Fusarium wilt caused by Fusarium oxysporum f. sp. niveum in watermelon can cause yellowing and wilting of one runner or one side of the plant.

Fusarium wilt caused by <i>Fusarium oxysporum</i> f. sp. <i>niveum</i> in watermelon can cause yellowing and wilting of one runner or one side of the plant.; California Credit: R. Michael Davis
Credit: R. Michael Davis