growth tree quest

hi evryone
i have a question please,(for what else i´m here
).i tried to win the growth tree tournament,and can´t win it.
the tree of the whitches is evrytime a little bit higher as mine,i have put in 10 growth mushrooms and strengh and mind of sarah are i thinkl at 1130 and 1121.but i´m not able to win it
are ten growthmushrooms enough or should it be a little moore of them.thanks 
i have a question please,(for what else i´m here

the tree of the whitches is evrytime a little bit higher as mine,i have put in 10 growth mushrooms and strengh and mind of sarah are i thinkl at 1130 and 1121.but i´m not able to win it

