For culinary purposes, varieties are often described in terms of their waxiness.
From the en.wikipedia.org
A rather slick, unctuous mouth-feel akin to oiliness or waxiness sets Roussanne apart from other grape varieties.
From the ocregister.com
The aroma is clean if not compelling, the texture moist and creamy, with none of the waxiness typical of some rinded cheddars.
From the sfgate.com
A slight waxiness and lush, mineral-backed texture help underscore apple, grapefruit, honeycomb and richer, nutty undertones.
From the sfgate.com
The proportion a particular plant reflects, known as its albedo, depends on the shape, size and waxiness of its leaves, and can vary within varieties of a species.
From the newscientist.com
The mechanisms range from changes in leaf shape or waxiness to reduce herbicide uptake, to mutations that prevent herbicides binding to the proteins they target.
From the newscientist.com
More examples
The quality of being made of wax or covered with wax