Related Clues:
- Nature's pillow?
- Growth on a rock
- What rolling stones don't gather
- Bussing overseer?
- A Christmas overhead?
- Forest-floor plant
- Welcome growth in Japanese gardens
- Model racing driver
- English racing driver, b. 1929
- Terrarium greenery
- Tree-trunk growth
- Plant digit on distance to encompass street
- A rolling stone gathers none of it
- Terrarium staple
- Small flowerless plant(s)