How Long Do I Have To Wait For A Jacaranda To Flower?

Question

I planted it twelve years ago, on the tenth year it produced two flowers only. Then on the twelfth year I have two solitary flowers again. Every year I have a beautiful green foliage,

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Answer 1

Likely, it has to do with soil nutrient content. Make sure to test your soils for excessive nitrogen. This will prevent flowering. If a soil test reveals that you have too much nitrogen, then you can offset with phosphorus and potassium.

Here are some articles that will help:

https://www.gardeningknowhow.com/garden-how-to/soil-fertilizers/testing-moisture-in-plants.htm

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

Outside of this... Patience is key. It is right in the range of flowering age.

https://www.gardeningknowhow.com/ornamental/trees/jacaranda/jacaranda-tree-not-blooming.htm