ccasesvilla87

Why would he need to set up something to do this automatically if his friend committed to doing something for him

This has nothing to do with instructions.He did not water them.It's not like he over watered them on accident, which is usually what happens when people mistake water amounts

Nobody asked for him to "take care" of plants.  if he can't water plants when he made a commitment to do so I think it speaks to the kind of person he is generally

It is why they tell people who are trying to be better people to those around them to get a plant, Or if you've been a irresponsible person your whole life but you want a pet or a child People tell you to start with a plant

This happened to me, the plants were tiny in a soil sand mix I tired once, that needed almost daily watering. I left for the weekend n my brother forgot to do what he said he would I was sad, and am for you.  Hopefully it was just the one