▁the ▁companies ' ▁corpor ate ▁towns ▁of ▁Why alla ▁and ▁Iron ▁Kn ob , ▁for ▁amen ity ▁purposes . ▁During ▁a ▁series ▁of ▁vis its ▁between ▁ 1 9 3 2 ▁and ▁ 1 9 3 7 , ▁Morris ▁( the ▁historical ▁documentation ▁does ▁not ▁record ▁participation ▁by ▁Margaret ▁Morris ▁in ▁the ▁S . A . ▁projects ), ▁successfully ▁established ▁an ▁Australian ▁fl ora ▁plant ▁nur ser y ▁in ▁Why alla ▁and ▁developed ▁plant ations ▁of ▁Australian ▁fl ora ▁there ▁and ▁at ▁Iron ▁Kn ob . ▁He ▁also ▁ad vised ▁the ▁municipal ▁council ▁of ▁Port ▁Pir ie ▁on ▁the ▁possibility ▁of ▁establish ing ▁plant ations ▁there , ▁although ▁no ▁actual ▁work ▁appears ▁to ▁have ▁been ▁undert aken . ▁ ▁Morris ▁initi ated ▁two ▁natural ▁reg ener ation ▁projects ▁in ▁Why alla , ▁approximately ▁between ▁ 1 9 3 5 ▁and ▁ 1 9 3 7 ▁( prec ise ▁dates ▁unknown ). ▁At ▁Hum mock ▁Hill , ▁f encing ▁of ▁the ▁bare ▁site ▁to ▁exclude ▁da iry ▁cattle ▁led ▁to ▁the ▁reg ener ation ▁of ▁the ▁ind igen ous ▁fl ora . ▁The ▁second ▁project ▁was ▁located ▁on ▁the ▁current ▁site ▁of ▁the ▁Ada ▁Ryan ▁Gard ens ▁in ▁Why alla , ▁and ▁involved ▁the ▁management ▁of ▁invas ive ▁beach ▁sand ▁d unes , ▁by ▁f encing ▁to ▁exclude ▁rabb its ▁and ▁cattle , ▁allowing ▁the ▁ind igen ous ▁fl ora ▁to ▁recover . ▁By ▁ 1 9 3 9 ▁both ▁projects ▁were ▁being ▁ha iled ▁as ▁major ▁success es , ▁with ▁tang ible ▁out