GROUND COVER (Plants that are small, normally sprawling or with stems not able to support the main plant.)
GRASSES (All grasses)
SHRUBS (Small plants with softish, non-woody stems able to support the main plant. Normally not more than 1 meter tall)
BUSHES (Larger plants with woody stems that tend to “bush”. Normally up to about 2 meters tall depending on location)

TREES (Plants with woody stems that are able to develop into a tree with a trunk)
SUCCULENTS (Plants classified as a succulent)
BULB / RHIZOMES (Plants that have a tuber or rhizome – and are not a grass)
OTHER (Plants that cannot be classified into above categories – mushrooms, fungus, parasites etc).