How to Grow Red Amaranth Using a Hydroponic System for Beginners
Basic Data
- ☀ Ideal Temperature: Red Amaranth thrives in temperatures between 65°F to 75°F.
- 🌱 Germination Time: Usually takes about 4 to 10 days to germinate.
- 📅 Time to Maturity: Typically matures in about 40 to 50 days.
Germination Steps
- Step 1: Soak the planting sponge and gently squeeze out excess moisture.
- Step 2: Place Red Amaranth seeds into the damp sponge.
- Step 3: Keep in a warm, light-filled area until seeds germinate.
- Step 4: Transfer the sponge with the sprouted seeds to the hydroponic system.
Growing Process
Light Requirements Table
| Stage | Light Duration | Light Spectrum | Light Intensity |
| Germination | 12-14 hours/day | Full spectrum | 100-150 µmol/m²/s |
| Seedling | 14-16 hours/day | Full spectrum | 150-200 µmol/m²/s |
| Vegetative | 16-18 hours/day | Full spectrum | 200-250 µmol/m²/s |
| Mature | 16-18 hours/day | Full spectrum | 200-250 µmol/m²/s |
- 💧 Water Pump Volume and Duration: Set to cycle every 20 minutes.
- 🔧 pH Value: 6.0 to 6.5.
- 🍼 Nutrient Ratio:
- Nitrogen: 160 parts per million
- Phosphorus: 80 parts per million
- Potassium: 200 parts per million
- Calcium: 120 parts per million
- Magnesium: 60 parts per million
- Trace Elements: Include Iron, Manganese, Zinc at 1 part per million each as needed.
Plant Benefits
- High Nutritional Value: Rich in proteins, vitamins, and minerals, especially iron and calcium.
- Versatile Uses: Leaves can be used in salads, soups, and stir-fries; seeds are edible too.
- Aesthetic and Ornamental: Vibrant red leaves add color and drama to your hydroponic garden.
Conclusion
Red Amaranth is an excellent choice for hydroponic gardening due to its rapid growth and high nutritional content. It adds a splash of color to your garden while providing a versatile and healthful addition to your diet.