Q.Best Way To Plant Carnation Seeds In A Pot.
do I germinate in water before planting in pot
Certified GKH Gardening Expert
You will want to germinate these seeds the same as if you were planning to plant them outside. Sprinkle the seeds over the top of starter soil and cover, just lightly, with more soil. Use a mister to keep them moist, and create a greenhouse environment for them by covering them with a plastic bag. When they've produce two or three leaves, they can be transplanted to a larger pot. This article has details:
https://www.gardeningknowhow.com/ornamental/flowers/dianthus/growing-carnations.htm