noun
grass mixed with mud for wall construction
Archaic term for a traditional building material; not used in modern Japanese.
昔の家では、壁草を混ぜた土で壁を作った。
In old houses, walls were made with mud mixed with wall grass.
noun
Hedera rhombea (species of ivy)
Archaic name for a specific ivy species; modern Japanese uses 木蔦 (きづた) or other terms.
See also: 木蔦
壁草は、古い文献では木蔦の一種を指すことがある。
In old texts, 壁草 sometimes refers to a type of ivy, Hedera rhombea.