Related Clues:
- It's ground until led if it's 4 down
- Lots of room for sore teeth, by the sound of them
- Bed covering
- Target of some pH tests
- Potting requirement
- Farming medium
- One or two of them often make a lot
- Nursery dirt
- Real-estate land units
- Jane Smiley's 'A Thousand ___'
- Homestead Act units
- One would have the Sun going round the Earth
- Agronomist's sample
- Farm size units
- Farmland measures