The various seeds aren't needed; the ones bought outside are simply not as good as the seeds kept from home.
Earlier, the people dispatched to Fu'an Village by Uncle Liu moved practically everything they could use except for the furniture.
Uncle Liu took this opportunity to pack his things, saying like before, he still wants to live at the Jiang's house!
According to Uncle Liu, he's gotten tired of living in the city, where the daily routine is just a walk outside or lounging around in his yard, which is very boring.
Going to the village, at least he can walk the dog, fish, and even watch Xiao Mi and Xiao Hei catch field mice, which is much more enjoyable than going to the teahouse to listen to opera.
No one was surprised by Uncle Liu's decision; if he wanted to go but didn't, then that would have been odd.
