Q.Weeping cherry tree
How can you start a tree from a tree? I’m moving and won’t be able to dig and take it because it is too big.

Certified GKH Gardening Expert
You can take some cuttings from the previous season's growth on the tree and re-grow them into trees. This article explains how:
http://fruitandnuteducation.ucdavis.edu/fruitnutproduction/Stone_Fruit_Propagation/sfcuttings/
You can also see the information on hardwood cuttings here:
https://www.gardeningknowhow.com/ornamental/trees/tgen/how-to-root-cuttings-from-various-shrubs-bushes-and-trees.htm