Researchers in that 2013 study asked the participants to say what they preferred in terms of color, odor, and plant size, and found that the group favored small, green, lightly-scented plants.

在 2013 年的研究中，研究人员要求参与者说出他们对于植物颜色、气味和大小方面的偏好，结果发现他们喜欢有轻微气味的，绿色小型植物。