What type of willow tree has berry-like looking fruit?
Willow Tree With Berry-Like Fruit
Willow, Weeping (Salix babylonica) Fruit Description:
This tree produces a fruit 1/4 inch in diameter, brown, leaves no litter to speak of.
They do have a very extensive root system and will "look" for any available water source include septic systems. So do consider carefully the location if you chose to plant one of these lovely trees.