Table 3. Total Pollinator Visits on the Species vs the Cultivar
Species Total Cultivar Total Evaluation*
Monarda didyma 93 Monarda didyma 'Jacob Cline' 98 -
Eutrochium fistulosum 260 Eutrochium fistulosum 'Bartered Bride' 319 -
Oenothera fruticosa 114 Oenothera fruticosa 'Fireworks' 87 +
Physostegia virginiana 81 Physostegia virginiana 'Vivid' 81 =
Symphyotrichum novae-angliae 341 Symphyotrichum novae-angliae 'Purple Dome' 66 +
Heliopsis helianthoides 51 Heliopsis helianthoides 'Summer Nights' 109 -
Heliopsis helianthoides 51 Heliopsis helianthoides 'Summer Sun' 115 -
Monarda fistulosa 478 Monarda fistulosa 'Claire Grace' 106 +
Penstemon digitalis 122 Penstemon digitalis 'Huskers Red' 101 +
Symphyotrichum laeve 308 Symphyotrichum laeve 'Bluebird' 461 -
Symphyotrichum oblongifolium 102 Symphyotrichum oblongifolium 'October Skies' 381 -
Symphyotrichum oblongifolium 102 Symphyotrichum oblongifolium 'Raydons Favorite' 76 +
Coreopsis verticillata 180 Coreopsis verticillata 'Moonbeam' 176 +
Coreopsis verticillata 180 Coreopsis verticillata 'Zagreb' 357 -

Evaluation*
+ Species better than Cultivar About 50% of the time the species was better than the cultivar
- Cultivar better than Species
= Cultivar and Species equal

Dr. E. Jay Holcomb, Connie Schmotzer. Penn State Extension, Bees, Bugs, Blooms, July 2015. cxs51@psu.edu