Michael in Niagara-on-the-Lake, Ontario, asks: Dahlia tubers that were stored in peat moss in the basement have started to send up shoots. They’re in the coldest part of the basement, but it is 14 to 16°C in the room with about 35% humidity. Should the sprouts be trimmed off? Left alone? Nick Vanderheide of Creekside Growers in Delhi, Ontario, says: The issue at hand … [Read more...] about What to do when stored dahlia tubers sprout early?
Colourful dahlias, native to Mexico, make a superb cut flower. They thrive in hot, sunny weather and rich, fertile soil, but they won’t survive freezing temperatures. This means you’ll need to store dahlia tubers over winter if you wish to plant them again next year. But before learning how to divide and store dahlias, first decide if it’s worth the effort. Unless your … [Read more...] about How to divide and store dahlia tubers