| 2022-12-19 | Prime bird-watching spots for indoor cats |
| 2021-09-05 | Spots for window boxes |
| 2020-11-27 | Perches for houseplants |
| 2019-08-27 | Places to put potted plants |
| 2018-11-23 | Places for small herb gardens |
| 2017-08-12 | Places to cool it? |
| 2015-08-17 | Window ledges |
| 2011-04-18 | Places to cool pies |
| 2009-09-04 | Framework components |
| 2009-08-29 | Sash supporters |
| 2008-09-19 | Places for dust to collect |
| 2007-12-23 | Grammy and Emmy-winning soprano |
| 2007-08-01 | See 21-Across |
| 2004-07-10 | Places to set geraniums |
| 2004-01-22 | Red-haired soprano |
| 2003-07-10 | Potted plant sites |
| 2001-10-17 | Met star Beverly |
| 2001-06-05 | Window bases |
| 1998-11-29 | Places for plants |
| 1997-02-08 | Noted coloratura |