NPK 10-10-10+40%
About NPK 10-10-10+40%
NPK 10-10-10+40% is a balanced granular fertilizer with 10% each of nitrogen, phosphorus, and potassium, plus 40% additional components (likely organic matter or slow-release agents for extended feeding), suitable for lawns, flowers, vegetables, trees, and shrubs as a general-purpose option.
Nitrogen promotes green growth, phosphorus aids roots and blooms, potassium strengthens overall health, while the +40% enhances nutrient retention and gradual release, reducing application frequency and preventing burn.
It's effective for maintaining soil fertility in various conditions, leading to steady growth and improved plant vigor without over-fertilizing. Versatile for beginners, it supports sustainable practices by minimizing runoff.
Users experience healthier lawns with fewer weeds and better crop quality, making it ideal for mixed gardens.
Explore related RNZ products: NPK 19-19-19, NPK 18-18-05.
At a glance
Apply 1 lb per 100 sq ft or 200-300 lbs per acre broadcast in spring or fall.
Application rate and timing can vary by crop, growth stage, soil and local conditions. Contact RNZ for crop-specific guidance.


