What's the plural form of buckwheat? Here's the word you're looking for.
Answer
The noun buckwheat can be countable or uncountable.
In more general, commonly used, contexts, the plural form will also be buckwheat.
However, in more specific contexts, the plural form can also be buckwheats e.g. in reference to various types of buckwheats
or a collection of buckwheats.
Examples
Animals consuming large quantities of buckwheat plant have developed blepharitis, a painful inflammation of the conjunctive tissues of the eye.
The Scotts Valley polygonum, a small annual in the buckwheat family, has linear-shaped leaves and produces white flowers.
The plant has the characteristic ochrea of the buckwheat family at the junction of the petiole and stem.
With protection, annual vegetables and flowers thrive, as do wind-tolerant perennials like buckwheats, grasses, and penstemons.
Meg was already covering the buckwheats, and piling the bread into one big plate.
Some of the showy buckwheats, nightshades and many salvias like salvia clevelandii or apiana will also be flowering soon.