Why are some of my squash getting about three inches long and then turn yellow and dry up? Also, my small tomatoes are turning black on the ends.
Squash and Tomato
Certified GKH Gardening Expert
With the squash, it sounds like a pollination problem. These articles will help: https://www.gardeningknowhow.com/ornamental/trees/teak/insect-pollination-process.htm
The tomato has blossom end rot. Here is more information: https://www.gardeningknowhow.com/edible/vegetables/tomato/tomato-blossom-rot.htm