The items you mention—such as egg shells and bananas—are used to make compost. Food scraps and yard waste is an expensive slow-release fertilizer and soil conditioner for the garden. See how to compost here: /how-compost-hot-and-cold-methods
Be careful of many garden myths. Just putting egg shells or bananas in the soil will not change your soil pH or increase mineral content. They need to be composted and decompose.
Another way to enrich soil is leaf mold which is simply leaf mulch that has aged for two to three years in a pile in the corner of your yard. See how to make leaf mold: /video/how-make-leaf-mold
Worm castings are the richest fertilizer known to humans and high in minerals. Worms are often plentiful in the country. Learn about worm composting here: /video/worm-composting-how-make-wormery
Finally, there is often plenty of animal manure to be found in the country. Livestock manure is an excellent slow-release fertilizer with nitrogen and many other nutrients. It can also condition the soil, increasing beneficial soil organisms and moisture retention. See our manure guide: /content/manure-guide
Other soil amendments can certainly be purchased online and delivered to your home. Check Amazon.com.
We hope these resources point you in the right direction for meaningful soil improvement.
The items you mention—such as egg shells and bananas—are used to make compost. Food scraps and yard waste is an expensive slow-release fertilizer and soil conditioner for the garden. See how to compost here: /how-compost-hot-and-cold-methods
Be careful of many garden myths. Just putting egg shells or bananas in the soil will not change your soil pH or increase mineral content. They need to be composted and decompose.
Another way to enrich soil is leaf mold which is simply leaf mulch that has aged for two to three years in a pile in the corner of your yard. See how to make leaf mold: /video/how-make-leaf-mold
Worm castings are the richest fertilizer known to humans and high in minerals. Worms are often plentiful in the country. Learn about worm composting here: /video/worm-composting-how-make-wormery
Finally, there is often plenty of animal manure to be found in the country. Livestock manure is an excellent slow-release fertilizer with nitrogen and many other nutrients. It can also condition the soil, increasing beneficial soil organisms and moisture retention. See our manure guide: /content/manure-guide
Other soil amendments can certainly be purchased online and delivered to your home. Check Amazon.com.
We hope these resources point you in the right direction for meaningful soil improvement.