Forums HM Basic Course Com... Lesson 9: Placing M... Notifications Clear all Lesson 9: Placing Microgreens Under Light In Lesson 9, I discuss more details of light placement, sunlight, tray spacing, and the most important detail of all after sowing microgreens is how and when to water microgreen trays. Go back to the Lesson. RSS No topics were found here Share: Not a Member? Click below to join; it’s FREE! Go Register & Join