Coleus: Coleus Virus or Downy Mildew?, 1 by JolieB

JolieB wrote:
I can plant the Perilla outside, just wanted to make sure it was still a healthy plant before
I moved it since my outside plants (the ones that have survived) are still recovering from a
spider mite infestation.

I cropped that second picture so you could see just the one leaf that's lost color. The
white area nearest the stem isn't white in color, the leaf is colorless there, and there is the same lack of color on the underside of the leaf in the same spot.