I have consistently gotten the best survival with these arums by leaving the tuber completely dry and in a cool place until they start to sprout. This even includes the tropical ones like the titan. Paul Licht, Director Univ. California Botanical Garden 200 Centennial Drive Berkeley, CA 94720 (510)-643-8999 http://botanicalgarden.berkeley.edu/ On 10/10/2010 9:50 AM, Rob Blomquist wrote: > Due to our rainfall, I have rotted out the tuber of this plant more > times than I care to count and had seedlings die off. I put a tuber in > a 2 gallon pot about a month ago, and set it next to plants in the > garage which are waiting for spring. > > Should I water this tuber or just let it sit in the pot waiting for > spring watering? Or will it tell me what to do? > > Rob >