Question

What causes joining up of stock and scion in grafting? Name one positive trait that the plant contributing scion should have and one positive trait that the plant contributing the stock should have.

Answer 1

The combining up of vascular compartments of scion and stock cause joining of the two parts in grafting. 

The plant contributing scion should be able to produce flowers and fruits quicker than those plants which are planted through seeds. 

The plant contributing root stock should be able to keep the plant more resistant to diseases and pests.