you could test the water params during the bloom that way u can verify if it is a mini cycle.
i usually get a slightly cloudy tank right after a large water change and extensive gravel vac on my 75 gal exodon tank. So i know my tank is going through a mini cycle
i usually get a slightly cloudy tank right after a large water change and extensive gravel vac on my 75 gal exodon tank. So i know my tank is going through a mini cycle