Blue frilly bells, one inside the other, on this seldom-seen form of Campanula trachelium, the "nettle-leaved bellflower".
Sowing advice: Z. SOW FINELY AND EVENLY. GERMINATE IN GENTLE HEAT OR IN A WARM BRIGHT SPOT OUTSIDE. GROW-ON INDIVIDUAL SEEDLINGS IN 3 INCH POTS. REJECT THE ODD SINGLE FLOWERED SEEDLING.
