Cottonseed Meal; Cotton Seed meal is Nitrogen rich fertilizer with typical NPK ratio at 3-1-1. Cottonseed meal can be used when you want to lower the pH of the soil, as this product tends to acidify soil to some extent. This is a good source of slow release Nitrogen and will not burn the plant roots. Good source of food for soil bacteria, Earth worms, etc. Cottonseed meal can be combined with other fertilizers to make a custom mix.
Castorseed Meal; Castor Seed meal is Nitrogen rich fertilizer with typical NPK ratio at 4-1-1. Castor seed meal can be used when you want to maintain the pH of the soil. This is a dense source of Nitrogen and can supply 12 times more nitrogen as compared to Cow dung of similar quantity. Castor seed meal is also important in Integrated Pest Management (Act as fertilizer and pest repellent).
Mustard Oil cake; Mustard Oil cake is an organic fertilizer which is also a traditional Indian fertilizer. Since it is natural Mustard oil cake is environment friendly and contains all the nutrients that are required for a healthy plant. Typical NPK ratio of Mustard oil cake stands at 4-1-1. Mustard oil cakes are a very good source of organic Magnesium, Sulphur, Manganese and Zinc among other trace elements. Mustard oil cake powder can be used to make fertilizer tea which can then be used to irrigate the plants and also provide nutrition.
DIY Fertilizer blend kit; Combine these oil seed meals to make your own Fertilizer blend to have properties of altering soil pH, Pest repellent properties and provide complete nutrition.