ass al ▁& ▁Mont pel lier ▁Sup Ag ro . ▁One ▁possible ▁source ▁for ▁the ▁confusion ▁of ▁the ▁g rap es ▁parent age ▁is ▁that ▁a ▁common ▁syn onym ▁of ▁several ▁cl ones ▁of ▁Ch ard onn ay ▁are ▁sometimes ▁listed ▁as ▁Pin ot ▁Ch ard onn ay ▁and ▁Ch ard onn ay , ▁itself , ▁was ▁a ▁crossing ▁of ▁Pin ot ▁and ▁the ▁obsc ure ▁French ▁wine ▁gra pe ▁G ou ais ▁blanc . ▁ ▁W ine ▁region ▁ ▁While ▁the ▁gra pe ▁is ▁a ▁recommended ▁plant ing ▁for ▁every ▁major ▁French ▁wine ▁region ▁except ▁Als ace , ▁Ch as an ▁is ▁only ▁plant ed ▁on ▁a ▁limited ▁scale ▁in ▁the ▁L angu ed oc ▁region ▁where ▁it ▁is ▁usually ▁found ▁in ▁experimental ▁vin ▁de ▁pays ▁bl ends . ▁ ▁Vit icult ure ▁ ▁Like ▁Ch ard onn ay , ▁Ch as an ▁is ▁an ▁early ▁bud ding ▁variety ▁and ▁can ▁be ▁at ▁risk ▁for ▁spring time ▁fro st . ▁However , ▁like ▁the ▁Pin ot ▁family , ▁the ▁variety ▁tends ▁to ▁rip ens ▁late ▁and ▁often ▁doesn ' t ▁develop ▁the ▁sug ars ▁or ▁complexity ▁to ▁make ▁a ▁vari etal ▁wine ▁similar ▁to ▁either ▁Ch ard onn ay ▁or ▁most ▁of ▁the ▁Pin ot ▁family ▁of ▁g rap es . ▁ ▁Syn onym s ▁Ch as an ▁is ▁also ▁known ▁under ▁its ▁bre eding ▁code ▁E . M . ▁ 1 5 2 7 - 7 8 . ▁ ▁References ▁ ▁Category : White ▁wine ▁gra pe ▁vari eties <0x0A> </s>