Carmine is a shade of red. I think this refers to the red tulip changing from a green bud to a red flower. So therefore, putting on her carmine suit as in turning into a beautiful shade of red. This might symbolize change and growth.
<span><span>The lines in the
excerpt from "L'Allegro" contrast with those ideas in </span>"Il
Penseroso," John Milton are:</span>
Married to immortal
verse
Such as the meeting soul
may pierce
In notes with many a
winding bout
Of linked sweetness long
drawn out