Plants with Huge Blooming Flowers
When the summer season arrives, gardeners yearn for their gardens to be adorned with stunning flowers. If you are seeking to enhance your garden with blossoms that have a considerable size, you can choose from various plants that offer huge blooms. Not only do flowers add a touch of beauty to our gardens, but they also play a critical role in sustaining the bee population and other pollinators. Additionally, flowers with extensive and robust blooms can serve as a captivating centerpiece in a beautiful garden.
Huge blooming flowers add vibrant colors and aesthetic appeal to your garden or landscape, making them a great choice for improving your property’s curb appeal. These flowers also attract beneficial insects and pollinators like bees, butterflies, and hummingbirds, which are essential for the health of your garden and the environment.
Some huge blooming flowers have fragrant scents, which can help create a relaxing and peaceful atmosphere in your outdoor space. These flowers can also be used as cut flowers to brighten up your indoor spaces or as a gift for your loved ones.
To assist you in your search for plants with large, showy blooms, we have compiled a list of our preferred species. These plants can be an excellent addition to your flowerbeds this summer season, providing you with a plethora of colossal and beautiful flowers to admire.
1. Angels Trumpet
Botanical Name: Brugmansia Spp.
Sun Requirements Full Sun
Height 6-15 Feet Tall
Hardiness Zones 9-11
Angel’s trumpet is a remarkable tropical shrub or tree that boasts some of the most impressive flowers. Even if you live in a cooler region, you can still cultivate angel’s trumpet in a sizable pot and appreciate its trumpet-shaped blossoms for a single season. These flowers have the fascinating ability to open and close at specific times of the day, and they can grow up to an impressive length of 10 inches.
In addition to their visual appeal, the flowers of angel’s trumpet are highly attractive to hummingbirds, making it a perfect choice for a pollinator garden. To fully enjoy the sweet fragrance of these plants, it’s recommended to position the container in a location where the aroma can be savored during the evening.
It’s worth noting that while angel’s trumpet can add a touch of tropical flair to your garden, all parts of the plant are poisonous if ingested, so it’s crucial to keep it out of reach of children and pets.
2. Moonflower
Botanical Name: Ipomoea alba
Sun Requirements: Full Sun
Height: 9 – 12 Feet
Hardiness Zones: 5 – 9
Moonflower is a lovely vine or climbing plant that produces striking white flowers. These flowers have a unique characteristic of remaining closed during the day and then opening up in the evening to reveal 6-inch flowers.
Moonflower is related to the sweet potato vine and can grow up to 15 feet long. They prefer full sun or partial shade and can be planted in the ground or in containers. These plants are perfect for outdoor spaces where you spend your evening hours. You can plant them near your outdoor dining area or fire pit to enjoy the beautiful blooms and their sweet fragrance. Additionally, moonflowers are easy to grow and care for, making them a great option for both novice and experienced gardeners alike.
3. Bigleaf Magnolia
Botanical Name: Magnolia macrophylla
Sun Requirements: Full Sun to Partial Sun
Height: 30 – 40 Feet
Hardiness Zones: 6-9
If you’re looking for a tree with impressively huge blooming flowers, the bigleaf magnolia is an excellent option. Among all the magnolia species, this tree produces the largest flowers, which can expand up to a remarkable 10 inches in width. The flowers’ striking appearance is marked by bright white petals with a delicate pink center, providing an elegant display in your garden.
In addition to their beautiful blooms, bigleaf magnolias have long, 12-inch leaves that help accentuate the tree’s sizable flowers. These trees can grow to considerable heights, making them an excellent choice for providing ample shade in your outdoor space.
It’s important to note that while bigleaf magnolias are visually stunning, they require specific growing conditions, such as a well-draining soil and sufficient moisture. Therefore, it’s essential to do your research and ensure that your planting location is suitable for this magnificent tree.
4. Dinnerplate Dahlia
Botanical Name: Dahlia hybrid
Sun Requirements: Full Sun
Height: 1 – 6 Feet, variety dependant
Hardiness Zones: 8 – 11
The dinner plate dahlia is a variety of dahlia that is widely known for its massive size flowers, which can measure at least 8 inches in diameter. Like other dahlias, dinner plate dahlias are planted as tubers in the spring and come in a wide range of colors, making them an excellent choice for gardeners who want to add a splash of color to their gardens.
One of the unique features of the dinner plate dahlia is that its flowers often have multiple colors in each bloom, which makes for a stunning and eye-catching display. These dahlias are easy to grow, and with so many different types to choose from, you can have fun picking out the ones that best fit your garden’s color scheme. Consider planting them in a sunny spot in your garden, and you’ll be rewarded with a beautiful display of these gorgeous flowers all season long.
5. Butterfly Bush
Botanical Name: Lilium ‘Casa Blanca’
Sun Requirements: Full Sun to Partial Sun
Height: 3 – 4 Feet
Hardiness Zones: 4-9
The butterfly bush is a stunning shrub that produces beautiful flowers, and its size and flower sizes can differ depending on the variety. The butterfly bush’s blossoms take on a long, spiky shape that can extend from 8 to 15 inches in length! These remarkable flowers come in an array of colors, ranging from pure white to deep purple, and even bright and bold colors like pink and orange.
To ensure optimal growth and flowering, it’s recommended to plant the butterfly bush in an area that receives plenty of sunlight. Once established, the plant becomes low maintenance, requiring little water to thrive, making it an excellent addition to any garden.
However, it’s worth noting that while the butterfly bush attracts pollinators such as butterflies and bees, it can also spread rapidly and become invasive in certain regions. It’s crucial to check with your local gardening authorities to ensure that this species is not classified as invasive in your area before planting it in your garden.
6. Hybrid Tea Rose
Botanical Name: Rosa spp
Sun Requirements: Full Sun
Height: 3 – 8 Feet
Hardiness Zones: 5 – 9
If you are looking for huge blooming flowers, hybrid tea roses are a great option. These roses can grow to be between 3-8 feet tall and have large, beautiful petals that can have up to 50 petals on each bloom.
Hybrid tea roses prefer full sun and can be used in a variety of ways, including as a border along your walkway or patio, or as a stunning focal point in your garden. These roses are available in many different colors, from classic reds and pinks to softer shades like peach and cream. You can even find multicolored hybrid tea roses for a unique touch. Best of all, they are easy to care for and can bring beauty to your garden year after year.
7. Clematis
Botanical Name: Clematis spp
Sun Requirements: Full Sun to Partial Sun
Height: 6 – 10 Feet
Hardiness Zones: 4 – 11
Clematis is a vast genus that comprises several species of flowering vines. To make it easier for gardeners to identify and choose the right clematis species for their needs, the genus has been divided into 12 different groups.
One of the most impressive groups is the huge blooming flowers clematis, which includes both early and late-blooming varieties. The blooms in this group can grow up to 10 inches in diameter and are available in a wide range of colors and shapes, from single and double to star-shaped.
Clematis vines can be trained to grow on fences, trellises, and arbors, making them a great option for adding vertical interest to your garden. These perennial vines can also be grown in containers, allowing you to enjoy their stunning blooms even if you have limited outdoor space.
This flowering vine has beautiful single or star-shaped flowers in various shades of pink, white, red, purple, and blue. It’s important to note that while clematis is a hardy plant, it does require proper care and maintenance. Adequate support, regular pruning, and proper watering are all essential for ensuring that your clematis vines thrive and produce an abundance of huge blooming flowers year after year.
8. Globemaster Allium
Botanical Name: Allium ‘Globemaster’
Sun Requirements: Full Sun
Height: 2 – 3 Feet
Hardiness Zones: 5 – 9
The Globemaster allium is a spectacular spring blooming bulb that can add some drama to your garden. These bulbs are planted in the fall and require well-draining soil to avoid waterlogging. Once planted, the bulbs will produce a single, strong stem with a few sets of leaves close to the ground.
In late spring, the stunning purple flowers of the Globemaster allium will bloom in a perfectly round globe that can measure up to 10 inches in diameter. These show-stopping flowers can attract bees and butterflies to your garden.
Globemaster allium bulbs are suitable for planting in the back of perennial gardens where they can provide an exciting spring surprise. Alliums are generally resistant to pests and diseases, and the strong odor of their bulbs can help deter critters from your garden. Consider pairing these bulbs with other spring-blooming plants to create a beautiful and colorful garden display.
9. Daylily
Botanical Name: Hemerocallis spp
Sun Requirements: Full Sun
Height: 2 – 5 Feet
Hardiness Zones: 3 – 9
Daylilies are a popular and easy-to-grow perennial that can add a burst of color and beauty to any garden. While the individual flowers may only last for a day, these plants produce an abundance of blooms, creating a stunning display when planted in groups.
While the classic daylily is known for its bright orange or yellow blooms, newer hybrid varieties have expanded the color range to include shades of red, pink, and even purple. The flowers can grow up to 8 inches in diameter, making them an impressive addition to any garden.
Daylilies prefer full sun but can tolerate partial shade. They primarily consist of long, grass-like leaf blades and produce multiple flowers on each stem. These flowers bloom in succession throughout the season, providing weeks of color and interest in your garden.
In addition to their beauty, daylilies are also low-maintenance and require little care once established. Regular watering and occasional fertilizing are all that is needed to keep these perennials healthy and blooming year after year.
10. Gladiolus
Botanical Name: Gladiolus Palustris
Sun Requirements: Full Sun
Height: 2 – 5 Feet
Hardiness Zones: 7 – 10
Gladiolus bulbs are a great way to add some tropical and exotic vibes to your summer garden. These magnificent flowering plants can grow up to five feet tall and produce striking stalks of flowers that bloom from early summer until the first frost.
One of the greatest things about gladiolus is the wide variety of colors they come in. From deep reds and pinks to bright yellows and oranges, and even rare green shades, you’re sure to find a color that suits your garden. Planting these bulbs in groups will ensure a stunning display of vibrant colors and textures.
However, gladiolus stems tend to become top-heavy, so it’s a good idea to stake them to prevent them from falling over. While they are hardy in zones 7-10, they can be grown as annuals in other zones. In addition to their showy appearance, gladiolus also makes for great cut flowers that add a pop of color to any vase arrangement.
11. Delphinium
Botanical Name: Delphinium spp
Sun Requirements: Full Sun to Partial Sun
Height: 2 – 6 Feet
Hardiness Zones: 3 – 7
Delphinium is a beautiful choice to add a splash of blue to your garden. This flowering plant is a biennial or short-lived perennial that produces tall spikes of blue flowers.
The individual flowers of delphinium can grow up to two inches in width, creating a striking display of color along the height of the plant. These flowers come in shades of blue, ranging from light sky blue to deep navy blue.
While delphiniums are not a long-lasting perennial, you can extend their bloom time by adding new seeds to your garden each year. With proper care and maintenance, your delphiniums can bloom year after year, providing a stunning display of blue blooms in your garden.
Delphiniums prefer full sun but can also tolerate partial shade. They also require well-draining soil and regular watering. With these basic requirements met, you can enjoy the beauty of delphiniums in your garden for years to come.
12. Football Mum
Botanical Name: Chrysanthemum spp
Sun Requirements: Full Sun
Height: 2 – 3 Feet
Hardiness Zones: 5 – 9
The intermediate incurve mum, also known as the football mum, is a must-have for your fall garden. These pom-pom shaped flowers are the largest among all mum varieties, measuring up to 6 inches in diameter.
Aside from its size, what makes the football mum stand out is its unique shape. Unlike the typical daisy-like mum, the football mum has a fully rounded bloom that resembles a ball.
These chrysanthemums come in various colors that are perfect for the fall season, such as warm oranges, yellows, and purples. They grow best in sunny areas, making them ideal for brightening up your garden and adding a pop of color to your landscape.
13. Giant Zinnia
Botanical Name: Zinnia spp.
Sun Requirements: Full Sun
Height: 2 – 3 Feet
Hardiness Zones: 9 – 11
The zinnia is a popular and beloved flower that is commonly found in summer gardens. This sun-loving flower attracts pollinators and adds a vibrant splash of color to any landscape.
If you’re looking to add even more excitement to your garden, consider planting giant zinnias. These zinnias produce flowers that can reach up to 5 inches in diameter, adding an extra pop of color and texture to your garden.
Zinnias come in a wide variety of colors, ensuring that there is a perfect zinnia for every sunny garden. These flowers are versatile and can be planted in containers, ornamental gardens, and cut flower gardens. In fact, the more you cut your zinnias, the more blooms they will produce.
14. Lupine
Botanical Name: Lupinus x hybrida
Sun Requirements: Full Sun
Height: 3 – 4 Feet
Hardiness Zones: 4 – 8
Lupines have captured the hearts of many gardeners with their natural wild beauty. Today, hybridized versions of lupines are available in a diverse range of colors.
With its characteristic spires of smaller flowers, lupine is a tall plant that can grow up to four feet tall, depending on the specific variety. The low-growing foliage of the lupine is also striking, forming a whirl of 5-10 leaves each.
The lupine is a versatile plant that can be used in many garden settings, but it is especially attractive when planted in a perennial border. Whether used in mass plantings or as accent pieces, these lovely flowers are sure to add a touch of natural charm to your garden.
