Q.I Never Get Flowers On My Water Hyacinths Why, Is There A Way To Force Them. The Plants Are About 10” Tall Good Looking Plants.
Just no flowers. I have lots of fish for food

Certified GKH Gardening Expert
There may be too much nitrogen in the water, which may need to be adjusted. Here are some articles that will help:
https://www.gardeningknowhow.com/garden-how-to/soil-fertilizers/testing-soil.htm
https://www.gardeningknowhow.com/garden-how-to/soil-fertilizers/soil-ph-plants.htm
https://www.gardeningknowhow.com/garden-how-to/watering/testing-water-for-plants.htm
https://www.gardeningknowhow.com/ornamental/water-plants/water-hyacinth/growing-water-hyacinth.htm