Posted on March 17, 2010 by MarkPotting tomato starts Starting March 12 I have been separating the 5-10 tomato seedlings in each 3.5″ pot into individual 4″ pots. Share this: Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Click to print (Opens in new window) Print Click to share on Pinterest (Opens in new window) Pinterest Related