A huge risk is that the buyers fail to close. You wouldnât believe some of the things that can happen, over my 19 years in real estate I have witnessed some crazy things. Everything from the lender going bankrupt after closing but before recording, to the buyer getting fired the night before the closing.
1 Soil needs to be well-drained, loose, and rich in nitrogen; compact soil affects bulb development. 2  Till in aged manure or fertilizer the fall before planting. 3  Onions are heavy feeders and need constant nourishment to produce big bulbs.
Lowering pH. If your soil test shows alkaline soil -- with a pH of 7.0 or greater -- it may be necessary to lower the pH to grow tomatoes. The most common way to do this is to add elemental sulfur, or a sulfur compound like aluminum sulfate, to your soil before planting.