The Top Ten Bee Plants in S.W. Ontario- in order of appearance

#1 Willow spp. March, April, May Pollen and nectar

#2 Deciduous Trees Nectar and Pollen Maple Black Locust

Silver and Red maples -April

Red maple

Norway Maple – late April

Sugar Maple - early May

Black Locust (Acacia) – Nectar Early June

#3 DandelionApril and May, Nectar and Pollen

#4 Canola May and June, Pollen and Nectar

#5 White (Dutch) Clover June and July, Nectar and Pollen

#6 Basswood and Linden TreesJune and July, Nectar

#7 Birdsfoot Trefoil June and July, Nectar

#8 Alfalfa June, July and August NectarLeafcutter Bee Harvesting

#9 MilkweedJuly and August, Nectar and Pollen

#10 GoldenrodAugust an September, N. and P.

Vipers BuglossJune to September, N. and P.

Purple LoosestrifeJuly and August, Pollen and Nectar

Joe- Pye Weed

Jewelweed

Common Garden Flowersattractive to bees

Crocus

Grape Hyacinth

Sunflower

Cosmos

Anise Hyssop

Mountain Bluet

Goatsbeard

Turtleheads

Stonecrop

Herbs edible and ornamental Sage

HerbsLavendar Mint

HerbsThyme Coriander

ShrubsBeauty Bush Honey suckle

ShrubsWeigela Sumac

TreesCrabapple Catalpa

Forget-me- not 78.2%

Buckthorn 15.9Dandelion 2%Apple 1.1Willow 1.1Mustard 0.3Viburnum 0.3Clover 0.1Wild red cherry 0.1

Bird’s foot trefoil 0.1

Rasberry 0.1

Strawberry 0.1

Horse –chestnut 0.1

Pollen Analysis for Willowbee May 21, 2010

May 28, 2010Forget-me-not 42.3%Buckthorn 18.2Compositae 1 ? 10.3Compositae 2 ? 7.7Clover 5.8Bird’s foot trefoil 4.7Apple 3.oRaspberry

2.3Mustard

1.6

Viper’s bugloss 0.9%

Willow 0.5

Honeysuckle 0.5

Wild cherry 0.2

July 5, 2010Forget-me-not

37.5%Buckthorn 18.4Bird’s foot trefoil 15.8Unknown 1 5.6 Mustard 4.8Blackberry 4.6Clover 3.8Viper’s Bugloss 3.6Elderberry 3.1

Basswood 1.8%

Sumac 0.3

Jewelweed 0.3

Vetch 0.3

Holly 0.3

July8, 2010Bird’s foot trefoil

72.3%Buckthorn 12.4Forget-me-not 7.3Unknown 1 4.0Viper’s bugloss 1.6Mustard 1.1Clover 0.8

Blackberry 0.3

Basswood 0.3

July 19, 2010Bird’s foot trefoil 39%Forget –me- not 31Buckthorn 12.5Viper’s bugloss 4.6Unknown 1 3.9Sumac 2.3Blackberry 1.9Elderberry 1.2Clover 0.9

Mustard 0.5%

Vetch 0.2

Basswood 0.2

Lilac 0.2

Horse-chestnut 0.2

July 27, 2010Bird’s foot trefoil 71.9%Unknown 1 6.9%Mustard 6.2Buckthorn 4.0Clover 3.2 Soya 3.2Viper’s bugloss 2.0Vetch 1.5

Forget-me-not 1.0

Choke cherry 0.2

September 9, 2010Bird’s foot trefoil 42.1%Joe-pye Weed 19.4Buckthorn 9.3Clover 5.5 Golden rod 5.5 Forget-me-not 5.3Unknown 1 3.8Purple loosestrife 3.5

Mustard 2.3%Soya 1.0Ragweed 0.8Viper’s bugloss 0.8Basswood 0.3Jewelweed 0.3Buckwheat 0.3