agree with above. It was not growing super fast in a healthy way. It was desperately seeking more light. Using every scrap of energy to grow to find light, and no energy for purple pigment . Many people underestimate how much light their plant gets.
Supposed to look like this
https://costafarms.com/blogs/p...
Costa Farms advice is very generic and almost useless.
My honest opinion- trash it. Buy a new one IF you have a windowsill with some sun part of the day. Anything more than a few feet from a sunny window is almost useless to a plant.
