If you have already created a Wish List, then it could not be found and it may be lost. This could be for one of the following reasons;
You have cleared cookies from your computer since the last time you viewed your Wish List. Your Wish List information is stored on your computer using cookies; when you clear or delete the cookies from your computer, you delete your Wish List as well!
Your previous plant list has expired - for security reasons, it will only remain on your computer for 3 months from the last change you made.