They will be fine. They will have the existing nutes in the canna coco for a short while but i highly doubt they will starve and die in four days !
Charbud Reviewed by Charbud on . 10 Days into flower, run out of food. I am 10 days into flowering and have run out of food. I can't get any more until the weekend (4 days). Is this likely to have any negative effects on my plants? I am using Canna Coco Plus as a growing medium. Rating: 5