![]() Keep the intensity around 100-300 µmol/m²/s. If your light intensity is too low or too high, adjust it to fit the requirements of your seedlings. Since the effects of the blue light spectrum aid cannabis growth, focus on using it during this phase. Place your LED lamp about 24–36 inches away from the top of the seedlings. When the lamp is too far away or not strong enough, young plants respond by growing toward the light direction.Įxcess height gain leads to legginess as the seedlings become fragile and thin. Poor light exposure is the primary reason for leggy seedlings as they need a sufficient supply to grow. Here are the common causes and prevention methods for this condition. Various factors can lead to leggy cannabis seedlings, and each requires specific solutions. Causes and prevention of leggy cannabis seedlings This problem also increases the vulnerability of seedlings to withering or decaying over the soil line. Legginess may make marijuana seedlings appear yellowish or pale. When dealing with wind and other unfavorable conditions, they may break. The plants cannot accommodate their top-heavy structure, making them flop over. When it’s leggy, it concentrates on growing tall without developing sturdy leaves and body parts.Īs a result, the most notable effects of legginess on weed seedlings are thinness, weakness, and fragility. The impact of leggy seedlings on plant growthĭuring the seedling stage, a healthy cannabis plant focuses its energy on creating strong and thick stems. If your seedling looks significantly taller than others, it may have a problem. To determine legginess, compare your plants to other healthy seedlings of the same strain in the right conditions. Note that there’s no specific height your cannabis seedling must reach to become leggy. The disproportionate growth affects the root and makes the plant fall over. ![]() The plant looks bare and grows in the direction toward the light source.Īs the seedling sprouts vertically, it becomes heavy at the top but lacks enough strength to support the weight. ![]() What are leggy cannabis seedlings?Ī cannabis seedling is said to be leggy if it grows skinny, tall, and spindly. Preventing leggy seedlings in future growsīefore learning various ways to deal with this problem, know how to identify a leggy cannabis seedling and its possible causes.Corrective measures for leggy cannabis seedlings.Causes and prevention of leggy cannabis seedlings. ![]()
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