| A | B |
| hybrid | offspring of 2 plant varieties |
| cotyledon | first seed leaf |
| specie | part 2 of a scientific plant name |
| Linneaus | developed plant nomenclature system |
| floriculture | science of growing flowering plants |
| phosphorus | The 10 in a bag of 5-10-15 |
| berm | soil mounded around a plant base to hold water |
| focal point | point of interest or accent |
| landscape construction | the installation of landscapes |
| symetrical balance | when each side duplicates the other in a landscape |
| thatch | dead grass clippings in lawns |
| herbicide | destroys weeds |
| sod | grass and roots and a thin layer of soil |
| dicot | a plant type with 2 cotyledons |
| petiole | the stalk connected to a leaf |
| evergreen | keeps leaves or needles year round |
| leaching | when fertilizers wash out of the soil |
| hardening off | helps the transition of planting from greenhouse to the garden |
| transpiration | loss of water through leaves or stems |
| hardiness | ability of a plant to withstand a minimum temperature |
| arborist | studies care and preservation of trees |
| specimen | a plant used all alone for accent |
| stamen | male reproductive part of a flower |
| cross pollination | pollen unites with egg of a different plant |
| pistil | female reproductive part of a flower |