Here is how a set of cork blocks can help you. Downdog is a common pose. The downdog step thru is a common transition. If you are very tight and can’t quite reach the floor while standing up, blocks will bring the floor up to you.
I am showing downdog without blocks and with the different heights. The cork blocks are denser and offer more stability than the foam blocks. https://amzn.to/3o6itdG
Here’s a link to the cork blocks. They are sturdier than the foam ones.