Gardening Question of the Week: When Should I Start Fertilizing My Plant Seedlings?
Gardening Question of the Week: When Should I Start Fertilizing My Plant Seedlings? Thursday March 5, 2009 MDLady45 posted the Forum question: “I have several seedling plants (broccoli, spinach, carrots, lettuce) that are about 2 weeks old and have one set of leaves. When is a good time to give liquid fertilizer? What is the best mix?” John 76 wisely asked her if she had used a potting soil that already had fertilizer in it. Some do, some dont. If the potting mix has fertilizer in it, you shouldnt need to add more. Id opt for a soil less mix without fertilizer. First, its cheaper. But more importantly, your seedlings dont need fertilizer until they develop their