To provide head-forming vegetable galea processing capable of cutting unnecessary galeas from head-forming vegetables such as lettuce and cabbage, and trimming a shape of the head-forming vegetables to a delivery state.SOLUTION: A head-forming vegetable galea processing device for removing unnecessary galeas from head-forming vegetables harvested from a field, and trimming to a form in a delivery state includes: a support mechanism 10 for supporting head-forming vegetables after harvesting; a height detection mechanism 12 for supporting the head-forming vegetables on the support mechanism 10, and detecting a height h of the head-forming parts of the head-forming vegetables; a cutting mechanism 14 having a cutting blade 18 for cutting unnecessary galeas from the head-forming vegetables after harvesting; and a control mechanism 20 for position-controlling the cutting blade 18 to a proper cutting height H from a detection result of the height h by the height detection mechanism 12, in accordance with an estimated equation of estimating the proper cutting height H of the head-forming vegetables on the basis of the height h of the head-forming parts.SELECTED DRAWING: Figure 13【課題】 レタスやキャベツ等の結球野菜から不要な外葉を切除し、出荷状態にまで結球野菜の形を整えることを可能とする結球野菜の外葉処理を提供する。【解決手段】 圃場から収穫された結球野菜から不要な外葉を取り除き、出荷状態の形態に整える結球野菜の外葉処理装置であって、収穫後の結球野菜を支持する支持機構10と、支持機構10に前記結球野菜を支持し、結球野菜の結球部の高さhを検知する高さ検知機構12と、前記収穫後の結球野菜から、不要な外葉を切除する切断刃18を備える切断機構14と、結球部の高さhに基づいて結球野菜の適切り高さHを推定する推定式にしたがい、高さ検知機構12による高さhの検知結果から切断刃18を適切り高さHに位置制御する制御機構20とを備える。【選択図】 図13