Mushroom Windowsill Kit ? White Button Mushroom Grow handfuls of White Button mushrooms from your very own windowsill. Our Windowsill Mushroom Kits will allow anyone to grow White Button mushrooms from their very own windowsill. Handfuls of these delicious mushrooms will be just clutches away from your favourite dish. White Button mushrooms are a popular white variety from the mushroom family. These button mushrooms hold their flavour and adapt perfectly to any dish. White Button mushrooms are completely versatile when added as a pizza topping, marinated and grilled. Mushrooms are tasty, low in calories, high in protein and a great source of fibre especially for those on plant-based diets. They provide you with vital vitamins including vitamin B, selenium, potassium and copper. With our handy kits, you?ll soon have this delicious and health beneficial vegetable at just the fraction of the cost. Whether you?re a full-time gardener or beginner, this handy kit includes a base tray, lid, and pre spawned substrate and easy to follow instructions. Planting and care: Simply keep them moist and out of direct sunlight and your first crop should be ready to pick in a matter of weeks, plus you can expect at least another 2 pickings after that (See full instructions in Growing Info below). These kits need to be started on receipt and are unsuitable for storage.