A favor
"I don't plan on planting it anywhere," Lex confirmed as he took the pot. "How long will the blade be fine in this pot? Can it last for a while?"
"Not for long," Zuri confirmed. "I have prepared the soil in the pot personally, so it should be able to support it in the short term. But at most, in four or five thousand years, the blade will begin to wither."
Without the Host Attire to help him, Lex could not control himself from twitching. Four or five thousand years was 'not long'. It was a matter of perspective, probably.
"Thank you," Lex commented, relieved that he wouldn't need to immediately consume this as well. The constant… 'cultivation' using the elixir had really worn out his body. He was glad to have a break.
"Before you leave, I have a small favor to ask."