Yes, red berries
no.
If you are trying to attract wasps to an aspen tree there are a few things you can do. You can plant very fragrant flowers or blossoming shrubs around the tree. You can also place fruit trees need your aspen to attract the wasps.
Aspen is a poplar tree. They typically grow tall, and have white bark. There is also a city named Aspen, Colorado.
no trees exist that don't produce flowers but produce fruit
All fruit trees have flowers. It is the inner part of the flower, the ovary, that becomes the fruit.
A Maple tree has neither fruit nor flowers, but it has very colorful leaves and tree sap that produces Maple Syrup. Acorns OOPS, forgive me, it is the Oak tree that produces Acorns Maples have samarras, which are the fruit of the tree. They also have flowers, but are very small and insignificant. Almost every tree has fruit and flowers, some are just inconspicuous to the naked eye.
An Aspen tree can grow as tall as 131 feet and can live up to 150 years above the ground. The wood from the Aspen tree can be made into matches and paper because of it's low flammability.
a fruit
The quaking aspen tree is a short-lived tree and insect and disease affected. Suckers grow from the root that destroys a good landscape.
Yes, it is. Most people misunderstand what fruit is; apple, peach, banana, plum, pear, those are obvious fruit trees that everyone would recognize as such, but this is going by the purely horticultural definition of fruit. But more broadly, all trees that produce flowers are fruit-bearing trees, because the seed-containing ovaries are classed as fruit. So yes, the birch tree is a fruit-bearing tree. An interesting note about birch is that its fruit was used as a food source by the Incas.
Flowering plum trees do not produce fruit because they are ornamental trees that are primarily grown for their beautiful flowers rather than for fruit production. If you are looking to grow fruit, you may want to consider planting a different type of fruit tree such as a plum tree specifically bred for fruit production.
It is false that cherries grow on cherry blossom trees. Flowers called cherry blossoms grow on cherry blossom trees.