holerarium
From LSJ
οὐκ ἂν λάβοις παρὰ τοῦ μὴ ἔχοντος → you can't take from one who doesn't have, you can't squeeze blood out of a turnip, you can't get blood out of a turnip, you can't get blood from a stone, you can't get blood out of a stone
Latin > English (Lewis & Short)
hŏlĕrārĭum: (ŏlĕr-), i, n. id.,
I a vegetable-garden, kitchen-garden: olerarium, λαχανάριον, Gloss.