Hi! I'm trying to start a garden this year. So far I'm growing vegetables from seeds indoors. I've sowed some brussel sprouts, and first they looked perfectly helthy and strong, but then in less than a week they got very tall and thin, until they died.
Please help! What did I do wrong? I used Jiffy seed starting mix, and I kept baby plants under the lights because it was cold and rainy that week.
Here is what have left out of my brussels: