平芝 is read as ひらしば (hirashiba) and means sod.
ひらしば
hirashiba
ぴょんやん
Pyongyang (North Korea)
へいおん
tranquil
ひらがな
hiragana
へいぼん
ordinary
へいこう
even scale
ひらまく
rank-and-file wrestlers in the highest division
へいか
normal prices
へいわぶたい
the Peace Corps
へいそ
ひらあやまり
earnest apology
へいし
Heike family
へいこうふせいごう
disconformity