Plant WitchCompass Plant
Silphium laciniatum
Zones 2–13
| Sun | full sun |
|---|---|
| Water | medium |
| Grow time | — |
| Height | >6ft |
| Spacing | >24in |
| Full sun | ✓ |
|---|---|
| Part shade | ✗ |
| Shade | ✗ |
| Life cycle | perennial |
|---|---|
| Category | wildflower |
| Growth habit | upright |
| Season | warm |
| Frost tolerance | hardy |
| Height | over 6ft |
| Spacing | over 24in |
| Days to bloom | over 150 |
| Native us | ✓ |
| Water | medium |
|---|---|
| Drainage | moist |
| Soil ph min | — |
| Soil ph max | — |
| Propagation | |
| Seed | ✓ |
| Cutting | ✗ |
| Division | ✗ |
| Graft | ✗ |
| Tuber bulb crown | ✗ |
| Transplant | — |
| Container ok | ✗ |
| Spread | self seeds |
| Deer resistant | — |
| Drought tolerant | — |
| Pollinator friendly | ✓ |
| Toxic to | |
| People | — |
| Pets | — |
| Livestock | ✗ |
| Length | under 2wk |
|---|---|
| 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 | ✓ |
| Visitors | |
|---|---|
| Honey bees | ✓ |
| Native bees | ✓ |
| Bumblebees | ✓ |
| Butterflies | ✓ |
| Moths | ✓ |
| Hummingbirds | ✗ |
| Beneficial insects | — |
| Nectar | medium |
| Pollen | medium |
| Larval host | — |
| Specialist bees | ✓ |
| Seed for birds | ✓ |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sow | no | no | no | no | no | no | no | no | yes | yes | yes | no |
| Harvest | — | — | — | — | — | — | — | — | — | — | — | — |
References: Wikipedia · USDA fact sheet · USDA plant guide · how this data is made