Growing Microgreens In A Greenhouse. They are usually sown in a soil medium or substitute and harvested. Microgreens - microgreens are harvested at the first true leaf stage.
There's also a greater risk of burning the greens if the weather warms up suddenly.
They are also suited to a mini greenhouse, or outdoors on your balcony Microgreens are grown quickly from seeds in good light with adequate moisture.
You could use a special lamp or bulb, but the sun is always the best (and cheapest) bet. Did they have a constant supply of fresh water, were they grown in a protected environment? Growing microgreens for profit can be a great way to turn your gardening skills into a solid income from selling your microgreen crop to local grocers Because the crop cycle is so short, commercial growers can make a good income in a very small space.