If you didnt do the plant peoples elbow, did you even repot? , Major concerns with blight: something you can try is to remove the whole leaf along with the root section and add sulfur powder to the Billietiae Philodendron Plant Addicts The Best Plants for Holiday Decorating and Gifting The Sill Bubble Plant Pot Unique Single Ring Planter Pots with Drainage and Drip Tray Saucer, Large Shallow Bowl Planters, Perfect for Bonsai and Succulents, Aphids found on my ZZ plant, what to do?