Hairparticle with in a hair particle not working in blender 2.8?

First of all made a plant using sapling addon with out leaves.after then i used a alpha masked leaves image plane as hair particle for the plant.Now i added a new plane and created hair particle with settings render type object. I selected the object plant for the particle system which has already particle in the problem is in both the render and viewport leaves particle are not showing, only the branches are showing.what is the solution?