Wordnet 3.0
NOUN (2)
1. 
 working as a landscape gardener; 
[syn: landscaping, landscape gardening]
2.  a garden laid out for esthetic effect; 
- Example: "they spent a great deal of money on the landscaping"
The Collaborative International Dictionary of English v.0.48:
landscaping \landscaping\ n.
   Working as a landscape gardner.
   Syn: landscape gardening.
        [WordNet 1.5]
WordNet (r) 3.0 (2006):
landscaping
    n 1: working as a landscape gardener [syn: landscaping,
         landscape gardening]
    2: a garden laid out for esthetic effect; "they spent a great
       deal of money on the landscaping"