Name: Valeriya Tishchenko Zaporizhzhya region (Zone 6a)
sunnyvalley said: That purple streak on the falls is quite unique - wonder where that came from?
Most likely due to the change in pH in the flowers to neutral. Many times I noticed such purple touches after a sharp deviation in temperature. Saintpaulia also produces such purple anthocyanin stripes after an unexpected sharp drop in temperature down.