Q-What can you tell me about blue lace flower? Does it need sun or shade? A-You have asked about a member of the parsley or carrot family that is known in the seed catalogue business as Didiscus ...

Blue flowers are appropriate for the summer because of the cooling ambiance they provide. Speaking of which, are you familiar with blue lace, also known as throatwort (Trachelium caeruleum)? If not, ...