Q. Commercial flower crops are sometimes watered to cause leaching. This means: (Solved)
1. Watering to spread fertilizer nutrients more evenly throughout the plant root system
2. Watering to remove excess soluble salts from the growing medium
3. Watering only to wet the top 1/3 of the growing medium
4. Watering by subsurface methods
- b. Watering to remove excess soluble salts from the growing medium