I have

use the extra bucket method - it works perfect.

just mix solution as directed and set the lid on the newly filled and clean bucket.

I have also

just set them in another bucket Dry

Set them on the floor with nothing.

held them in the air while someelse went and got the bucket clean and filled

what ever it takes. and the roots like to be touched. I wave my hand through the water to separate the roots sometimes, they seem to enjoy it and are always fat.