I have some large Hibiscus plants. They are growing beautifully but no blooms. Maybe two or one at a time and then a long period of no blooms. I live in central Mississippi. I have noticed that my blooms are fewer in the last few years.
Hibiscus Not Blooming
Certified GKH Gardening Expert
Hibiscus need the right amounts of sun, water and fertilize in order to promote flower buds. I recommend that you review the following article and see if you are deficient in any of those three areas: