I haven’t been paying much attention to my shady air-conditioner garden, and was pleasantly surprised to pass by and notice two gorgeous blue perennials in bloom — great blue lobelia (Lobelia siphilitica, 24 x 12 inches /60 x 30 cm, Zone 5) and willow gentian (Gentiana asclepiadea, 18 x 15 inches / 45 x 38 cm, Zone 6). They look particularly vigorous this year, no doubt because … [Read more...] about Late-summer blues: Great blue lobelia and willow gentian
lobelia
Those tricky lobelias
Now, here is a mystery solved. Each spring I pick up half a dozen cell packs of lobelia seedlings for my containers. I admit, up front, that I’ve been lax in noticing the cultivar names; I just select the colours (usually dark blue and sometimes white) and the postures (mounding or trailing) to suit my purpose. The lobelias I purchased this spring differed only in that they … [Read more...] about Those tricky lobelias
