The Compendium of Caraka 1.27.110

1.27.110

rūkṣāmlamuṣṇaṃ kausumbhaṃ kaphaghnaṃ pittavardhanam/
trapusairvārukaṃ svādu guru viṣṭambhi śītalam//

Dry, sour, and hot is safflower [greens], destroying kapha and increasing pitta. / Cucumber and melon are sweet, heavy, obstructing, and cooling;