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Spinach in hydroponics

Spinach is a leafy green vegetable that can be grown successfully in hydroponic systems. Here are some general guidelines for growing spinach in hydroponics:

  • pH: The pH range for growing spinach in hydroponics should be between 6.0 and 7.0.
  • TDS: The recommended TDS level for spinach is between 800 to 1500 ppm.

The following are the general steps for growing spinach in hydroponics:

  1. Seed Germination: Germinate spinach seeds in a separate tray or propagator. Once the seedlings have 2-3 leaves, they can be transplanted to the hydroponic system.
  2. Hydroponic System: There are different types of hydroponic systems that can be used for growing spinach, such as deep water culture, nutrient film technique, or drip irrigation. Choose the system that works best for you.
  3. Nutrient Solution: Use a balanced nutrient solution that contains all the essential nutrients that spinach requires, such as nitrogen, phosphorus, potassium, calcium, and magnesium.
  4. Lighting: Provide sufficient light to the plants, at least 12-14 hours per day. Spinach can grow under low to moderate light conditions, but it will grow best under bright, direct light.
  5. Temperature and Humidity: The ideal temperature for growing spinach is between 18°C to 25°C, and the relative humidity should be between 50% to 70%.
  6. Harvesting: Spinach can be harvested when the leaves are big enough to be picked. It can take around 4 to 6 weeks from seed to harvest, depending on the specific variety and growing conditions.

As for the requirements for each state in India, it is difficult to give a comprehensive answer as the pH and TDS levels can vary depending on the specific variety of spinach, the type of hydroponic system, and other environmental factors. However, the guidelines mentioned above are generally applicable across different regions.