Plant WitchBlue Globe Onion
Allium caeruleum
Zones 4–8
| Sun | full sun |
|---|---|
| Water | low |
| Grow time | — |
| Height | 1–3ft |
| Spacing | — |
| Full sun | ✓ |
|---|---|
| Part shade | ✓ |
| Shade | ✗ |
| Life cycle | perennial |
|---|---|
| Category | allium |
| Growth habit | upright |
| Season | warm |
| Frost tolerance | hardy |
| Height | 1–3ft |
| Spacing | — |
| Days to bloom | over 150 |
| Native us | ✗ |
| Water | low |
|---|---|
| Drainage | well drained |
| Soil ph min | 6.0 |
| Soil ph max | 7.5 |
| Propagation | |
| Seed | ✓ |
| Cutting | ✗ |
| Division | ✓ |
| Graft | ✗ |
| Tuber bulb crown | ✓ |
| Transplant | ✓ |
| Container ok | ✓ |
| Spread | clump |
| Deer resistant | ✓ |
| Drought tolerant | ✓ |
| Pollinator friendly | ✓ |
| Toxic to | |
| People | — |
| Pets | — |
| Livestock | — |
| Length | 2–6wk |
|---|---|
| Colors | |
| White | ✗ |
| Yellow | ✗ |
| Orange | ✗ |
| Red | ✗ |
| Pink | ✗ |
| Purple | ✗ |
| Blue | ✓ |
| Green | ✗ |
| Fragrant | ✗ |
| Reblooms | ✗ |
| Deadhead | ✓ |
| Cut flower | ✓ |
| Dried flower | ✓ |
| Status | none |
|---|---|
| Regions | |
| Northeast | ✗ |
| Southeast | ✗ |
| Midwest | ✗ |
| Plains | ✗ |
| Southwest | ✗ |
| Mountain west | ✗ |
| Pacific northwest | ✗ |
| California | ✗ |
| Hawaii | ✗ |
| State noxious | ✗ |
| Escapes cultivation | ✗ |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sow | no | no | yes | yes | no | no | no | no | no | no | no | no |
| Harvest | — | — | — | — | — | — | — | — | — | — | — | — |
References: Wikipedia · how this data is made