noun
artificial grass; artificial turf
Refers to synthetic grass used for lawns, sports fields, or decorative purposes.
庭に人工芝を敷いた。
We laid artificial grass in the garden.
このサッカー場は人工芝です。
This soccer field has artificial turf.
天然芝 is natural grass, while 人工芝 is artificial.
Compound of 人工 (じんこう, 'artificial') and 芝 (しば, 'grass').