Cottonseed meal is a desirable and multi-use fertilizer. So the question, “Cottonseed meal is best for what plants?” is answered by replying that most any type of garden plant can get a boost by utilizing cottonseed meal as fertilizer. Cottonseed meal fertilizer is recommended for acid-loving plants such as azaleas, rhododendrons, and camellias, leading to spectacular flowering. Turf grasses, shrubs, vegetables, and roses also benefit from the use of cottonseed meal feed.
To promote the most lush, beautiful lawn, cottonseed meal fertilizer is useful as an aid in water retention and improving soil density, and its slow release time is perfect for turf building. When using cottonseed meal, apply a 1 to 2 inch (2.5-5 cm.) layer over the graded area to be seeded. If soil is extremely bad, use cottonseed meal feed in the amount of 8 to 10 pounds (3.5-4.5 kg.) per 100 square feet (30 m.). Work into the soil, level, seed, tamp, and water well. For established lawn care, use cottonseed meal as fertilizer in the spring. Apply cottonseed meal or a mix of ¾ cottonseed meal and ¼ turf grass fertilizer in the amount of 4 to 5 pounds (2 kg.) per 100 square (30 m.) feet. In mid-summer, reapply at the rate of 3 pounds (1.5 kg.) cottonseed meal, or 2 pounds (1 kg.) cottonseed meal and ½ pound turf fertilizer per 100 square feet (9 sq. m.). Prior to winter, apply 3 to 4 pounds (1.5-2 kg.) cottonseed meal per 100 square feet (9 sq. m.) to encourage root development.
Cottonseed meal is the by-product of oil extraction from cotton seeds. As a protein-rich feed, cottonseed meal is common source of protein for ruminants, who are relatively tolerant to gossypol. Cottonseed meal is also used as fertilizer.