Large fluctuations in soil moisture can make roots unable to take up adequate calcium. To control, maintain soil pH between 6.0 to 6.8. Use soils with high water-holding capacity. Water regularly and deeply. To control, rotate with grasses or legumes.
Fruits are few, small and of poor quality.
The condition is caused by soil-borne fungi. To control, rotate crops. Copyright 2000, National Gardening Association. All rights reserved. Click here to receive up to four Free estimates from prescreened and insured contractors.