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Trumpet trees can grow up to 15 meters high
Trumpet tree has rather slow growth
The trumpet tree (Catalpa bignonioides) is a very conspicuous phenomenon, especially when it comes to an older - and thus larger specimen - in full bloom. Under appropriate conditions, the native Catalpa Catalpa can reach heights between 12 and 15 meters and up to 10 meters wide.However, a few years may pass before your specimen reaches such an impressive size.
Growth rate between 30 and 50 centimeters per year
Every year, a trumpet tree reaches an average height of between 30 and 50 centimeters at a good location and with proper care. Thus, the woods are one of the slow-growing plants, with the much smaller remaining spherical trumpet trees are much slower. The dwarf-grown, but very popular variety, Nana ', for example, only annually between five and ten inches in height (and width!) To.
Tips
With the appropriate fertilizer you can accelerate the growth of the trumpet tree. Note, however, that the use of a growth-accelerating, nitrogen-containing fertilizer can prevent flowering.