I emailed Tidy Cats today and asked why they'd use a citrus scent, and this is the response:

Thank you for contacting Nestlé Purina PetCare Company.

We appreciate your contacting us, and expressing your feelings. Please know
that they are important to us. We would like to assure you that your
comments will be noted, and reported to the appropriate individuals in our
Company. We feel certain that careful consideration will be given to them
and any others we might receive.

Additionally, please know that the fragrance in the Tidy Cats Scoop(r) Small
Spaces(tm) is a cucumber melon fragrance.

We are most anxious to restore your confidence in our products. Thus, we are
mailing a complimentary coupon for your use. Also, to help make up for some
of your inconvenience, we are including several high value discount coupons
we hope you'll use the next time you purchase Nestlé Purina PetCare Company
products.

Again, thank you for visiting our web site.


~~~I weigh 100 pounds and am a super model if that smells like cucumber mellon. I tell ya - Its citrus!