young grass; fresh green grass
Refers to grass that has newly sprouted, especially in spring. Often carries a poetic or seasonal nuance.
In spring, young grass grows all over the field.
The scent of fresh grass came on the wind.
bright green; chartreuse green
Standard kanji spelling.
Compound of 若 (young) and 草 (grass). The reading わかくさ is a straightforward kun'yomi combination.