I'm an inexpert but compulsive constructor of spreadsheets. I have a number of them for gardening data, most of them abandoned as too clumsy in the long run. I guess I keep hoping they'll compensate for my failing memory but... (forget what I was going to say.)
Here's the start of my latest one, in hopes of getting organised with succession planting.
It's modified from one I found online at
https://attra.ncat.org/attra-pub/viewht ... succession
Johnny's Select Seed also has a lot of good information online about successions.