Cranberries grow best in acidic conditions, as shown by the conditions inside an antique cranberry harvester:
Admittedly, it’s been sitting untended for many years, but the worst corrosion formed along the midline of the machine, eating the conveyor housing, drive shafts, and support struts.
I managed to go all this time without realizing cranberry plants are evergreens.
The Smell of Molten Projects in the Morning 
Comments
2 responses to “Nothing Lasts: Cranberry Harvester Corrosion”
“cranberry plants are evergreens.”
“Many people are of the opinion that frostbitten berries picked from under the spring snow have the best flavour.”
http://www.luontoportti.com/suomi/en/kukkakasvit/cranberry
About the only way I can stand cranberries is in cranberry bread, where they’re cut with plenty of sugar and spice. Other than that, phew!