▁The ▁flowers ▁are ▁light ▁pur ple ▁f ading ▁to ▁tan ▁then ▁dro pping ▁off ▁over ▁the ▁course ▁of ▁several ▁weeks . ▁ ▁Cult iv ation ▁H ak one ch lo a ▁mac ra ▁is ▁grown ▁as ▁an ▁orn amental ▁plant , ▁for ▁use ▁in ▁gard ens ▁and ▁as ▁a ▁p otted ▁plant . ▁ ▁The ▁various ▁cultiv ars ▁of ▁H ak one ch lo a ▁mac ra ▁are ▁used ▁as ▁fol i age ▁plants ▁in ▁gard ens ▁in ▁temper ate ▁clim ates . ▁The ▁species ▁and ▁the ▁cultiv ars ▁‘ Al boa ure a ’ ▁and ▁‘ A ure ola ’ ▁have ▁gained ▁the ▁Royal ▁H ort icult ural ▁Society ’ s ▁Award ▁of ▁Garden ▁Mer it . ▁ ▁Cult iv ars ▁The ▁cultiv ars ▁of ▁H ak one ch lo a ▁mac ra ▁may ▁be ▁green , ▁or ▁bold ly ▁var ieg ated ▁in ▁stri pes ▁of ▁white , ▁green , ▁or ▁yellow , ▁or ▁have ▁solid ▁colored ▁leaves . ▁ ▁Some ▁cultiv ars ▁tend ▁to ▁turn ▁orange ▁or ▁red ▁in ▁col der ▁weather . ▁ ▁The ▁cultiv ars ▁often ▁grow ▁significantly ▁shorter ▁in ▁height ▁than ▁the ▁species . ▁ ▁The ▁height ▁may ▁also ▁be ▁somewhat ▁dependent ▁on ▁soil ▁mo ist ure , ▁nut ri ents , ▁and ▁length ▁of ▁growing ▁season . ▁The ▁plant ▁is ▁t ough ▁enough ▁to ▁surv ive ▁in ▁US DA ▁Zone ▁ 5 , ▁. ▁ ▁It ▁pre fers ▁even ▁mo ist ure ▁and ▁average ▁hum id ity , ▁but ▁can ▁toler ate ▁minor ▁dry ▁sp ells