underwatered

I have a baby Japanese Ryusen maple and I started to notice the new leaves at the end of this one branch are turning black and dying. The rest of the leaves on the tree are green and healthy, just the ones at the end of this branch look not as healthy... It's been pretty hot here and the tree...

I’ve never had an issue with this Brazilian Raintree I’ve had it for about a year and just recently I have started to water with a pan underneath it which was not allowing the water to drain completely for up to a day at a time then the tree started to not open sleeps all the way in the daytime...

Hello, I recently bought a Brazilian Raintree bonsai at a bonsai show. I took it home and it was doing fine. I watched the level of water it needs with a toothpick. It was wet so I didn't water it. The next day the leaves were dry and crunchy. I watered it in the morning and put it in the sun...