After harvesting quinoa, farmers have to thresh the seedheads and winnow the seeds to remove the husk, South-Western Bolivia, South America

Nutmeg seeds and mace, the aril (the seed covering) laid out to dry, aromatic spices and major crops of the area, Ulu, Siau Island, Sangihe Archipelago, North Sulawesi, Indonesia, Southeast Asia, Asia

Teasel wildflower seed head in meadow, England

Pile of corn on cob

Healthy breakfast ingredients milk oat cashew nuts dried cramberry craisinns

Organic wheat grains over rustic wood table macro closeup

Organic wheat grains over rustic wood table macro closeup

Healthy breakfast ingredients milk oat cashew nuts dried cramberry craisinns

Organic wheat grains over rustic wood table macro closeup

Organic wheat grains over rustic wood table macro closeup

Crop hand holding little earth

Close-up view of grass in a field of cobs, Italy, Europe

Nepal, Bhaktapur, Suryamadhi area Woman tossing grain in sun.

Nepal, Bhaktapur, Suryamadhi area Woman tossing grain in sun.

Stalks of cut dried barley with seed heads which are used in traditional thatching roofing methods, Thatching barley, Wiltshire, England

Stalks of cut dried barley with seed heads which are used in traditional thatching roofing methods, Thatching barley, Wiltshire, England

Collecting and storing the fruits of the garden for winter, dried seeds, herbs, nuts and vegetables. Seeds for the garden, Maryland, USA

Close-up of dried flowers

Harvesting seeds of old variety tomatoes 'Coeur de boeuf'

Harvesting seeds of old variety tomatoes 'Coeur de boeuf'