Red Zinger ingredients are: Hibiscus, rosehips, peppermint, West Indian lemongrass, orange peel, natural flavors, lemon verbena, licorice and wild cherry bark. (avocadobravado.net)
Also, according to arboriculture staff, the Kwanzan cherry has proven to be somewhat problematic for plantings (canker, aphids, brown rot, cherry bark tortrix, heaved sidewalks). (vcbf.ca)
We would take day trips to Yoshino in different seasons to hike in the forests, listen to conk horns blowing around the mountains, browse the lovely cherry bark shops, eat traditional food, and sit in the onsen drinking sake all afternoon. (ordinarytraveler.com)