Hey every1
im having a problem with one of my seedlings, the tips of the leaves are yellowing and turning down,and there are a couple yellow spots, its not over fert cause i havnt even fertilised yet, and its not over watering either, i water every 2-3 days when the soil becomes dry. What could it be???
Please Help!!

http://i138.photobucket.com/albums/q...Photo-0084.jpg