For Amaranthus generally between 100 and 150 kg N per Hectare but it is depends upon types of soil. A balanced fertilizer works well for Red amaranth, for example an all-purpose fertilizer with a 10-10-10 NPK number.
Good day! The recommended nitrogen requirement for vegetables, including Amaranthus (also known as Amaranth), can vary depending on the specific variety and growing conditions. However, here are some general guidelines:
Recommended Nitrogen Requirement for Amaranthus
1. General Recommendation: For optimal growth, Amaranthus typically requires around 90 kg of nitrogen per hectare.
2. Top Dressing: Applying a top dressing of limestone ammonium nitrate (LAN) at a rate of 28 kg per hectare at monthly intervals can promote better regrowth of leaves after harvesting .
3. Integrated Nutrient Management: Combining nitrogen-rich organic manures, inorganic fertilizers, and biofertilizers can enhance growth and yield.
It's important to adjust these recommendations based on soil tests and specific local conditions to ensure the best results.