Spinach
# Germination
Best method: Styrofoam plate method - Variation of Paper Towel Germination
| Item | Amt | Notes |
|---|---|---|
| Length | 5-10 days | |
| Temperature | 32 and 65°F | spinach is a cool weather crop |
| Heating Pad | no | |
| Grow Light | yes - 12 hours/day once sprouted | Blue light enhances chlorophyll production |
| Grow Medium - rockwool, coconut coir |
# Compatible Systems
| Type | ✅ / ❌ | Notes |
|---|---|---|
| Kratky | ✅ | |
| Deep Water Culture | ✅ | |
| Ebb and Flow | ✅ | |
| Nutrient Film Technique | ✅ | |
| Drip System | ✅ | |
| Aeroponics | ✅ | |
| Fogponics | ✅ | |
# Time to Maturity
45 days
# Harvesting
Can harvest outer leaves
# Optimal Conditions
| x | Value |
|---|---|
| pH | 6.5-7 (some say 5.5 - 6.5) |
| EC | 1.8-2.3 (0.65 for seedings) |
| Lighting | 6-8" , 10-14 hours of light per day |
| Temperature | 59°F to 68°F |
# Nutrients
Nitrogen focused
# Care
Yellowing leaves may indicate nutrient deficiency Spinach may bolt if temperatures are too high
