I mean, it doesn’t look diseased or black or dying. Just a bit chlorotic...it’s been that way since I received it and actually has started looking better. I wouldn’t treat this plant any differently than what I have or with any disinfectants or pesticides/fungicides but cooler temps may help. That said, it appears that DC’s grow like weeds in FL from the pics he’s posted.
Here’s the foliage...it actually looks pretty solid: