Primrose Lilac

Question

We have a Primrose Lilac which is now in its 6th year and has yet to put out any blooms. It is otherwise a beautiful and healthy bush. Do you have any suggestions as to why we are not getting flowers?

Answer 1

It is probably lacking phosphorus. This is will affect blooming. This article will explain more: https://www.gardeningknowhow.com/garden-how-to/soil-fertilizers/phosphorus-plant-growth.htm This article will also help you: https://www.gardeningknowhow.com/ornamental/shrubs/lilac/lilac-bush-not-blooming.htm