Shuke-shuken masu saurin fitowa shine wanda ke nuna gajeriyar zagayen rayuwa. Kalmar ephemeral na nufin wucewa ko sauri da sauri. Dangane da tsirrai, yana nufin dabaru daban-daban na haɓaka. Na farko, (ephemeral spring), yana nufin tsirrai masu shuɗewa waɗanda ke fitowa da sauri a cikin bazara kuma suna mutuwa zuwa sassan su na ƙasa bayan ɗan gajeren girma da haɓaka lokaci. (Ephemerals na hamada) sune tsire -tsiro waɗanda aka saba dasu don cin gajiyar ɗan gajeren lokacin rigar a yanayin bushewar ƙasa . Abubuwan da ke da laka-lebur suna amfani da gajerun lokutan ƙarancin ruwa. A yankunan da ake fuskantar rikice-rikicen ɗan Adam, kamar yin noma, ciyayi mai ɗanɗano tsirrai ne na ɗan gajeren lokaci wanda tsarin rayuwarsu gaba ɗaya ke ɗaukar ƙasa da lokacin girma . A kowane hali, nau'in yana da tsarin rayuwa wanda aka ƙaddara don amfani da ɗan gajeren lokacin da ake samun albarkatun kyauta. Spring ephemerals ne perennial Woodland wildflowers wanda cigaban sassa (watau mai tushe, ganye, da kuma furanni ) na shuka farkon kowane (spring) sa'an nan da sauri Bloom, da kuma kayan iri.