<div class="form-group"><label for="exampleFormControlTextarea1">textarea</label><textarea class="form-control"id="exampleFormControlTextarea1"rows="3"></textarea></div>

<div class="form-group row align-items-center"><div class="col-sm-3 col-4"><label class="col-form-label">Description</label></div><div class="col-sm-9 col-8"><textarea class="form-control"id="horizontalTextarea"rows="3"placeholder="Textarea"></textarea></div></div>

<div class="form-label-group"><textarea class="form-control"id="exampleFormControlTextarea2"rows="4"placeholder="Label in Textarea"></textarea><label>Textarea</label></div>

<div class="form-label-group mb-0"><textarea data-length="20"class="form-control"id="exampleFormControlTextarea3"rows="3"placeholder="Counter"></textarea><label>Counter</label></div>