One of the key teachings about yoga sadhana (practice) is that results best or sometimes only can possibly come with steady commitment for a long period of time.
The red maple in my front garden (really more of a giant tree box) was barely the height of the porch roof when I bought my house. Now, almost 25 years later, it is as tall as the house. And even more stunningly, blazingly, Kali-like red every fall.