I planted my squash next to my cabbage. My squash is not doing good. Is it because it's next to the cabbage?
I wouldn't think that your squash is suffering because of being next to your cabbage. There are a limited number of reasons your squash may not be happy. This article provides a short list of problems along with how to correct them:
This article contains a list of companion plants: https://www.gardeningknowhow.com/edible/vegetables/vgen/companion-vegetable-garden.htm