[ Mildly alarmed. He touched it and didn't freeze? ] What happened when you touched it? I thought you said that they freeze everything around them...?

Hn, they're the only flowers that bloom at night. Or to be more exact, they bloom at exactly 2 o'clock in the morning. During the day, they absorb the light through their leaves, and then release it when their petals open - it's an amazing sight.