![]() How to provide more light for indoor seedlings? If it did happen in your case, turn down (or off) all the heat mats while giving the seedlings more light. They provide seeds with enough warmth for faster germination speeds.īut too much warmth is prone to make seedlings leggy. Heat mats are commonly used during winter by those gardeners who want to start seeds indoors. ![]() Gradually level up the time and the hours of sunlight exposure in the next few days. On the first day, place them in a shady spot outdoors and leave for a few hours. Repeat taking your seedlings outside daily in a week. This extra step is especially for indoor seedlings to help harden them off before they’re officially transplanted outside. Introduce outdoor environment to seedlings Gentle air circulation helps seedlings to shake and move, therefore, encouraging their stems to develop stronger and tougher. It prevents all the problems stated above while encouraging seedlings to develop deeper roots.Īn effective way to strengthen the stems of your leggy seedlings is to tickle them with your hands or use an oscillating fan (at a low speed setting) instead if you don’t have such much time. The best way is to add fertilizer/water into the lower tray that your seedling trays are placed on. Since leggy seedlings are very weak, you should feed them properly.Īvoid pouring fertilizer or water top down as it doesn’t distribute moisture or nutrients evenly while your seedlings are riskily knocked over. How do you apply fertilizers to seedlings? We personally love seaweed extract because it contains numerous nutrients with low-content phosphorus and nitrogen. The biggest difference between them is that fish emulsion is more like a liquid fertilizer while seaweed extract is referred to as a plant tonic. When it comes to liquid fertilizer for seedlings, there are two common options: fish emulsion and seaweed extract. We highly recommend using liquid fertilizer and always dilute it following the manufacturer’s instructions (found on the product package). Start applying fertilizer on your leggy seedlings once they are several weeks old or until they develop the 1st or 2nd sets of true leaves. After sprouting, you should frequently remove unwanted sprouts to finally reach the ideal density which is one sprout/container or one sprout/cell. Thinning down leggy seedlings help decrease competition for water, light, space, and nutrients, along with improving air circulation. This is the very first thing you need to do! Let’s get started! How To Fix Leggy Seedlings Make Them Mighty In this article, we’re going to walk you through our tried-and-true backs to fix and prevent leggy seedlings. Therefore, you should find ways to fix the problem as soon as possible or to avoid it. The taller they become, the weaker, thinner, and more fragile they will be. The fact that leggy seedlings aren’t bad but they aren’t ideal, either.
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