From the hort 402 manual
Sulphur-deficient plants often are pale green, yellowish-green to completely yellow. These characteristics, which are similar to characteristics of nitrogen-deficient plants, are first observable in the younger leaves. Deficient plants are small with small and often narrow leaves. Stems are thin with inhibited longitudinal growth.
- Chlorosis of the younger leaves
- S deficiency is rarely observed in either nature or agriculture
NOTE about Photo:
This bean plant received 0 S