Japanese Lilacs
Q.

Japanese Lilac tree

Anonymous added on November 11, 2014 | Answered

How do I get a Japanese Lilac tree to bloom? I live in Zone 5-6. It's been at least 5 years since I planted the tree. It was a small fingerling from a catalog.

A.
A.Answers to this queston: Add Answer
Nikki
Certified GKH Gardening Expert
Answered on November 11, 2014

Here are various reasons why lilacs won't bloom, which may help, though the likely cause is a lack of phosphorus in the soil: https://www.gardeningknowhow.com/ornamental/shrubs/lilac/lilac-bush-not-blooming.htm

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