These seed balls appear on the sycamore tree in the winter and fall to the ground in the spring, where they open to disperse their seeds. While sycamore seed balls can be a nuisance to clear away, they can also be put to a variety of practical uses.

Do sycamore trees cause allergies?

Maple sycamore tree allergy symptoms can be similar to those of many other outdoor allergies and may include: Sneezing. Runny nose. Irritated eyes.

Do Sycamores have seeds?

Sycamore trees produce an abundance of round, dangling clusters of seed pods, which are themselves very ornamental and which provide a way of growing new sycamore trees. The seeds germinate easily without pretreatment or stratification, but the germination process can be lengthy and takes patience to complete.