A study was carried out to evaluate the potential of exogenously applied potassium nitrate [1.0 g·dm−3 (K1), 2.5 g·dm−3 (K2) and 5 g·dm−3 (K3)] plus gibberellic acid (GA3) [0.005 g·dm−3 (G1), 0.01 g·dm−3 (G2) and 0.015 g·dm−3 (G3)] on the growth and development of the cucumber (