QuestionsHow to growFlowersBorder Perennial FlowersChrysanthemums 0 Vote Up Vote Down Bill Gray asked 15 years ago The lower leaves of my chryanths have turned yellow with red veins is this diseases, deficiency or virus? 1 Answers 0 Vote Up Vote Down Gerry Daly Staff answered 7 years ago This sounds like normal senescence brought on by the change of season and tail-off of growth.