The Importance of Pollinators (2024)

Pollinators like honeybees, butterflies, birds, bats and other animals are hard at work providing vital but often unnoticed services. They pollinate crops like apples, bananas, blueberries, strawberries, melon, peaches, potatoes, vanilla, almonds, coffee and chocolate.

Pollinators by Numbers

Three-fourths of the world’s flowering plants and about 35 percent of the world’s food crops depend on animal pollinators to reproduce. That’s one out of every three bites of food you eat. More than 3,500 species of native bees help increase crop yields. Some scientists estimate that one out of every three bites of food we eat exists because of animal pollinators like bees, butterflies and moths, birds and bats, and beetles and other insects.

The Pollinator Partnership

The Pollinator Partnership offers 32 different planting guides to improve pollinator habitat, each one tailored to a specific ecoregion in the United States. Each guide is filled with an abundance of native plant and pollinator information. Enter your zip code to find your planting guide.

How Animal Pollination Works

Pollinators visit flowers in their search for food (nectar and pollen). During a flower visit, a pollinator may accidentally brush against the flower’s reproductive parts, unknowingly depositing pollen from flower to flower. The plant uses the pollen to produce a fruit or seed. Many plants cannot reproduce without pollen carried to them by foraging pollinators.

Pollinators Are in Trouble

You may have heard that bees are disappearing and bats are dying. These and other animal pollinators face many challenges in the modern world. Habitat loss, disease, parasites, and environmental contaminants have all contributed to the decline of many species of pollinators. Pollinators that can’t find the right quantity or quality of food (nectar and pollen from blooming plants within flight range) don’t survive. Right now, there simply aren’t enough pollinator friendly plantings to support pollinators. Learn more about how USDA is helping pollinators.

Learn more about these pollinators:
Bats
Butterflies

Helpful Hint:

Did you know dandelions are the first food for bees emerging in the spring. Leave them in your yard and feed the bees! Dandelion petals and leaves are also edible and can be used in salads.

You Can Help Pollinators

You can help pollinators in your garden at home. Pollinators make use of food and habitat anywhere it is found, whether on roadsides, in a schoolyard garden or a planter on a windowsill. Here’s how:

  • Complete a Wildlife Assessment. One of the first steps in creating new habitat for pollinators is to first assess and evaluate your existing space. Habitat assessments can be great tools to identify practices where you can improve or confirm good practices you already have in place. The Xerces Society has several different habitat assessment guides for different types of landscapes or specific insects. The Habitat Assessment Guide for Pollinators in Yards, Gardens, and Parks is a great resource for small and urban sites, including urban farms. The Pollinators: Farms and Agricultural Landscapes and Beneficial Insects: Farms and Agricultural Landscapes and two other great options for assessing agricultural lands. For more information on providing ground, stem, and cavity nesting sites and overwintering sites, be sure to check out Xerces guide on Nesting & Overwintering Habitat for Pollinators & Other Beneficial Insects.
  • Types of Habitat. There are several habitat opportunities and strategies you can use to invite pollinators into your urban farms, gardens, or yards. Pollinator habitat can beautify your space, increase native biodiversity, increase pollination services and biological control of “pest” insects, and provide community engagement and learning opportunities. Often for smaller scale gardens in urban areas, plugs or transplanted plants from pots are preferred over pure live wildflower seeds.
  • Plant Native Plants. Native plants are considered the best choice because of their abundance of nectar and pollen in addition to being low maintenance, generally pest free, drought tolerant, and ability to control erosion. They are good sources of food and shelter for wildlife, and naturally beautiful.
  • Plant a continuous food supply. Make sure you have at least 3 different species throughout the spring, summer, and fall seasons to provide adequate food when pollinators emerge from and prepare for winter hibernation. Plant in groupings (clumps) of each plant species for a greater impact.
  • Include a diversity of plants. Different flower sizes, shapes and colors, as well as varying plant heights and growth habits, support a greater number and diversity of pollinators. Include a combination of native plant species, heirloom plants and herbs in your pollinator garden. Common herbs such as rosemary, oregano, basil, marjoram, and borage are excellent pollinator plants. Allow unharvested fruits and vegetables to bolt (go to flower) for added pollinator and beneficial insect food.
  • Limit or eliminate use of pesticides. A healthy garden with the appropriate plant species and an abundance of pollinators will support natural beneficial insects—reducing the need for pest control.
  • Install bat boxes. Bats are also pollinators that need our help. Leave snags for habitat or install a bat box. Learn more about the benefits of bats!
  • Spread Awareness. Educate others about the importance of pollinators and share how you planted for bees, butterflies, birds and other animals at home.

Did You Know:

There are more than 3,600 species of bees in the U.S. and approximately 70% percent of these bees nest in the ground?

Learn more

The Importance of Pollinators (2024)

FAQs

The Importance of Pollinators? ›

Three-fourths of the world's flowering plants and about 35 percent of the world's food crops depend on animal pollinators to reproduce. That's one out of every three bites of food you eat. More than 3,500 species of native bees help increase crop yields.

Why are pollinators so important? ›

It is an essential ecological survival function. Without pollinators, the human race and all of earth's terrestrial ecosystems would not survive. Of the 1,400 crop plants grown around the world, i.e., those that produce all of our food and plant-based industrial products, almost 80% require pollination by animals.

How do pollinators benefit the ecosystem? ›

Pollinators assist with plant reproduction by helping to move pollen within or between flowers. Thus, pollinators play a crucial role in supporting biodiversity. Plants serve as the foundations of our ecosystems, and over 80% of flowering plants require pollination services.

What is pollination Why is it important? ›

Pollination is an essential part of plant reproduction. Pollen from a flower's anthers (the male part of the plant) rubs or drops onto a pollinator. The pollinator then take this pollen to another flower, where the pollen sticks to the stigma (the female part). The fertilized flower later yields fruit and seeds.

What would happen without pollinators? ›

Pollination is not just fascinating natural history. It is an essential ecological function. Without pollinators, the human race and all of Earth's terrestrial ecosystems would not survive.

Why do humans rely on pollinators? ›

Birds, bats, bees, butterflies, beetles, and other small mammals that pollinate plants are responsible for bringing us one out of every three bites of food. They also sustain our ecosystems and produce our natural resources by helping plants reproduce.

Why should we protect pollinators? ›

They are extremely important for the health of our planet, and at least 75% of plants rely on pollinators for reproduction. Insects serve so many important roles: pollinators give us food, worms keep our soil healthy, spiders control pests, and butterflies and moths bring us exceptional beauty.

Who pollinates the most? ›

Pollinators spread the love

Their pollination services are essential for plants, including the ones we like to eat. Although honeybees get most of the credit, at least 1,500 insect species pollinate plants in the UK. In some parts of the world, birds, bats and even lizards also get involved.

Why are pollinators declining? ›

Many pollinator populations are threatened by habitat degradation and fragmentation. Pollution, pesticides, pests, pathogens, and changes in land use, and climate change have all been associated with shrinking and shifting pollinator populations, particularly insect pollinators.

What is the economic importance of pollinators? ›

Economic Impact of Pollination

Pollinators as a whole contribute up to $577 billion annually in global food production; honey bees in the US alone contribute nearly $20 billion.

What do bees eat when there are no flowers? ›

The bees store nectar in cells, then reduce the water content until it becomes syrupy - and that's honey! Honey is preserved nectar, and this is what the bees feed on when there aren't many flowers in bloom - like during long winters or droughts.

How do pollinators help plants grow? ›

Pollinators visit flowers in their search for food (nectar and pollen). During a flower visit, a pollinator may accidentally brush against the flower's reproductive parts, unknowingly depositing pollen from flower to flower. The plant uses the pollen to produce a fruit or seed.

What is the most important pollination? ›

The study, published in Proceedings of the Royal Society B, has shown that honey bees are not only a key contributor to natural ecosystem functions but that they are the single most important species of pollinator in natural ecosystems across the globe.

What is the biggest threat to bees? ›

The most pressing threats to long-term bee survival include: Climate change. Habitat loss and fragmentation. Invasive plants and bees.

Why do farmers need pollinators? ›

Pollinators are critical to our food supply. More than 30 percent of the world's food and flowering plants, including 130 fruits and vegetable plants, depend on insect pollination. Scientists credit insect pollinators for one out of every three bites of food eaten.

Why should we care if pollinators are going extinct? ›

Pollination is important for maintaining genetic diversity in plants and ensuring adequate fruit and seed production for crops, wildflowers, shrubs, and trees. Our forests, prairies, meadows, and gardens would look much different without the help of our pollinators.

Why are pollinators important to the economy? ›

Pollinators improve the quality and quantity of farmers' crop yields. If a plant has been well pollinated, it will produce larger, tastier, and more uniform fruits. They are an essential part of a successful harvest; farmers will rent bees from beekeepers to help pollinate their crops.

What are the worlds most important pollinators? ›

The study, published in Proceedings of the Royal Society B, has shown that honey bees are not only a key contributor to natural ecosystem functions but that they are the single most important species of pollinator in natural ecosystems across the globe.

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