NFT, Late Evening Check

Cooler air has moved into the area this evening. All but four plants are showing signs of recovering. Will check again in the morning.

NFT, All Plants Showing Signs of Wilting

NFT main system. The heat index is now 95, all plants are starting to show signs of wilting. Looks like if this heat wave keeps up, all the plants will die. Adjusted the pH to 6.0, Hoping this might help the plants accept more water.