Minneapolis, MN (Zone 4b) | August 2014 | positive
I planted a few of these in containers. Not all of them flourished, but in one pot they did very well, climbing a few feet high and prod...Read Moreucing lovely pink flowers with a sweet scent. It seems to tolerate heat. I hope to save some seeds from it for next year.
Addendum in 2021.
It is easy to save seeds, and they remain viable for at least a few years without special handling. Sometimes the plant self seeds in Zone 4. The pods do "explode" if dry, so collect carefully. Hummingbirds and bees like the flowers. If the pollinators are visiting frequently, the flowers close quickly, and frequent deadheading is needed to keep the spectacular display going.
I planted a few of these in containers. Not all of them flourished, but in one pot they did very well, climbing a few feet high and prod...Read More