Historical clue formulations

• Bed cover — 2026-05-06
• Landscaper's supply — 2025-07-27
• Bed material — 2024-01-19
• Bed cover — 2021-08-07
• Soil enricher — 2016-06-28
• Garden ground cover — 2014-04-30
• Soil enricher — 2012-02-01
• Gardener's bagful — 2009-01-25
• Nursery buy — 2004-02-05
• Woodchips, e.g. — 2000-10-14
• Ground cover — 2000-08-02