Citrus Vol. 1 has been released. This is probably old news since its been out since July 18th, 2013. Nonetheless it is still available at amazon jp click here to by your copy.
Here is the real news the long awaiting Chapter 7 will be released in Yuri hime magazine which will be on sale November 18th, 2013.
Here is the original reminder picture posted by Saburo Uta via Twitter.
Here is the English translation:
SayuriCero 
Citrust chapter 7 low-quality scan: http://tieba.baidu.com/p/2711369837
So cute! When is it out in english translate online?
I’m not sure but i’ll be sure to post about it when it’s out ^_^
Yuri project is working on translating the 7th chapter (yuriproject.net) http://safe.yuriproject.net/wakaba.html