fertility of the Red Mulberry, Morus rubra
Red mulberry trees (Morus rubra) can be either monoecious (male and female flowers on the same plant) OR dioecious (with male and female flowers on separate plants). Here is a profile of Morus rubra, with information on the fruit quality.
thank you!! i'll keep an eye out for "catkin-like spikes that appear in early spring"