種たね芋いも

noun

seed potato

A potato tuber used for planting, not for eating. Common in agricultural and gardening contexts.

• 春はるになったら種たね芋いもを植うえます。

  I will plant seed potatoes when spring comes.

• 種たね芋いもはホームセンターで買かえます。

  You can buy seed potatoes at home improvement stores.