Name: Al F. 5b-6a mid-MI Knowledge counters trepidation.
Depending on the plant species, adding additional grow medium (or compost) atop the existing grow medium could cause rot diseases of the stem, crown, roots, that's why the advice to be careful about planting too deep when planting out.
Al
* Employ your time in improving yourself by other men's writings, so that you shall gain easily what others have labored hard for. ~ Socrates
* Change might not always bring growth, but there is no growth without change.
* Mother Nature always sides with the hidden flaw.