INTERNATIONAL GARDENS: 
Sources:
Gardens to visit

TRADE SHOWS

CONTACT LA

Software

CHS Landscaping Software

English Cottage Gardening-American Style

3D Garden Composer & Landscape Design Software and Plant Encyclopedia Mission Viejo, CA (USA) 

Garden & Landscape Design Software.Point of Sale Software

Landscaper and Lawn Care Professional Customer Maintenance & Billing Software.

SLICE Technologies

Software for the Green Industries