Seeds start much quicker in the greenhouse as compared to a windowsill. Tomato seeds sprout in 2-3 days, whereas they take a week on a windowsill. The warmth, sunlight and humidity helps to speed germination.
Grow Your Own Food! 10 tips for the beginner... MOST brilliant, the container top right. I will get a few when I get the Money together..they are the best ever. Super Invention where even those without a green thumb can grow super veggies or flowers!