One of the advantages of starting seeds in starter cubes is your sprouted seeds can easily be transferred right to their next growing medium or container.
Cannabis seeds can look a bit different when germinating. When in doubt, always wait a few days to see if leaves appear before you try to interfere.
Germination Method 4: Soak Marijuana Seeds in Water Overnight
Keep CFLs or fluorescent lights about 6 inches away from your seedlings. Place your hand where the leaves are to make sure it doesn’t feel too hot. If it’s hot for your after 10 seconds, it’s too hot for your plants.
Rockwool cubes can be bad for your health
Your Cannabis Seedling’s First Few Weeks
Next, the cannabis plant will start making 5-finger leaves
After 1-2 days all you do is spray the surface of your soil/rapid rooter…that’s all your plants need in this stage if you didn’t skip step 4 (so don’t water your seeds in the next few days, only spray them).
But if you really want to increase all odds…
This article is based on scientific studies, written by Winston Peki and fact-checked by experts.
Then water your cups until water runs freely through the drainage holes.
Step 5: Moist the surface of your growing medium
You probably also can remember that you germinated seeds with the ‘paper towel method’.
After 12 hours shake out excess water.
Lastly, you fill up the cup with the sterilized soil.
Pictured Guide ‘Pre-Soak and Plant Method’
If we look at the science of seed germination…