A Column Of Colored Smoke Of Blue And Red Color From A Vape Of An Abstract Form Tending Upwards On A Black Isolated Background Above A River With Small Waves Stock Photo Southern Catalpa Catalpa bignonioides No these aren't giant tree green beans, but instead the seed pod of the northern catalpa. These bean like pods can grow to be 20" long and contain numerous 1" long seeds. #haverfordcollegearboretum # 18,766 Colorful Vape Smoke Royalty Free Images, Stock Photos & Pictures Shutterstock