Yellow Eggs On Milkweed. If you squish these aphids with your fingers your fingers will turn an orange yellow colour. The yellow eggs you see now are a different insect called oleander aphids.
A conservation practitioner s guide includes some info on milkweed pests and diseases. Why does my milkweed look diseased or yellow. The bright yellow aphids found on milkweeds are destructive non native pests.
In the south there can be two generations per year.
Yellow eggs and orange eggs on milkweed several days ago a cluster of bright yellow spherical eggs appeared on the underside of one of our milkweed plants asclepias syriaca in the garden. After looking at them with a magnifier i. They prefer common milkweed asclepias syriaca but will settle for other milkweed species or even dogbane where common milkweed isn t common. In the south there can be two generations per year.