The Top Tips for Growing Annuals - Schwartz Greenhouse
How to Keep Your Boston Ferns Healthy
February 12, 2026
How to Keep Your Boston Ferns Healthy
February 12, 2026

Close up macro of a purple flower. Shallow depth of field.

Annual flowers are a favorite among gardeners because of their vibrant colors, fast growth, and ability to transform any outdoor space in just a single season. Whether you’re filling garden beds, brightening containers, or adding splashes of color to walkways, these plants offer endless possibilities. Their quick life cycle means they put most of their energy into blooming, rewarding gardeners with long-lasting displays from spring through fall. Because they grow so quickly, annual flowers are also an excellent choice for beginners or anyone looking to refresh their landscape each year.

Gardening not only beautifies your property but also supports emotional well-being. According to House Beautiful, 42% of those who spend time gardening at home said they felt healthy and happy. Growing annual flowers allows gardeners to experience that joy while experimenting with new varieties, colors, and garden styles each season. To help you achieve the fullest, brightest blooms, it’s important to understand what these plants need throughout their growth cycle.

Choose the Right Annuals for Your Garden Space

Selecting the right plants is the first step toward success. Consider your sunlight conditions—whether your space receives full sun, partial shade, or mostly shade. Annual flowers like petunias, marigolds, and zinnias thrive in full sun, while impatiens and begonias do well in shady areas. Matching the plant to the environment ensures healthier growth and better blooms. Also consider your climate and soil type, choosing varieties known to perform well in your region.

Prepare Soil for Strong Growth

Healthy soil is essential for supporting annual flowers throughout the season. These plants grow quickly, so they require nutrient-rich soil that drains well. Adding compost or organic matter improves soil structure and provides the nourishment plants need to establish strong roots. Loose, well-aerated soil also helps annuals absorb water more efficiently, reducing the risk of root rot. Preparing the soil before planting sets a strong foundation for vibrant, thriving flowers.

Water and Fertilize for Maximum Blooms

Because annual flowers grow rapidly, they need consistent moisture to stay healthy. Water deeply but avoid oversaturating the soil. Most annuals prefer soil that remains evenly moist but never soggy. To support steady growth and blooming, apply a balanced fertilizer every few weeks or use a slow-release formula at planting time. Fertilizer replenishes nutrients quickly used up by these fast-growing plants, helping them produce more abundant flowers all season long.

With the right care and attention, annual flowers can bring incredible color and life to your outdoor spaces. For those looking to explore new varieties or find high-quality blooms, Schwartz’s Greenhouse offers an exceptional selection to enhance your garden’s beauty each season.