Zinnia is a popular annual flowering plant known for its vibrant and long-lasting blooms. Native to North and South America, zinnias are part of the Asteraceae family and come in a wide range of colors, including red, pink, orange, yellow, purple, and white. They are versatile plants that can add beauty and color to gardens, borders, containers, and even cut flower arrangements.

HOW TO GROW:

Location: Choose a sunny location for your zinnias as they thrive in full sun. They require at least 6-8 hours of direct sunlight daily. Ensure that the soil is well-draining and fertile.

Planting: Zinnias can be grown from seeds or transplants. If starting from seeds, sow them directly into the garden after the last frost date in your area. Plant the seeds about ¼ to ½ inch deep and space them according to the specific variety, typically 6-18 inches apart. If using transplants, plant them after the danger of frost has passed, following the same spacing recommendations.

Watering: Keep the soil evenly moist but avoid overwatering, as zinnias are susceptible to root rot. Water at the base of the plants, preferably in the morning, to allow the foliage to dry before evening. Once established, zinnias can tolerate some drought but will perform best with regular watering.

Fertilizing: Prior to planting, amend the soil with compost or well-rotted organic matter to provide nutrients. You can also apply a balanced, slow-release fertilizer according to the package instructions. Avoid excessive fertilization, as it can lead to lush foliage but fewer flowers.

Maintenance: Deadhead spent flowers regularly to encourage continuous blooming and prevent seed formation. This practice, known as deadheading, redirects the plant's energy into producing more flowers. Monitor the plants for common pests like aphids or powdery mildew, and take appropriate measures to control them if necessary.

Support: Some taller varieties of zinnias may benefit from staking or support to prevent them from toppling over during strong winds or heavy rainfall. Install stakes or cages around the plants early in the growing season to provide support as they mature.

Propagation: Zinnias are typically grown from seeds, and they readily produce viable seeds for future planting. Allow the flowers to fully mature and dry on the plant. Harvest the seeds and store them in a cool, dry place for the next growing season.

HARVESTING:

Zinnias are primarily grown for their ornamental value and are not typically harvested for consumption. However, you can cut the flowers for fresh bouquets or floral arrangements. Harvest zinnias when the flowers are fully open and the color is vibrant. Cut the stems at a diagonal and immediately place them in a container of water to maximize their vase life.

FAST FACTS:

• Common name: Zinnia
• Latin name: Zinnia spp.
• Growth habit: Herbaceous annual
• Flower colors: Red, pink, orange, yellow, purple, white, etc.
• Bloom time: Summer to fall
• USDA Zones: 2-11 (depending on the species)
• Height: Varies depending on the species and cultivar, typically 6 inches to 4 feet tall