12/27/2022 0 Comments Humidity for seedlings![]() ![]() When they’ve developed their second or third growth of serrated leaves, they’re strong enough to thrive in direct sunlight. If your seedlings are going to be planted outside, you should move them near a sunny window for the first week or two, just after they emerge from their growing medium (avoid long periods of direct sunlight). ![]() Growing cannabis seeds outside – natural daylight If you can see the plants moving gently, they are getting enough breeze to strengthen them. It should oscillate so that the plants don’t receive airflow from only one direction. A small household fan on its lowest setting works fine. Your seedlings will also need a gentle breeze to strengthen their stems this means they’ll be less likely to fall over as they mature. If you are using LED lights, the distance should be about 30 cm.If using a compact fluorescent lamp, the distance should be about 15 cm with normal fluorescent tubes, the distance should be reduced to just a few centimetres.If you’re using HID lighting, keep the seedlings at least 50 cm from the bulb.These distances will vary depending on wattage, but as a rough guide: If you’re growing inside, the seedlings can be placed under artificial light as soon as they’ve sprouted from the soil. Growing cannabis seedlings inside under lights They also like humidity, and a gentle breeze. Knowing the right amount of light to expose your seedlings to, plus the perfect temperatures and humidity, is vital for growing healthy cannabis plants.Ĭannabis seedlings thrive in bright, sunny conditions (21° C to 23° C). ![]()
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