Of the growth of plants and herbage it is said-- Ut pluma atque pili primum saetaeque creantur Quadripedum membris et corpore pennipotentum, Sic nova tum tellus herbas virgultaque primum Sustulit, inde loci mortalia saecla creavit.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "herbas" in a variety of sentences. We hope that you will now be able to make sentences using this word.