Angeline's Evolution of Plants Timeline By pontange 4000 BCE Poppies 1500 4 o'clocks 1562 Larkspur 1573 Hollyhock 1695 Sweat Pea's 1720 Morning Glory Royal Blue Ensign 1731 Carolina Allspice 1735 Heliotrope 1735 Button Bush 1763 Venus Fly Trap 1775 Foxglove 1820 Columbine 1926 Campanula