Related Clues:
- 19-Across (with "Old")
- Nursery bag
- Square with roots
- Agrologist's study
- Farming ground
- Green topper
- Gardening medium
- Landscaper's cover
- Layer of ground
- Plot thickener
- Planting ground
- It's foul being this poorly without the end in sight
- Fairway makeup
- Course material, maybe
- Farm product bought in rolls