PlantsFlowers
Compass Plant
Silphium laciniatum
Chicago-region native. Suited to zone 6a.
Cut leaves and a very tall yellow stalk
EasyFlowers
- Light
- Full sun
- Moisture
- Medium
- Mature size
- 6–10 ft
- Spacing
- 3 ft
- Bloom or harvest
- Flowers Jul–Aug
- How it spreads
- Deep taproot
- What to buy
- Young plants.
- When to plant
- Plant May.
In the design
Lives for decades once the root is down. Give it the sky.
