Hey everyone! I'm setting up a 20x30 garden in a very sandy area of the Adirondacks and I've got access to plenty of well-aged manure (llama, horse, and cow, aged 5-10 years). I've already added some bark, dead sticks, and leaves at the bottom of my garden bed. Now, I'm planning to mix the manure with sand and the little bit of soil I have to create a better growing environment. I'm unsure about the right ratio of manure to soil—I'm considering a 50/50 mix but might need to buy some additional soil. What are your thoughts and recommendations?
2 Answers
Just a heads up, make sure the manure is well-composted! Fresh manure can burn your plants because it has high nitrogen content. If you do want to use fresh manure, the best approach is mixing it into the soil in the fall so it can break down over the winter. Otherwise, stick with the aged stuff to avoid any damage.
It’s tricky to pin down a perfect ratio since it can vary, but testing a 50/50 mix in a small grow bag or pot is a smart way to see how it performs. Also, check if your sandy area has a layer with more clay by digging a bit deeper. You might want to do a DIY soil texture test too – there are some easy guides online. And for thorough info, consider testing the nutrient content of your final mix with a lab like Midwest Labs. Reaching out to local experts, such as master gardeners or your extension office, can also give you tailored advice for your area.