i am a first time grower and i have 6 plants in my closet and all of them are 13 days old, only 2 of the plants have healthy looking green leaves, the other 4 have 4 leaves and the leaves are turning yellow and either curling up or shrinking to tiny yellow leaves. can someone please tell me what is wrong and how i can cure my plants so they grow up to be healthy
more info needed: need pics 1. Are you growing from seed or clones? 2. How old are your plants? 3. How tall are your plants? 4. What size containers are they planted in? 5. What is your soil mix? 6. How often do you water and what type of water do you use? 7. What is the pH of your water? 8. What kind of fertilizer do you use and what is its NPK ratio? 9. What kind of lights do you use and how many watts combined? (HPS, MH, fluorescent, halogen, incandescent "plant lights") 10. How close are your lights to the plants? 11. What size is your grow space in square feet? 12. What is the temperature and humidity in your grow space? 13. What is the pH of the soil?