A landscape designer will help you:

• Select specific plants to accent existing landscape or to design a totally new landscape.
  
• Select plant types by growing region so money is not wasted on plants that will not grow in a particular region.
  
• Give suggestions on how to prepare your soil for planting.*
  
• Give suggestions on how to feed your landscape and to prevent diseases.
  
• Give suggestions on how to design and plant a water garden.
  
• Ever wandered how to start an organic program it's real easy I'll show you how.
  

Here are a few of my favorite sites.  Feel free to explore them. 

Http://www.organicgarding.com

Http://gardenguide.com

Http://www.dirtdoctor.com/
This is my favorite site for organic

Http://aggie-hortculture.tamu.edu/web.html

Http://chico.rice.edu/armadillo/wildflowers/project/wild2.html
This is one of my favorite sites on wildflowers