We usually think of Petunias as annual plants. Actually, most of them are perennials. Most of us, just happen to grow them as annuals, especially up north.They are native to Argentina, Brazil, and other parts of South America. These attractive flowers caught the eye of early explorers, who collected seeds to take back to Europe and to North America.
LIGHTING REQUIREMENTS: USDA hardiness zones: 8 through 11
CARE INSTRUCTIONS WATER: Water them during dry periods, once or twice per week.
FERTILIZER: Add a general purpose fertilizer when planting them, then once a month after that.
FLOWERING: Flower blooms are produced in many single and multi colors.
SOIL: Use good quality, well drained soil.
DISEASE: Petunias seldom have problems with insects and disease. If insect or disease problems occur, treat early with organic or chemical insect repellents and fungicide.