Q: I have nine pots of what I’m pretty sure is purple heart (wandering dude) on my apartment balcony. They came from a bed in my sister’s front yard. What’s the best approach for their cold weather ...

Tiny pink flowers appear from summer to fall. Native to Mexico, purple heart is often grown as a houseplant, though it is perennial in USDA Hardiness zones 9 to 11. (Find your zone here.) ...