What counts as non-timber
Non-timber forest products are the things gathered from forests that are not sawn lumber, pulp or fuelwood. The category is broad: foods, medicines, fibers, resins, decorative materials and more. They may be gathered from wild plants and fungi or from managed stands, and many are collected without felling a single tree. Resin, syrup and cork have their own article under tree tapping, and bamboo is covered separately, so this article concentrates on what is picked up, dug or cut from the forest floor and canopy.
Food from the forest
Nuts and seeds. Chestnuts, hazelnuts, walnuts, pine nuts and many tropical nuts are collected from wild or semi-wild trees. Brazil nuts are a well-known example of a product harvested largely from trees in natural forest. Nut crops often vary a lot between years, a pattern explained by mast seeding.
Fruits and berries. Wild berries, tropical fruits, palm fruits and tree fruits are gathered for home use and local markets. Many fruit trees depend on animals or insects, so fruit supply is linked to the health of forest pollinators.
Mushrooms and truffles. Edible fungi are popular and sometimes valuable. Many grow in partnership with tree roots, a relationship described in mycorrhizal fungi, which is part of why they cannot easily be cultivated like crop plants. Picking is generally gentler on the fungus than uprooting it, though heavy harvest or trampling can damage the ground.
Honey and other food. Wild honey, leaves, shoots, tubers, seeds and spices are also forest foods. In some communities, forest foods fill gaps between harvests or provide nutrients missing from staple crops.
Medicines and aromatics
Many traditional medicines depend on plants from forests, including bark, roots, leaves and flowers. Some are also used in modern products. People also collect aromatic materials, such as certain barks, resins and oils, for incense and perfumes. Because health claims are involved, it is sensible to note that gathered plants are not a substitute for professional medical advice, and that plants differ in potency and safety. Some wild species can be harmful if misidentified or misused.
Fibers and craft materials
Rattan, a climbing palm, supplies the cane used in furniture and baskets. Leaves, grasses and palm fibers are woven into mats, roofing and containers. Bark fiber can become cloth or rope, and dye plants provide natural color. Latex, gums and lacquer are used in specialty products. For many artisans, these materials are both a cultural tradition and a source of income.
Why they matter to people
For many rural and indigenous households, non-timber products are central, not marginal. They provide food, cash income, medicine and building materials, often at times when farming brings little. Gathering is frequently done by women and may be informal, so it can be undercounted in official statistics. Forest dwellers’ reliance on these resources is part of the broader subject of indigenous forest livelihoods, and the knowledge of where, when and how to harvest is often passed down through generations.
There is also an economic argument: standing forests that yield regular gathered products can look more valuable to a community than forests cleared for other uses. That argument does not always hold, because prices can be low, markets distant and middlemen powerful. Income from non-timber products alone often cannot fully replace the money from clearing, so it works best as part of a wider mix of livelihoods.
Risks of over-harvesting
Gathering seems gentle, but it can harm a species if it is too intense. The effect depends on which part is taken.
- Leaves, fruit and seeds are usually the least damaging to take, though removing too many seeds can limit regeneration and starve wildlife that depends on them.
- Bark and roots are riskier. Stripping a ring of bark can kill a tree, and digging up roots removes the whole plant.
- Slow-growing species recover slowly, so a harvest that is fine for a fast-growing plant may drive a slow one into decline.
A rise in market demand can change a traditional, sustainable practice into an unsustainable one. The general problem of taking more than regrowth can supply is covered in the article on over-harvesting. Wild-collected species with strong demand sometimes become scarce, which has led some regions to restrict collection or to encourage cultivation instead.
Rights, rules and management
Whether gathering is sustainable is as much about people as plants. Who has the right to collect, and who benefits from the sale, are questions tied to forest tenure. Communities that have secure rights tend to have more reason to protect the resource, and many set local rules on seasons, quantities and collection areas, an approach found in community forest management.
Certification schemes, discussed under forest certification, sometimes cover gathered products as well as timber, giving buyers some assurance about origin and harvesting practices. Their reach is uneven.
Practical guidance for anyone gathering
Anyone who collects from woods should be sure of the law and of permission, since collecting may be restricted or require a permit, particularly in protected places. They should be certain of identification before eating anything wild, take only a modest share so plants can recover, and leave the ground as they found it. Responsible gathering keeps a forest producing, and treats the forest as more than a source of logs.