Q.No Leaves or Flowers
I brought my hibiscus in last fall and it had lots of leaves and flowers on it. About a week or two later, the leaves and flowers all fell off. Nothing has grown on it all winter. Is it a lost cause?

Certified GKH Gardening Expert
It is possible that they plant did not make it through the winter. Some hibiscus cannot tolerate cold temperatures. This article will help you determine if your plant is alive or dead:
https://www.gardeningknowhow.com/plant-problems/environmental/how-to-tell-if-a-plant-is-dead-and-how-to-recover-an-almost-dead-plant.htm