
Photo Credit: Jeff Hahn, Univ. of MN

Photo Credit: Jeff Hahn, Univ. of MN
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Aphid species
Uroleucon spp. |
| Size: Up to 1/8 in long |
Where/When: Feeds on petals and leaves of a variety of flowers including black-eyed Susan (Rudbeckia), coneflower, and sunflower. Active spring and summer; it is particularly noticeable from mid to late summer. |
| Significance: Generally does not cause damage. Could cause discoloration of flower petals and leaves, resulting in wilting if populations are high. |
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