12 Plantable Medium Butterfly Seed Shapes in a Bag 12 Plantable Medium Sized Butterflies that Grow! Your guests will love to get something they can use! The seeds are embedded in the paper and these are sold in bulk in a bag. This is an assortment of colors, but you can e-mail us your preferences. If we don't hear from you regarding colors, an assortment will be given. Make your own favors with these or use them with your students! Handy planting instruction card is included so you can use those instructions as you make your cards!