Largeevergreentrees.Leavescrowdedbranchlets,leathery,oblong,lanceolate,paniclesterminalbranches,flowers,flaxen,aftertuberculosis.Large,slantingovoid,ripefruityellow.Sex,notcoldorwarm,likethelight.Averagetemperaturesinthe2030degrees,thetemperaturefallstogrowgood18degreesbelow10degreesbelowareslowgrowing,stopgrowing.Themostsuitablescopeofannualrainfallis80025mm.Onthesoilandsoildeepwithstrictrequirementsandundergroundwaterlevelislow,rich,gooddrainageandmaturationofosteoporosisandsandyloamtextureisideal,inloamandneutral,acidicsoilpH5.57.5.