Curly dock has long leaves with wavy edges and a large taproot. It turns rusty brown when it goes to seed.
- Scientific name
- Rumex crispus
- Type
- Perennial broadleaf
- Most visible
- April–October
How to Identify Curly Dock
- Long, narrow leaves with wavy, curled edges
- Thick yellow taproot
- Tall flower stalks that turn rust-brown
- Common in wet areas
When It Shows Up in Oklahoma Lawns
Grows in spring and fall, often in damp or poorly drained areas.
How to Control Curly Dock
- Dig out the taproot
- Spot-treat with a selective herbicide labeled for the weed and safe for your grass type, following the label exactly
- Improve drainage