What can I do about a wild plantain infestation in my newly seeded lawn?

Question: I’m getting wild plantain infestation after amending and reseeding my 1,500-square-foot lawn this past spring. I’d like to topdress with compost and new grass seed at the end of this season. Can you recommend the “safest” selective herbicide to control this? Or would you recommend I start new with “safest” broad spectrum herbicide and read more What can I do about a wild plantain infestation in my newly seeded lawn?