Bud
Sprout
You have to put flowers in a bright place if you want them to bud. If they're left in the shade they'll just rot, you know?
ほう
も
None
You want to nurture these buds in your home (ほう). They're not outdoor buds, they're home buds. So you need to find the windows in your home that are the brightest.
An update is needed before you can continue but you have more than one WaniKani tab open.
Finish up what ever you are doing on the other tab(s), then close them to continue.
The update will complete automatically once the other tab(s) are closed.