. ▁This ▁often ▁requires ▁a ▁significant ▁shift ▁in ▁attitude ▁for ▁house ▁garden ers . ▁ ▁The ▁spiritual ▁benefits ▁of ▁b ons ai ▁cultiv ation ▁( b ons ai ▁no ▁k ok oro ) ▁are ▁available ▁equally ▁to ▁classical ▁and ▁ind oor ▁b ons ai ▁garden ers . ▁ ▁Cult iv ation ▁and ▁care ▁ ▁Many ▁of ▁the ▁techniques ▁used ▁to ▁grow ▁and ▁shape ▁out door ▁b ons ai ▁apply ▁equally ▁to ▁ind oor ▁b ons ai . ▁For ▁example , ▁sh aping ▁techniques ▁like ▁pr uning , ▁w iring , ▁and ▁gra ft ing ▁work ▁much ▁the ▁same ▁for ▁both ▁types ▁of ▁b ons ai . ▁But ▁ind oor ▁b ons ai ▁also ▁have ▁some ▁special ▁requirements ▁for ▁cultiv ation ▁and ▁care . ▁ ▁Light ing ▁An ▁ind oor ▁room ▁comfort ably ▁lit ▁for ▁human ▁use ▁provides ▁too ▁little ▁light ▁for ▁most ▁species ▁of ▁tree ▁to ▁grow . ▁F ew ▁species ▁will ▁th rive ▁with ▁less ▁than ▁ 5 0 0 ▁lux ▁available ▁several ▁hours ▁per ▁day . ▁Success ful ▁ind oor ▁b ons ai ▁cultiv ation ▁requires ▁either ▁selecting ▁from ▁the ▁short ▁list ▁of ▁low - light - tol er ant ▁trees , ▁or ▁providing ▁additional ▁light ing ▁for ▁the ▁trees . ▁In su fficient ▁light ▁may ▁not ▁kill ▁some ▁species ▁out right , ▁but ▁will ▁make ▁their ▁growth ▁so ▁slow ▁that ▁the ▁b ons ai ▁sh aping ▁techniques ▁cannot ▁be ▁used : ▁the ▁plant ▁will ▁not ▁grow ▁back ▁after ▁pr uning ▁or ▁leaf ▁trim ming . ▁ ▁The ▁simplest ▁way ▁to