Meaning of wagon in Hindi, Hindi Meaning of word wagon, What is meaning of wagon in Hindi
Zinnias are colorful, low-maintenance annuals that prefer warm weather and bright sunlight. Although zinnias are relatively disease-resistant, they are sometimes plagued by diseases that cause brown spots. The brown spots are usually caused by one of three types of leaf spot -- Alternaria leaf spot, bacterial leaf spot and Cercospora leaf spot.
Nitrogen deficiency usually causes plant leaves to turn yellow. Nitrogen is a component of starches. Nitrogen deficiency usually causes plant leaves to turn purple. Nitrogen is a micronutrient in plants. Plant root hairs can only absorb nitrogen in the form of ammonium ions (NH4+) or nitrate ions (NO3â).