Do passion flowers grow in all regions of tn?

Yes passionflowers (Passiflora), also known as maypops, grow in all regions of Tennessee.

According to MiracleGro, their native range stretches from the Ohio River south to Florida, and they grow best in the USDA Hardiness Zone 6. According to the US Department of Agriculture, which defines the boundaries of these hardiness zones, the entire state of Tennessee exists within the Hardiness Zone 6. The USDA plant profile for the passionflower also confirms that the flower is native to the state of Tennessee. Fun fact - passionflowers are actually the state wildflower of Tennessee!

To read more about passionflowers, check out these sources:

• MiracleGro. (2014). Grow passionflowers for delicious fruit. Retrieved from miraclegro.com/smg/goART3/Howto/grow-passion-flowers-for-delicious-fruit-rose-%26-flower-gardening/27700071/7400006/27000004/
• Missouri Botanical Garden. (2015). Passiflora incarnata. Retrieved from missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=q280
• Lowe's Plant Guide. (2015). Passiflora. Retrieved from .lowes.com/cd_Lowes+Plant+Guide_253427968_?url=plant.aspx?code=l0057hp
• USDA Plant Guides. (2015). Passiflora. Retrieved from plants.usda.gov/core/profile?symbol=PASSI#

To view the United States Department of Agriculture's Hardiness Zones, visit planthardiness.ars.usda.gov/PHZMWeb/. You can even search by state with the site's drop down menu.