When it comes to buying a plant, you might be confused as to how the sizes are categorized. Plant sizes are categorized by their planter diameter size, so the measurement you see in front of plant names are the size of the planter diameter, not the actual plant height. Here are the most common planter sizes and here's what they mean:

• 4"- Ideal small desktop plants, plant heights usually ranges from 5"-15". 
• 6"- Ideal large desktop plants, plant heights usually ranges from 1Ft-2Ft. 
• 10"- Ideal floor plants, plant heights usually ranges from 3Ft-7Ft.
• 14"- Ideal large floor plants, plant heights usually ranges from 5Ft-9Ft.