Last Updated on October 31, 2021 by Phil
One of the most frustrating things for gardeners is to seem beautiful blossoms appear only to realize they quickly fade after a few weeks. And, if that’s something that bothers you, consider these gorgeous long blooming perennials.
I remember when I started growing in my garden how happy I’d be when I saw different colors start to show up. But, many of them would soon fade shortly.
I thought it was something I did wrong. But, I later realized that some flowers bloom only for short periods of time.
As such, if you want to keep your garden fresh and looking bright, it is a good idea to mix up some long blooming flowers along with your favorites. This way, your garden never looks dull and colorless.
Long Blooming Perennials
Coneflowers are often referred to as Echinacea. These beautiful upside-down looking daisies will bloom from June to August or longer.
Coneflowers are also a great choice if you want to grow a pollinator garden as they attract butterflies, birds and bees.
They are hardy to USDA zones 3 to 9. And, they do best when given full sun and loamy soil.
English lavender is another beautiful flowering perennial that will bloom from June to August.
Most people are familiar with them due to their lovely aroma that’s used for essential oils and perfumes.
Of course, there’s also their gorgeous purple and blue blossoms that are very unique.
English lavender will grow to about 2 or 3 feet high. They bloom in in the middle of summer which makes them perfect for adding more color to your yard not to mention their lovely fragrance.
In case you want something that’s bigger and more eye catching, consider perennial salvia.
Note that there are different varieties around with some blooming longer than others.
These will bloom around late spring and early summer. But, don’t forget to cut them back (deadhead them) after they’ve faded. Doing so will allow them to rebloom until fall.
This will allow you enjoy their beautiful looks throughout summertime and a little more.
Like lavender, these are blue and purple in color which add a different hue to most summer gardens.
Black eyed Susan are known for their bright yellow petals that surround a dark colored center. And, their ability to bloom all through the summer.
As such, if you want to have lovely blooms decorate your garden from June to September, these are the perfect choice.
They grow to about 2 or 3 feet tall and thrive in full sun and well-draining soil. They are hardy to zones 3 to 7.
However, the one drawback is they are fairly short-lived. As such, if you want to keep having their gorgeous yellow blooms, you might want to let them self-seed.
Astilbe is another flower than makes our list of long blooming perennials. They will start coming out around early to the middle of summer all the way until winter.
They’re likewise a good choice if you want something unique or different looking. This is thanks to their feathery looking blooms.
And that’s not all. In addition to being easy to care for, these stunning flowering perennials come in many different soft colors including white, pink, purple and lavender just to name a few.
If you’re looking for stunningly colorful flowers that are not only distinctive looking but also attractive to butterflies, consider butterfly bush.
These come in many colors including pink, blue, purple, yellow and white. The most popular being the purple and pink shades.
Their flowering spikes are likewise hard to miss because they grow long an outwards.
These deciduous shrubs bloom from the summer all the way until fall. They’re fast growing as well.
But be aware that most varieties are considered invasive in many parts of the country. As such, you do need to monitor and control them from overrunning your garden.
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Catmint is one of the many different mint varieties around. They are herbs just like spearmint and peppermint. And, are often confused with catnip which is another kind of mint herb but completely different from catmint.
That said, catmint are low growing perennials (about 1 to 2 feet high). But, they feature lovely outward growing spikes that make them beautiful for borders and fences.
Their flower spikes begin to show up once summer arrives and will go through fall. You can likewise encourage reblooming but pruning the flower spikes after they blossom.
Yet another blue-lavender colored plant, these are hardy to zones 4 to 8.
In case you prefer something that’s more delicate looking, yarrow may be just what you’re looking for.
These grow in small clusters featuring tiny blooms that look amazing as a group.
They bloom from June until September and come in white or yellow colors. To get the most out of them, plant them in fall and see them grow as much as 2 or 3 feet high.
To lengthen their blooming period, deadhead fading flowers as well.
You’ll see them most in zones 3 to 9 where they can grow outside all year long.
Make sure to give them full sun and well-draining soil.
Ice plants are another long blooming perennial which will show up around June and last up to September.
They feature beautiful looking blossoms that are great to look at close up. But, most gardeners will allow them to get thick and dense because they’re stunning this way when seen from afar.
This versality makes them perfect as ground cover or shrubbery in your garden.
Their wide range of bright colors also make them perfect for bringing life to summer gardens. Among the hues you can choose from include pink, orange, yellow and purple.
Becky Shasta Daisy
Image from Pinterest
Becky Shasta Daisies are hybrids of your typical shasta daisies. As a result, they’re bigger and last longer.
But, they still have the same beautiful white petals with a yellow center that’s unmistakably gorgeous.
These are great summer perennials will fill your garden from July until September.
They are also most prominent if you let them sow their seeds freely which will give you a fast growing blanket of beautiful 3 to 4 foot high white, yellow and green mound.
Should you prefer something that’s tall and will grow into something that looks like a colorful bouquet in your yard, consider the garden phlox.
These lovely long blooming perennials grow in upright clumps are stunning to look at. And, they’ll add character and color to your landscape.
They start to bloom around the middle of summer and will go on until fall. But, be aware that they are susceptible to powdery mildew. So, you do need to keep an eye on them.
More importantly, provide them with enough sunlight and good air circulation to prevent moisture retention which is what cause mildew.
Like some of the other long blooming perennials in our list, these can spread. To prevent that, deadhead the flowers once they are spent.
Russian Sage are tall plants filled with many small lavender colored flowers. They are also fragrant making them a great addition to gardens that need some vertical character and aroma.
Russian sage bloom from July until October. Their long blooming ability makes them perfect for summer gardens that need a little shrubbery small hedges.
Able to grow to between 3 to 5 feet high, these lovely flowering perennials need full sun. They are likewise hardy to zones 5 to 9.
Image from Pinterest
Threadleaf coreopsis feature small, bright colored flowers that resemble daisies. But, their blooms are only between 1 to 2 inches in size.
However, it does make up for this lack of size by growing in large numbers within each cluster.
These lovely perennials start to come out a little earlier than many of the others in our long blooming flowers list beginning in May up until July.
They likewise require little maintenance and do best in zones 3 to 10 where they can stay outdoors all year long.