Njengensizakalo ekuvumela ukuthi useshe imininingwane nolwazi oluningiliziwe lwezinsizakusebenza zezinto ngento ethile, isitshalo se-encyclopedia, izitshalo ezingavamile, izitshalo ezikhethekile, izibonelo zezitshalo, izinsiza zezitshalo, izibonelo zezinkomba, imbewu yezitshalo, izitshalo ezinazo, amahlathi avikelwe, amanzi avikelwe, ukucwengwa kwezitshalo, ukusatshalaliswa kwezitshalo ngemithambo , Izitshalo zabantu, imininingwane yezitshalo ezijwayelekile, njll. Kungabuzwa.
Isebenzisa i-database yemithombo yezitshalo yeNational Arboretum ye-Forest Service.
Kubuyekezwe ngo-
Dis 16, 2021