TIM!!!!
In fact the ranges go as follows: 000 0000 to 009 9999 is garden plant, 010 0000 to 019 9999 is prairie star, 020 0000 to 029 9999 is forest sprig, 030 0000 to 039 9999 is curling vine, 040 0000 049 9999 is cactus, 050 0000 to 059 9999 is cave blossom, 060 0000 to 069 9999 is tiny tree, 080 0000 to 089 9999 is as mentioned lil' mushrooms, 090 to 099 9999 is ancient fern and 100 000 to 109 9999 is desert beauty . For some reason there is no 070 0000 to 079 9999 range plants.