Depending on which Pollinator you are looking to attract, here are some choices"

Plants That Attract Butterflies

Alyssum, Aster, Bee balm, Butterfly bush, Calendula, Cosmos, Daylily, Delphinium, Lavender, Hollyhock, Marigold, Nasturiums, Phlox, Purple Coneflower, Shasta Daisy, Yarrow

Plants That Attract Hummingbirds

Ajuga , Bee balm, Begonia, Bleeding heart, Butterfly weed, Canna, Cardinal flower, Columbine, Columbine, Coral bells (heuchera), Cleome, Crapemyrtle, Dahlia, Delphinium, Four o' clocks, Foxglove, Fuchsia, Geranium, Gladiolus, Iris, Lantana, Sweet William, Verbena, Zinnia

Plants That Attract Bees

Allium, Aster, Basil, Bee balm, Blanket flower, Borage, Cosmos, Flax, Gaillardia, Geranium, Geranium, Globe thistle, Goldenrod, Helianthus, Hyssop, Lavender, Lupine, Marjoram, Mint, Poppy, Rosemary, Sage, Sunflower, Thyme, Verbena, Wallflower, Wild rose, Zinnia