You can just transplant the whole cube in soil. If the plants were rooted properly you'd have a hard time getting the roots out of the cube anyway.
senorx12562 Reviewed by senorx12562 on . Seeds to Seedlings to established plants Newbie here, just getting started. Question on making the transition from seedlings to established plants... This will be a soil grow. So, my plan is to germinate seeds by letting them soak in water until root emerges. Then, transplant to rockwool cubes to allow seedling to grow. Never worked with rockwool, so my question is, when seedling is established in rockwool cube, do I then plant the whole thing (rockwool cube and plant) into the soil when ready to transplant? Or, do I remove the Rating: 5