Garden Wisdom Blog — calcium

Blossom end rot is one of the most common complaints for tomato growers, particularly on plants grown in containers. It’s a complex problem that results from calcium not being available to the plants as the ovary at the base of the flower is fertilized and begins to develop into a tomato. It is very typical in plants that are in soil that is alternately dry and then wet. That fluctuation means that even if calcium is present, it is not consistently available to the plant. Another contributing factor is the use of high nitrogen fertilizers, which cause rapid growth, placing...