb
- Key features:
- Attractive seedheads
- Attractive to wildlife
- Flowers
- Prefers rich soil
Allium ‘Globemaster’ is a fantastic choice for sunny borders, bearing rounded, deep violet flower heads, 15-20cm in diameter, from late spring to early summer. It works well when planted in drifts with ornamental grasses and other alliums, including lighter flowered ‘Beau Regard’. It makes a wonderful cut flower.
For best results, plant Allium ‘Globemaster’ bulbs in fertile, well-drained soil up to three times their diameter, in well-drained soil in full sun.
How to grow Allium 'Globemaster'
-
Plant size
100cm height
50cm spread
-
Aspect
South facing, west facing
-
Position in border
Middle
- Sun exposure: Full sun
- Hardiness: Hardy
- Soil type: Well drained / light / sandy
- Plant care: Needs regular watering in pots
Plant calendar
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Sow | ||||||||||||
Sow |
J
Do not Sow in January |
F
Do not Sow in February |
M
Do Sow in March |
A
Do Sow in April |
M
Do not Sow in May |
J
Do not Sow in June |
J
Do not Sow in July |
A
Do not Sow in August |
S
Do not Sow in September |
O
Do not Sow in October |
N
Do not Sow in November |
D
Do not Sow in December |
Plant | ||||||||||||
Plant |
J
Do not Plant in January |
F
Do not Plant in February |
M
Do not Plant in March |
A
Do not Plant in April |
M
Do not Plant in May |
J
Do not Plant in June |
J
Do not Plant in July |
A
Do not Plant in August |
S
Do Plant in September |
O
Do Plant in October |
N
Do Plant in November |
D
Do not Plant in December |
Flowers | ||||||||||||
Flowers |
J
Plant does not flower in January |
F
Plant does not flower in February |
M
Plant does not flower in March |
A
Plant does not flower in April |
M
Plant does flower in May |
J
Plant does flower in June |
J
Plant does not flower in July |
A
Plant does not flower in August |
S
Plant does not flower in September |
O
Plant does not flower in October |
N
Plant does not flower in November |
D
Plant does not flower in December |
Divide | ||||||||||||
Divide |
J
Do not Divide in January |
F
Do not Divide in February |
M
Do not Divide in March |
A
Do not Divide in April |
M
Do not Divide in May |
J
Do not Divide in June |
J
Do not Divide in July |
A
Do not Divide in August |
S
Do Divide in September |
O
Do Divide in October |
N
Do Divide in November |
D
Do not Divide in December |
Collect seeds | ||||||||||||
Collect seeds |
J
Do not Collect seeds in January |
F
Do not Collect seeds in February |
M
Do not Collect seeds in March |
A
Do not Collect seeds in April |
M
Do not Collect seeds in May |
J
Do not Collect seeds in June |
J
Do not Collect seeds in July |
A
Do not Collect seeds in August |
S
Do Collect seeds in September |
O
Do Collect seeds in October |
N
Do not Collect seeds in November |
D
Do not Collect seeds in December |
Allium 'Globemaster' and wildlife
Allium 'Globemaster' is known for attracting bees, beneficial insects, butterflies/moths and other pollinators. It has nectar/pollen rich flowers.
Attractive to Bees
Attractive to Beneficial insects
Does not attract Birds
Attractive to Butterflies/Moths
Attractive to Other pollinators
Is Allium 'Globemaster' poisonous?
Allium 'Globemaster' can be toxic.
Toxic to Cats
Toxic to Dogs
No reported toxicity to Birds
No reported toxicity to Horses
No reported toxicity to Livestock
No reported toxicity to People