Korean Rock FernPolystichum luctuosumPhoto: Daderot · CC0Also called Tsu-Sima Holly FernFern · PolystichumKorean Rock Fern; Tsu-Sima Holly FernMore detailsLightPartial shade, ShadeTypeFern, PerennialMaintenanceLowGrowthMediumFoliageEvergreenBest usesAccent, Border, Container, Mass planting, Small space, Water edge, Woodland