Phyto II users who Henna..Come here!! How long should 1 wait 4 touch up?

[nadine1977canada]

I just realized that I used a Shampoo and Conditioner with Henna extract.How long should I wait to do my touch up? I use Phyto II.

I am willing to wait a month and stop using henna a month ahead of time before doing my touch up. I also plan to clarify at leat a week before doing the touch up.