Blooming Brilliance: Why Growing Mums Is a Must, and How to Care for Them Like a Pro
- Marie
- Sep 24, 2024
- 6 min read
When autumn arrives, it brings with it a kaleidoscope of colors, cooler temperatures, and a sense of transformation in the natural world. One of the quintessential symbols of the fall season is the chrysanthemum, or "mum" for short. These beautiful flowers, which come in an array of hues, have become synonymous with the spirit of autumn. In this article, we'll explore why mums are so popular and how to care for these beautiful plants.

Why Everyone Should Grow Mums
Vibrant Fall Colors
Mums come in a wide range of warm, autumn-inspired colors, including rich reds, vibrant oranges, deep purples, and golden yellows. These hues mirror the changing foliage, making mums a perfect addition to fall gardens and decor. Their ability to mimic the colors of fall is one of the primary reasons they're so beloved during this season.
Late Bloomers
Mums are late bloomers, often hitting their peak in late summer and early autumn. During spring and summer, their green leaves provide the perfect backdrop to allow other flowers, such as cosmos and zinnia, to take center stage. As those other flowers are starting to fade, mums burst into full bloom, creating a captivating contrast to the waning colors of summer. This makes them an excellent choice for adding fresh and vibrant flowers to your garden or home when many other plants have finished their growing season.
Hardy and Resilient
Mums are known for their resilience and ability to withstand cooler temperatures. They are hardy in zones 5 through 9, with some varieties surviving down to zone 3. They can easily tolerate those cool autumn nights, which is a stark contrast to many other summer flowers that would wither under similar conditions. Here in Zone 7a, mums that are planted in the ground have no problem surviving the winter. Their hardiness makes them a dependable choice for fall gardens and year-round displays.
Bug Repellant
One of the added benefits of growing mums is their ability to repel certain pests. The strong scent of chrysanthemums can deter insects like aphids, spider mites, and whiteflies. This makes them a great companion plant in your garden or on your patio, as they help protect nearby plants from unwanted pests. Additionally, planting mums can attract beneficial insects like ladybugs and lacewings, which further assist in keeping your garden healthy and thriving. So not only do they provide stunning blooms, but they also contribute to a more balanced ecosystem!
Versatile Decor Options
Mums can be incorporated into various decorative arrangements and landscaping. You can place them in pots or hanging baskets on your porch, plant them in garden beds, or use them in floral displays for your home. Their versatility allows them to complement a wide range of fall decor styles, from rustic and traditional to contemporary and elegant.
Cultural Significance
In many cultures, chrysanthemums hold special significance. In China, mums symbolize nobility, elegance, and longevity, often associated with the idea of perseverance due to their ability to bloom even in the colder months. The flower is celebrated during the Double Ninth Festival, held on the ninth day of the ninth month, where it’s common to drink chrysanthemum tea and appreciate the beauty of these resilient blooms. Similarly, the Japanese celebrate the Chrysanthemum Festival, or "Chrysanthemum Day." In Japan, mums are revered as a symbol of the sun and are featured in the Imperial Seal, representing perfection and rejuvenation. In the United States, mums are prominently featured during fall festivities and are commonly used in autumn decorations.
Low Maintenance
Mums are relatively easy to care for, making them accessible to both seasoned gardeners and beginners. They require moderate watering, well-drained soil, and full sunlight, which aligns with the conditions of many autumn gardens. Their low-maintenance nature makes them a convenient choice for fall plantings.
Warning for Pet Owners
Chrysanthemums can make animals sick if eaten. They contain Pyrethrin, a natural insect repellant, which can cause stomach issues and allergic reactions. In rare cases, consumption of Mums could be fatal to pets.

Chrysanthemums, or mums, have earned their status as autumn favorites for a multitude of reasons. Their vibrant fall colors, late blooming period, resilience to cooler temperatures, and versatility in decor options make them the perfect companions for the season of change.
How to Care for Mums
During the fall months, mums are readily available at your local hardware store, greenhouse, and even many grocery stores. With the variety of colors available, it is hard to resist buying many plants. So, let's take a look at how to care for mums so that your investment lasts and you can enjoy the prettiest blooms.
Choosing the Right Variety
Before you begin caring for mums, it's important to select the right variety for your climate and purpose. Mums come in a wide range of colors and forms, so choose one that suits your garden and preferences. Common types include garden mums, cushion mums, and florist mums. Make sure the variety you choose is suitable for your climate zone, as some are hardier than others.

Planting Mums in Your Garden
Mums can be planted in the ground either in the spring or early fall. Here are some essential considerations for successful planting:
Sunlight: Mums thrive in full sunlight, so choose a location that receives at least 6 hours of direct sunlight per day.
Soil: Well-draining soil is crucial for mums. They prefer slightly acidic, fertile soil. Amending your soil with organic matter can improve drainage and fertility.
Spacing: Proper spacing between mums is essential to ensure good air circulation, which helps prevent diseases. Generally, space them 18-24 inches apart.
Watering: Keep the soil consistently moist but not waterlogged, especially during the first few weeks after planting.
Caring for Mums in Pots
Many gardeners will purchase potted mums from local nurseries or stores. Potted mums can still be treated as perennials, but to keep them alive and healthy until next fall, you'll need to move them into a larger pot than the one they are sold in.
When selecting pots for your mums, consider the following:
Size: Choose a pot that is at least 3-4 inches larger in diameter and several inches deeper to give the roots enough space to grow.
Drainage: Ensure the pot has drainage holes. Good drainage prevents root rot and allows excess water to escape.
Material: Terracotta, ceramic, and plastic pots all work well. Keep in mind that terracotta pots tend to dry out faster.
Regular Watering
Mums have moderate water needs, preferring consistently moist soil. That said, soggy soil in potted plants can lead to root rot so it is important to monitor moisture levels. Water when the top inch of soil feels dry, ensuring the water drains out of the bottom. Adjust your watering based on weather conditions—hot, dry days will require more frequent watering, especially for potted plants. It is best to water your plants early in the day to allow excess moisture to evaporate and reduce the risk of fungal diseases. Try to avoid wetting the foliage when watering as it can lead to mildew issues.
Fertilizing
To encourage lush growth and vibrant blooms, fertilize your mums every 4-6 weeks during the growing season (spring through early summer). Avoid fertilizing too late in the season, as this can lead to soft, leggy growth that may not survive the winter. Use a balanced, slow-release fertilizer or a liquid fertilizer diluted to half-strength. This will provide the necessary nutrients for healthy growth and abundant blooms.
Pruning and Pinching
To encourage bushy growth and more flowers, pinch back the growing tips of your mums until early July. This process will help maintain a compact shape and produce a fuller display of blooms. Remove spent flowers regularly to promote further blooming in autumn. This encourages the plant to focus energy on new flowers instead of seed production. After flowering, cut back the stems to about 4-6 inches above the ground. This helps prepare the plant for the next growing season.
Overwintering
In regions with cold winters, provide protection for your mums to ensure they survive the cold. Apply a layer of mulch around the base to insulate the roots, and cover the plants with straw or burlap. Alternatively, you can dig up your in-ground mums and store them in a cool, dark place until spring. If you bring plants indoors, continue to water sparingly through the winter, as the soil can dry out.
Pest and Disease Control
Mums are typically resistant to both disease and pests, but there can be occasional issues. Regular inspection of your plants can help you catch and address these issues early. For disease prevention, avoid overhead watering, as wet foliage can lead to issues like powdery mildew. Organic fungicides may be necessary in severe cases.

Mums have become a mainstay in the fall garden. These vibrant flowers can grace your garden with beautiful colors and cheerful blooms. With the right selection, proper planting, and diligent care, your chrysanthemums will thrive and become a delightful addition to your landscape. Whether you're looking to enhance your garden or add a touch of autumn to your home, mums can provide that captivating burst of color and charm that characterizes fall's unique beauty.
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