Here are several ideas:

https://www.hometalk.com/search/posts?filter=how%20to%20build%20a%20potting%20table

Here's an easy one with instructions:

https://www.ana-white.com/woodworking-projects/simple-2x4-potting-bench

Here is a pretty farmhouse style potting bench diy video:

https://www.youtube.com/watch?v=Ty58pzTfiiM

This one looks fab

https://www.hometalk.com/15430656/awaiting-potting-bench-table-addition

Awaiting! Potting Bench/Table Addition

Hello there,

All you need is 4 chunky pieces of wood for the legs and something like Scaffold boards, cut to length and screws to fit it all together.

Here are some nice ones:

https://morningchores.com/potting-bench-plans/

You can make it simply from legs and plywood or convert a piece of furniture, like a thrift store or yard sale find - maybe even from side of the road. Just make sure that you put a finish on it that will withstand elements. I would recommend marine varnish.

Here's a video that might help - https://www.youtube.com/watch?v=PLnx8G-hBJg

I’ve seen several fantastic ideas here on Hometalk. If you search them using the search bar at the top left, you’ll get loads of inspiration.

I used a old bbq and took off the oven piece and add Ed wood for the place to work on and it works great it has wheels to .