OldMac I ask you because you know aro This problem might not be specific to aro but you helped me before with a problem . these pics are not too good but here they are what is happening is that the large older leafs are turning yellow and have something that looks like rust any help? thanks
alfonso2002 Reviewed by alfonso2002 on . Need help not sure what is happening -------------------------------------------------------------------------------- 1. Are you growing from seed or clones? clones 2. How old are your plants? 20 days 3. How tall are your plants? 16" 4. What type of hydro system are you using? aro sprayers 5. What brand/type of nutrients are you using?fox farm line 6. What is the Ph of your nutrient solution?5.8 7. What is the PPM/EC of your tap water? 0 8. What is the PPM/EC of your nutrient solution?900 Rating: 5