May birth flowers Tweet May 1Primula obconicaPrimula polyanthaLily of the valleyPrimulaMay 2Moss phlox Lily of the valleyMay 3ClematisMay 4HanashobuJapanese Iris 'Shinsoukajin'May 5Arctic IrisMay 6Bletilla striata May 7Purple Magnolia May 8RhododendronMay 9Clematis May 10Ageratum houstonianumMay 11Garden nasturtiumMay 12CarnationMay 13California poppyIris lavigataMay 14AquilegiaChinese peonyMay 15CarnationCampanula 'Suzuhime'May 16Bank's RoseMay 17FuchsiaTulip Mrs. JT · SeapersMay 18Mexican shrimp plantPrimula sieboldiiMay 19Satsuki May 20AquilegiaMay 21Delphinium lark spurMay 22Wake robinMay 23Yellow SultanCalceolariaMay 24Red cloverHeliotropium arborescensMay 25Asparagus schoberioidesYuzuPersian buttercupGarden pansyMay 26OlivegeraniumMay 27Japanese snowballfeverfewMay 28AmaryllisLily of the valleyVeronicaMay 29Nigera DamascenaNigella orientalis May 30AmaryllislilacMay 31Garden lupinJapanese wisteria