stalky

The device only seems to work with stalky herbs.

这装来只能用于多茎类植物。

This is getting kind of stalky.

这越扯越远了。

Stalky or Stemmy: Describes an unpleasant greenness and astringency from overlong contact with the grape stems or the use of underripe grapes .

似茎（味）：形容来与葡萄茎过长时间接触或使用不够成熟葡萄所产生使人不愉快生涩感觉。