Both appealing to the eye and very easy to grow, the Madagascar dragon tree is among the most sold and liked indoor plants
The industry is driven by price point, and the cheapest stuff is usually what moves in the highest volumes. Optimizing that metric has been true for the entire lifetime of the industry and doesnt show any evidence of changing, adds Jikomes
Images (from top to bottom): juxtapozer/flickr, Fugue/flickr
*This item can only be shipped to domestic Australian addresses*
Similarly, there are also some countries where 30 cigarettes are sold in a pack
Kadowaki, J., Impact of total vending machine restrictions on US young adult smoking, Nicotine and Tobacco Research 18(11): 2092-2099, November 2016