List of pollen sources
Trees and shrubs – Spring

List of pollen sources

Section Title: Trees and shrubs – Spring
Table Section Text: None

Common name	Latin name	Blooming months	Pollen color	Availability	Source for honeybees

Maple	Acer spp.	Feb – Apr	light yellow	feral	fair

Manitoba Maple (Box elder)	Acer negundo	Feb – Apr	light olive	feral	good

Norway maple	Acer platanoides	Apr – May	yellow green, olive	feral	fair

Red Maple	Acer rubrum	Mar – Apr	grey brown	feral

Grey Alder	Alnus incana	Feb – Apr	brownish yellow	feral

American Chestnut	Castanea dentata	May – Jun	mostly ornamental

Sweet Chestnut	Castanea sativa	May	feral	good

Common Hackberry	Celtis occidentalis	Apr – May	feral

Flowering Quince	Chaenomeles japonica, Chaenomeles lagenaria, Chaenomeles speciosa 'Nivalis', Chaenomeles x superba	Apr – May	feral	good

American Hazel	Corylus americana	Mar – Apr	light green	feral and ornamental	fair/good

Hawthorn	Crataegus spp.	Apr – May	yellow brown	feral	fair

White Ash	Fraxinus americana	Apr – May

Honey Locust	Gleditsia triancanthos	May – Jun	feral

American holly	Ilex opaca	Apr – Jun	feral

Walnut	Juglans spp.	Apr – May	cultivated	fair

Tulip-tree	Lirodendron tulipifera	May – Jun	cream	feral and ornamental	good

Crab Apple	Malus spp.	Mar – Jun	light olive	ornamental

Apple	Malus domestica, Malus sylvestris	Apr – May	yellow white	cultivated and ornamental	very good

American Sycamore	Platanus occidentalis	Apr – May	light olive	feral

Plum	Prunus spp.	Apr – May	light grey, grey	ornamental and cultivated

Almond	Prunus amygdalus	Feb	light brown to brown pollen – not considered a good pollen source but bees are the primary pollinator	cultivated mostly in California	fair

Wild Cherry	Prunus avium	Apr – May	yellow brown, light brown	feral	very good

Cherry Plum	Prunus cerasifera	light brown to brown	feral	fair

Sour Cherry	Prunus cerasus	Apr – May	dark yellow	ornamental and cultivated	very good

Peach	Prunus persica	Apr – May	reddish yellow	ornamental and cultivated	good

Black Cherry	Prunus serotina	Apr – May	feral	minor

Blackthorn	Prunus spinosa	Mar – May	firebrick	feral	good

Pear	Pyrus communis	Apr – May	red yellow	ornamental and cultivated	good

Oak	Quercus spp.	May	feral

Oak	Quercus robur, Quercus pedunculata	May	light olive	feral	minor

Black Locust	Robinia pseudoacacia	May – Jun	feral

Blackberry	Rubus spp.	May – Jun	light grey	feral and cultivated

Raspberry	Rubus idaeus	May – Jun	white grey	feral and cultivated	good

Willow	Salix spp.	Feb – Apr	lemon	feral	good

White Willow	Salix alba	feral	good

Goat Willow	Salix caprea	Mar – Apr	feral	very good

Violet Willow	Salix daphnoides	Mar – Apr	feral	very good

Pussy Willow	Salix discolor	Mar – Apr	feral and ornamental

Basket Willow	Salix purpurea	Mar – Apr	feral	very good

Silky leaf osier, Smith's Willow	Salix x smithiana	Apr – May	very good

American mountain ash	Sorbus americana	May-Jun	feral

American Elm	Ulmus americana	Feb – Apr	light grey	feral

Winged Elm	Ulmus alata	Feb – Mar	pale yellow	feral	good

Europea field elm	Ulmus americana	feral	good

Sentence(s)

Peach is a good pollen source for honey bees.

final_sentence: Peach is a good pollen source for honey bees.