Emerging Pollinators

Spring’s arrival signals the renewal and early emergence of vital pollinators. Following months of winter dormancy, these creatures awaken to begin their essential work in the plant reproduction cycle. Whether they migrate or overwinter, these early-season species are pivotal in kickstarting the local ecosystems life cycle.

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Compared to winter, early spring days may feel mild, but for pollinators it’s a race against time to begin new life. When temperatures rise above 55°F for several days, pollinators begin to emerge and immediately forage for food to regain strength and energy. Once restored, finding a mate and establishing nests and territories becomes essential to ensure the survival of the next generation.

Together, all these activities occur rapidly, often within a short window of favorable weather and abundant blooms or tree sap. With such a short time span, the timing between early blooms and emerging pollinators is critical. Spring blooms provide the essential fuel needed to produce the next generation of pollinators.

Early flowers are not just beautiful; they are a vital source of energy for pollinators.

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Bees in Spring: Queens & New Beginnings

Spring welcomes the arrival of the queen bumblebee, a social bee, and the beginning of a new season of life. As bumblebee queens emerge from winter dormancy, they immediately begin the search for suitable nesting sites to build a hive. At this stage, there are no worker bees help build a hive yet. A lone queen bee takes the initiative and constructs the first nesting sites.

During this time, solitary bees, such as mining bees, also diligently search for nesting sites. These ground-nesting solitary bees seek out bare patches of soil to excavate underground tunnels.

In contrast, cavity-nesting solitary bees, such as mason bees, also are searching for nesting sites. Unlike ground-nesting bees, they prefer aboveground locations in hollow stems or woody structures.

In addition to nest-building, spring bees immediately set out to search for nectar. They rely on early-blooming native plants, which provide the essential energy and pollen that bees need to ensure the survival of their colonies.

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Spring Butterflies: First Flights

When spring arrives, butterflies emerge by different means. After overwintering, some butterflies emerge from in a dormant state. Other butterflies that migrate south rather than overwinter, arrive by flight after embarking on a long journey. For instance, Mourning Cloaks overwinter as adults clinging to tree crevices and are among the first to arrive in spring. On the other hand, Monarch butterflies begin their migration journey north as temperatures start to warm.

As spring arrives, butterflies immediately seek nectar. Most butterflies prefer early-blooming flowers like clovers or sweet beauties for nectar. In contrast, butterflies that emerge before the spring flowers, are sap-eaters. They feed on the sap flowing from tree trunks.

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Where to Spot Spring Pollinators

Spring pollinators are easy to miss when they first emerge. Typically, they canvas fields, bobbing frantically from bloom to bloom, searching for nectar. But once they find their target, they slow down to forage or build nests. To catch a glimpse of them when they slow down, look for them near early blooming flowers like violets in low-growing meadows or woodland edges. They can also be spotted near brush piles, logs, and last year’s plant stems.

Cool mornings may slow pollinators down, while midday sun encourages the most activity.

First Pop of Spring

Ground Covers

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How to Support Spring Pollinators

Supporting pollinators in spring creates space for emergence and new life.

• Delay spring cleanup: Keep leaf litter and hollow stems for pollinators.
• Plant early-blooming natives: Pollinators need nectar immediately for energy after they emerge.
• Provide a shallow water source for bees: They need water for brood-rearing.
• Avoid applying pesticides in early spring: Pests and pollinators emerge simultaneously, on the first warm days.
• Citizen science tip: Take photos and report first sightings to iNaturalist or Bumble Bee Watch.

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A Season of Beginnings

Spring transforms your garden into a haven of first chances: first flights, nests, and blooms. By protecting these early stages, you lay the foundation for the life that will follow.

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Resources

Pollinators By Season

Summer Pollinators: Nature at Full Speed: The Full Cycle in Action

Fall Pollinators: Leaves and Stems

Winter Pollinators: Hiden Habitats