Balcony/terrace grow in Sardinia

I planted my seeds in four plastic cups and made a couple holes at the bottom of every cup and kept the cups in a warm and slightly wet environment. I transplanted my plants when they eventually developed the very first couple of leaves after cotyledons, but maybe was too early. maybe its better even to transplant directly in the final pot, but this year i wanted to try doing one more trasplant. lets see how it eventually turns