How does the average gardener tell by looking at a plant if it has a nutrient deficiency or a disease? The main three nutrients used in large amounts by our plants are N-P-K. N being nitrogen, P being ...

DURING recent years one of the most important advances in relation to the growth of field crops has been the recognition of the important part played by minute traces of elements other than those ...

If you're seeing signs of magnesium deficiency on your plants, like older leaves turning yellow while new growth still looks healthy, you might be tempted to reach for the Epsom salt. The common ...

For years, scientists have seen enhanced photosynthesis as one of the only possible bright sides of increasing levels of atmospheric carbon dioxide (CO 2)—since plants use carbon dioxide for ...