PILF
The list

Fine alone for two weeks.

The question people actually have, that no plant label answers. Water these the day you leave and go.

Grade ALight 1
A month. Six weeks. It stores its own.
Grade ALight 1
A month, easily. Longer in winter.
Grade BLight 3
Three weeks without a thought. The leaves are the reservoir.
Hoya$29
Grade BLight 4
Three weeks. Thick leaves, small roots.
Grade ALight 2
Two weeks, if it’s watered the day you leave and moved a little away from the window.
Grade ALight 2
Two weeks, same rules as pothos.
Grade ALight 3
Two weeks, same rules as pothos.
Ponytail PalmNot on a PILF shelf
Grade ALight 4
A month. It’s built for drought.

Grades and light numbers follow the PILF Scale. “Not on a PILF shelf” means any plant shop has it — buy it there, and use the scale to know what you’re getting into.