Seedling
Everyone gets this rank when they join, it has all the basic commands you need.
Daisy
3 sethomes
Commands: /tptoggle, /seen, /delhome, /dcport, /workbench
Sunflower
5 sethomes
Commands: /suicide, /warp, /hat, /jump, /nick (no color), /enderchest
Azalea
7 sethomes
Commands: /fly, /feed
Orchid
10 sethomes
Commands: /speed, /top, /god, /hgs nightvision, and color chat
Allium
Unlimited sethomes
Commands: /gmswap (restricted creative), /beezooka, /kittycannon