Q.Are petunia seeds just placed on top of soil
Once the petunia seeds are placed on top of the soil to begin growth, do you place soil over the top of the seeds or do you leave the seeds exposed?

Downtoearthdigs
Answered on May 31, 2015
Yes, the seed is sprinkled on top of the soilless mix.
Here is a link with great step by step directions.
https://www.gardeningknowhow.com/ornamental/flowers/petunia/petunia-seed-propagation.htm
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