Sun parasol mandevilla

Question

I had this plant for 3 years. This year the leaves are closed, flowers are not blooming and the vines are brown. Help. I have not done anything different this year. My other 3 Mandevillas are growing and healthy.

Answer 1

There are many, many reasons thhis could have happened. Right now, you need to determine if the plant is still alive. This article will help with that:
https://www.gardeningknowhow.com/plant-problems/environmental/how-to-tell-if-a-plant-is-dead-and-how-to-recover-an-almost-dead-plant.htm