Gardening is just not applying for credit for a certain period of time and utilizing soft pulls to grow your credit lines.
Here is an entire thread dedicated to it. Each month a new thread is started,
http://ficoforums.myfico.com/t5/Credit-Cards/Garden-Club-Meeting-April-2013/td-p/2014231
Major CC's - Barclay's ($5.5K) | Barclay's Sallie Mae MC ($5K) | DCU ($7.5K) | Discover IT ($1.4K) | Genisys Visa ($1.4K) | NFCU Visa ($22K) | Navcheck ($15K) | Chase Freedom ($5K) | SDFCU Visa ($8K) | Amex BCP ($9.5K) | Amex Delta ($10K) |Store CC's| -Amazon ($4K) | Catherines ($850) | JCP ($4K) | Macy's ($1.7K) | Avenue ($850) | Victoria's Secret ($1.4K) | Walmart ($4.1K) | Paypal SC ($1.3K) | HSN ($2.5) | Sears ($2.6K) | Sams Club ($4.1K) |Goal|: Age with grace to 750 across the board |Last app|: 3/3/2014
