Blank plantable seed paper card which is 100% biodegradable for you to design your own cards. Recycled kraft envelopes are included. Size when folded: (SQ)140140 mm (envelope SQ 155mm) Plant & watch flowers grow to support bees, butterflies & all other pollinators. All the seeds in our papers are on the approved RHS list of Plants for Pollinators. Seed Paper Heart Cards, Mini Note Cards, Seeded Plantable Blank Plantable Wildflower Seed, Mix Diy Cards With Envelopes