Q: I have two trees that were planted some 15 years ago improperly as the lawn sprinklers were used for watering instead of drip. The roots are spreading in all directions, and I am worried they may ...

Although this method of identifying deep-rooting plants was accomplished with corn, shown here on a cloudy summer morning growing at Penn State's Russell E. Larson Agricultural Research Center, it can ...

A new technique may make it easier to selectively breed crop plants for better, deeper roots. The non-destructive process involves quickly checking a plant's leaves to see how far down its roots go ...