It turns out Saffron, the world's highest-priced spice, can thrive in a hydroponic system.
Chicken fodder, grown from seeds such as rye grass, millet, buckwheat, clover and kale, can easily and plentifully be grown in an ebb and flow system.
We know many readers have been experimenting with growing different crops hydroponically. For this special Ask a Grower, we went to the...
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