I only see one thing that I would call an "error." "Gonna" is not a word, and is not using even in informal writing. I'm making a distinction here between "writing," which includes forum postings, and texting, which is really at a different, lower, even more informal level. Write:

I'm going to be patient with myself and give the improvement time to flourish.

We've only had hummingbirds visit our garden once. They really are amazing creatures.