Historical clue formulations

• Plant item used in early genetics experiments — 2025-02-08
• Edible shell — 2024-09-08
• Edible casing in a stir-fry — 2020-10-26
• Vegetable holder — 2006-03-04
• It may be snapped in a kitchen — 2002-04-14
• It may be shelled — 2000-07-27
• Vegetable container — 1997-10-23
• Chinese veggie — 1993-12-01