From the team at Gardeners' World Magazine
Find out all you need to know about growing alliums, or ornamental onions, in this Grow Guide.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 not 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 |
| Cut back | ||||||||||||
| Cut back |
J
Do not Cut back in January |
F
Do not Cut back in February |
M
Do not Cut back in March |
A
Do not Cut back in April |
M
Do not Cut back in May |
J
Do Cut back in June |
J
Do Cut back in July |
A
Do not Cut back in August |
S
Do not Cut back in September |
O
Do not Cut back in October |
N
Do not Cut back in November |
D
Do not Cut back in December |
Alliums are often referred to as ornamental onions. Within their group there’s a tremendous variation of flower size.
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