Finding a particular sketch up software or plugin

Hi I
I am a landscape architect I need a software that can create landscape designs where up to date vegetations, flowers, trees, paving and all landscape components can be found.

I need the software or plugin to be able to cost materials like the fence the cost to buy the flower
I need someone I can call because am willing to buy the software
Please contact me back as I need to have communication with someone you think quantifier pro has alot of plans and tree in the library
I want to purchase the software I just want to be sure it can do all I want