Boneset Pollen Color

Eupatorium perfoliatum

Boneset pollen is shown in the orange and amber color family as general visual guidance. Use this page as a reference for pollen appearance, bloom timing, plant type, bee forage value, and available hardiness context.

Pollen color is highly variable. Lighting, pollen age, moisture, collection method, cultivar, and local growing conditions can all change how pollen appears. Use this as general visual guidance, not a scientific color standard or guaranteed field match.

Visual guideBoneset pollen

No verified flowering image is currently available.

Plant Facts

SeasonSummer to Fall
USDA Zone3 - 8
Plant TypeWildflower
ForagePollen and nectar
Pollen ValueMedium
Nectar ValueMedium
Color FamilyOrange and amber
Scientific NameEupatorium perfoliatum
Common NamesCommon boneset, Boneset, Thoroughwort
Color ConfidenceLow
Color MethodProvisional pale swatch informed by species-level pollen imagery; a standardized field-load color was not documented.
Reviewed2026-10-14

Quick Answer

Boneset pollen is shown in this guide as an orange and amber tone. It is listed as wildflower, associated with summer to fall bloom timing, USDA zone 3 - 8, and pollen and nectar forage value.

Pollen Color Notes

The visual color shown for Boneset is grouped broadly with orange and amber pollen tones. It is intended for comparison and identification support, not as a laboratory measurement.

Pollen color is highly variable. Lighting, pollen age, moisture, collection method, cultivar, and local growing conditions can all change how pollen appears. Use this as general visual guidance, not a scientific color standard or guaranteed field match.

Bloom, Zone, and Forage Context

Boneset is listed for summer to fall. The record lists USDA zone 3 - 8; hardiness zones are planning context, not a precise flowering calendar. Approximate bloom months in the supplemental notes: July, August, September, October.

Its forage type is pollen and nectar, with pollen value marked as medium and nectar value marked as medium. Late-summer flowers provide pollen and nectar to many bees, wasps, butterflies, and flies.

Identification Notes

A wetland perennial with paired leaves joined around the stem and flat-topped clusters of small fuzzy white flower heads.

Flower color note: White. Flower color and pollen color may differ.

Related by Similar Color

Mountain Laurel - Neutral and gray Thyme - Orange and amber Foxglove - Orange and amber Bee Balm - Neutral and gray Yellow Wild Indigo - Orange and amber Dwarf Fothergilla - White and cream

Related by Season

Alfalfa - Summer to Fall Balsam - Summer to Fall Black-eyed Susan - Summer to Fall Blue Vervain - Summer to Fall Buddleia - Summer to Fall Burdock - Summer to Fall

Related by Plant Type

Alfalfa - Wildflower Aster - Wildflower Balsam - Wildflower Bee Balm - Wildflower Bindweed - Wildflower Bird's-Foot Trefoil - Wildflower

Related by USDA Zone

Adam's Needle - Zone 4 - 10 Alder - Zone 2 - 7 Allium - Zone 3 - 9 Almond - Zone 4 - 8 Alsike Clover - Zone 3 - 8 American Basswood - Zone 3 - 8

Related by Bee Forage

Adam's Needle - Pollen and nectar Alfalfa - Pollen and nectar Allium - Pollen and nectar Almond - Pollen and nectar Alsike Clover - Pollen and nectar American Basswood - Pollen and nectar

Sources

USDA Plant Hardiness Zone Map
United States Department of Agriculture / reviewed 2026-07-12
USDA hardiness zone context USDA PLANTS Database
United States Department of Agriculture / reviewed 2026-07-12
scientific name, common name, distribution context, plant classification Pollen & Plant Bloom Dates
New Jersey Beekeepers Association / reviewed 2026-10-14
New Jersey bee-forage plant list, regional bloom windows, common-name context A Manual of Bee Husbandry
New Jersey State Library / reviewed 2026-10-14
historical New Jersey bee-forage list, botanical-name mapping, regional bloom windows The Anther's Promise pollen library
The Anther's Promise / reviewed 2026-10-11
pollen color category, bloom period, pollen morphology, bee resource context