1 4 9 0 ), ▁was ▁also ▁granted ▁to ▁Lady ▁Y ar borough . ▁On ▁the ▁same ▁date , ▁The ▁House ▁of ▁L ords ▁also ▁agreed ▁that ▁their ▁father ▁had ▁held ▁the ▁bar ony ▁of ▁Dar cy ▁de ▁Kn ay th , ▁which ▁was ▁granted ▁to ▁Lady ▁Pow is . ▁ ▁Personal ▁life ▁ ▁On ▁ 2 1 ▁August ▁ 1 8 9 0 , ▁she ▁married ▁George ▁Herbert ▁( who ▁succeeded ▁his ▁uncle ▁as ▁Earl ▁of ▁Pow is ▁six ▁months ▁later ) ▁at ▁St ▁George ' s , ▁Han over ▁Square , ▁London , ▁England . ▁Lady ▁Pow is ▁persu aded ▁her ▁husband ▁to ▁entr ust ▁the ▁entire ▁management ▁of ▁the ▁d eter ior ating ▁gard ens ▁at ▁Pow is ▁Castle ▁to ▁her ▁in ▁ 1 9 1 1 . ▁Over ▁the ▁next ▁ 1 8 ▁years , ▁she ▁effectively ▁re created ▁the ▁gard ens ▁of ▁Pow is ▁into ▁the ▁intern ation ally ▁ren owned ▁form ▁that ▁they ▁have ▁today . ▁ ▁The ▁Earl ▁and ▁Count ess ▁of ▁Pow is ▁had ▁three ▁children : ▁▁ ▁Per cy ▁Robert ▁Herbert , ▁Vis count ▁C live ▁( 1 8 9 2 – 1 9 1 6 ), ▁died ▁of ▁w ounds ▁received ▁at ▁the ▁Som me . ▁ ▁Lady ▁Herm ione ▁G w lad ys ▁( 1 9 0 0 ▁– ▁ 1 9 9 5 ), ▁married ▁Roberto ▁Luc ches i - Pal li , ▁ 1 1 th ▁Duke ▁della ▁Gra zia ▁and ▁ 1 3 th ▁Prince ▁di ▁Camp of ran