Such seed is often grown in Western or arid climates to prevent bacterial and fungal diseases. Seeds may also have been treated to control seed and soil-borne pests. If untreated seeds are purchased, consider chemical seed treatment to insure stronger, trouble-free seedlings. Resistant or Tolerant Varieties. Selecting varieties that are resistant to as many pests as possible is very economical in the long run.
Resistance is available to most garden diseases but few insects.
Seldom is there a single variety resistant to most garden pests. Consult seed catalogs and the local extension office for more details. Above all, select varieties that are adapted to Kansas and your locality. Plant strong, healthy seedlings. Plants that are weak, spindly, too young or too old may not survive transplant shock and are more susceptible to certain pests.