Shallow is the way to go when sprouting seeds.
I've had great luck starting seeds in water until they open and the tails just barely stick out. Then just stick em in pre-moistened dirt, TAIL UP, and you're golden.
Here are some Half & Half by Cannaventure.
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They have only been watered once, which is also VERY important. Gotta make the young uns reach for the water so their roots get big & strong. Overwatering young plants will set them up for future problems. Healthy roots = healthy plants.