It’s common knowledge that tough plastic trays last longer than Styrofoam, so represent a better return on investment…but there’s another sometimes more hidden saving.
A hard plastic tray is better on fertilizer than a Styrofoam tray. This is because of two main reasons:
• The roots are better, so take up nutrients more efficiently. This means less goodness runs through the cell and is lost down the drain.
• Nutrients can’t absorb into the cell walls.
When you combine these two facts, you can reduce the amount of fertilizer and nutrient management you have to do, creating a large net saving. There is good…