Flowers that start with S are numerous flowering plants and in this article. They would come from different places around the world, and bloom in different months of the year. However, these flowers all begin with the letter “s.”

23 Flowers that Start with S A List of Sophisticated Flowers


Below, we have listed some of the most unique and prettiest ones to help spruce up your garden all season. Keep on reading to discover all of them!

List of Flowers that Start with S

If you are in the lookout for simple yet sophisticated list of dazzling flowers to add some spice to your home or garden, here’s our list of flowers that start with S.

1. Sea holly 

The Sea’s holly, also known as eryngo, is a genus of flowering plants that belongs to the Apiaceae family, which has about 250 species. Originating from South America, it is a unique kind of flower that only blooms in the summer.

Sea Holly or Eryngo


This herb grows both annually and perennially. It has spiky, hairless leaves while the flower heads, which are usually silvery and blue in color, resemble thistles. This plant loves the sun and will generally not do well when placed in areas lacking the heat and warmth of full light.

2. Serbian bellflower

Serbian bellflower, or Campanula portenschlagiana, is a low-growing perennial. This sprawling plant consists of 1-inch wide star-shaped flowers that are colored lavender blue. It consistently blooms from late spring to early summer. The foliage is rounded, with mid-green leaves which remain evergreen in moderate winters.

Foliage of Serbian Bellflower


When cultivating this plant, it is important to select an area with full sun as bellflower thrives when planted in regions such as bedrocks and gardens. They do not need any rich soil but they must be well-draining.

3. Sand dollar

A unique flower that resembles the sand-dollar shell from which it gets its name is called Astrophytum asterias, also known as Sand Dollar Cactus, Star Cactus, Sea Urchin Cactus, and Star Peyote. 

Star Shaped Flowers of Sand Phlox



It originates from Texas and Mexico and is a member of the Cactaceae family. The body of this plant is broad, having shells ranging from five to eight grooves. Its yellow flowers have red bases and wooly outer sections.

The sand made flowers are cacti and can grow up to a height of six to 12 inches. This plant thrives in warm environments with plenty of sunlight, and while they usually bloom between May and June, it still depends on the region where it is grown.

4. Shining Bluestar 

This blue star or Amsonia illustris, sometimes called Ozark Blue Star, is a clustering perennial plant that branches out. The flowers are star-shaped and colored light blue.

Shining Bluestar Or Amsonia Illustris


This star flower, which has a subtle aroma, blooms from April to May and is grouped in rounded spikes while the deep green willowlike leaves turn dazzling gold in the fall. This plant does best even when planted on clay soil with poor drainage.

5. Shooting Star flower 

The Shooting Flower species is a low-growing, perennial herb plant with rosette-shaped flowers and wavy-margined leaves. The five petals of this flower have pointed tips and are twisted backward, making the flowers point downward resembling a shooting star

Shooting Star Flower


The usual colors of these flowers are red, lilac, purple, white, or pink. This plant typically grows on hillsides, meadows, and grasslands. They often bloom from March to May.

Shooting star thrives in light shade, however it can survive full sun in colder climates and full shade in the spring as long as the soil is moist (but not soggy). Although it likes humusy, rocky or sandy, well-drained soils, it tolerates clay soil.

6. Showy milkweed

Asclepias speciosa, also known as Showy Milkweed, is a herbaceous perennial plant native to North and South America. The flowers of this plant spread out in loose clusters. It has five small petals ranging from 0.4 to 0.7 inches that are usually in the colors pink and purple. 

Showy Milkweed Flower


While the elliptical and velvety-haired gray-green leaves are opposing and almost four to seven inches long. When the stems and leaves are cut, they release a milky latex sap.

In order for the showy milkweed to thrive, you must provide it with sufficient sun. Even though it can tolerate drought and poor soil, it still needs proper drainage. They can still grow in both dry and medium moist environments.


7. Siberian Iris

The Siberian flower iris is a blooming plant native to central and eastern Europe. They come in several variants, with sizes between 12 and 40 inches tall, and thrive on fertile, moist, and well-drained soil. When there is a drought, the established plants need regular watering. It is also best to give Siberian iris plants a nitrogen-rich fertilizer in the spring.

Siberian Larkspur Plant



It has slender, straight stems about half an inch wide and looks like grass. During the fall season, the usual green foliage would turn a shade of yellow or orange-brown. The flowers of this plant are crowded and come in blue-violet or white.

8. Siberian Larkspur

Delphinium grandiflorum is a native plant of China and Russia. This plant has finely cut foliage with stalks as long as two to three feet. The flowers have a deep blue pigment that makes them look luminous when exposed to sunlight.

Siberian Larkspur

Like other types of larkspur, this plant is poisonous. Touching it can easily irritate the skin and while it is uncommon to consume, doing so will make a person inhibit poisoning symptoms such as overall weakness, nausea, muscle spasms, and abdominal pain.

Although larkspur prefers not to stay wet for extended periods of time, it does require constant moisture. Make sure plants receive consistent moisture, especially when they are in bloom. Plants might get stunted and have poor bud sets if they are left too dry for a long time.

9. Silky wormwood

This silky plant is a small evergreen plant that belongs to the sunflower family. This plant is native to Mexico and the southwest United States and has long been used for medicinal purposes. They thrive when planted on well-drained soil and placed in an area with full sun. 

Silky Wormwood Plant


This plant grows in clumps of primarily upright, hairy, gray-green stems and can reach up to two to three feet tall. The pinnately split silvery-green leaves are up to two to five inches long and release a strong scent. The yellow flowers it produces are one eighth of an inch in size and bloom from July to September.

10. Smoke tree

The smoke tree is a unique tree native to the Southwest United States and Northwest Mexico. It is a tree with seasonal flowers and leaves that shed annually.

Smoke Tree With Seasonal Flowers


The leaves are shaped into rounds and ovals and come in beautiful colors of smoky purple, deep red, bluish-green, and pale yellowish green.

This foliage maintains the color throughout summer, then changes in the fall to orange, deep purple, dark crimson, and yellow. But the real flowers that bloom in June are tiny and yellow-green in color.

11. Snowball cactus 

Mammillaria Candida, commonly known as the snowball cactus, is native to central South America. They can grow up to 19 inches tall and a maximum of four inches wide. It is a well-known specie thanks to its resemblance to a snowball due to the wool which covers the entire plant. 

Snowball Cactus Flowers


This plant also has short, white spines, and the stems have bumps with more than 100 white spines at the tips. The flowers of this cactus are a delicate pale pink and white that bloom in the summer. Other varieties have large yellow flowers, while older plants tend to have red or orange.

12. Solomon’s seal 

Polygonatum odoratum, also known as Solomon’s seal flower, is a widespread plant in North America. It is a perennial plant which would grow to a height of one to two feet.

Solomon’s Seal Blooms


The stems of this plant arches and develop a bell-shaped layer of one to two inches of small, white flowers on the undersides during spring. These flowers bloom from May through June and give off a pleasant scent before becoming bluish-black berries.

13. Sand Phlox

These sandy Phlox, Cleft Phlox, or Phlox Bifida has blue to pale purple to near white star-like shaped flowers that bloom in the spring, and short, bright green leaves. They are native to the Midwestern states, where the areas are dry and sandy in the Ozarks, Kentucky, and Tennessee. 

Sand Phlox

Belonging to the family Polemoniaceae, Sand ones is an herbaceous perennial, mat-forming subshrub perfect to use as groundcovers in the garden. It normally grew up to four to six inches high and 12 to 18 inches wide.

It is easy to care for Sand ones, plant them in dry, rocky, and well-draining soils providing full sun but they can also tolerate partial shade locations as they are adaptable to different sun exposures and soil pH.

14. Scarlet Buckeye

The common names Scarlet Buckeye, Red Buckeye, Firecracker plant, Woolly Buckeye, or Aesculus Pavia are from the family Sapindaceae. A species of deciduous flowering plant native to the southern and eastern parts of the United States specifically in Illinois to Virginia, and Texas to Florida.

Scarlet Buckeye or Firecracker Plant



Scarlet Buckeye is a small tree or shrub that reaches five to eight meters in height, typically growing with multi-stem, opposite leaves with leaflets.

It bears clusters of showy, luscious dark red tubular flowers during spring, and has light brown fruits that mature in early fall. Scarlet Buckeye grows best in medium moisture, well-drained soil located in full sun or partially shaded location.

15. Scarlet Hedgehog Cactus

A species of Hedgehog Cactus from the family Cactaceae, Echinocereus Coccineus is native to Northern or Central America.

They are small clumping barrel-shaped cacti with columnar ribbed stems and typically form large colonies of as many as 50 to 100 dark green stems when matured. They can grow up to six to 24 inches in height and form clusters up to three feet wide.

Scarlet Hedgehog Cactus or Echinocereus Coccineus



During spring to early summer, it displays bright orange, pink, or scarlet colored flowers which makes them more beautiful and great for rock gardens, desert gardens, Mediterranean gardens, or succulent gardens.

Scarlet Cactus also attracts birds, bees, and hummingbirds. As they are native to the Rocky Mountains, they are drought tolerant and grow best in well-draining soil with full sun.

16. Scarlet Rose Mallow

Scarlet Mallow rose or Hibiscus Coccineus is an herbaceous perennial from a hardy Hibiscus species belonging to the family Malvaceae. Other common names include Texas Star, Brilliant Hibiscus, and Scarlet Hibiscus. 

These flowers are commonly found in ditches, marshes, and swamps in the Southern United States. Despite the name ‘Texas Star’, the plant is not native to Texas but to Southern Virginia, and west to Louisiana. The white flowering variety is commonly called the White Texas Star.

Scarlet Rose Mallow or Texas Star


Scarlet Mallow rose may grow from six to eight feet tall. Large, bold leaves are compounded with a finely toothed margin.

It features large, showy red flowers up to six inches in diameter that blooms in late summer to early fall. They make excellent perennial borders, courtyards, mixed borders, or even places along edges of ponds or streams as they are also salt tolerant.

17.  Scarlet Sage

Salvia Splendens from the family Lamiaceae is a tender herbaceous perennial plant thriving in the warm, humid areas of Brazil. It was named ‘Lee’s Scarlet Sage’ before the name Scarlet Sage. These are very popular among small cultivars, they use them as bedding plants mostly in shopping malls, and public gardens in different countries.

Scarlet Sage is widely grown as an ornamental plant featuring tubular-shaped flowers with different colors from red, and white, to dark purple.

Tubular Shaped Flowers of Scarlet Sage


They typically grow from 1.5 to eight meters in height. They are subtropical species that do not survive freezing temperatures but they can grow in cold climates as an annual plant.

They love to be planted in sandy loam, fertile, or rocky soil that drains well with full sun or partially shaded location. Caring for Scarlet Sage requires little care, it will not also give you a hard time because this plant is not invasive unlike other species from its family.

18. Scarlet Strawberry

Scarlet Strawberry also known as Virginia Strawberry, Wild Strawberry, Common Strawberry, or Mountain Strawberry with a botanical name of Fragaria Virginiana from the family Rosaceae is one of the two species that were hybridized to create the modern garden strawberry.

Scarlet Strawberry Fruit


Scarlet Strawberry are mostly grown in the United States and southern Canada. They can grow up to four inches tall with trifoliate, oval-shaped leaves. Its white flowers have five petals and yellow stamens which bloom from spring to summer. 

On the other hand, this plant is not just an eye candy that can be added to your ornamental garden as ground cover, it is also famous for its edible sweet fruit which is used in culinary or in making strawberry jams. You may help your Strawberry plant to flourish by putting in a full sun location and providing moderate watering.

19. Scotts Clematis

Scotts or Clematis Scottii belongs to the genus of around 300 species of herbaceous perennial plant in the Ranunculaceae family. They are native to the country of Japan and China but different hybrids have been produced since 1862. However, the genus name Clematis was derived from the Greek word ‘Klema’ which means ‘a climbing plant’.

However, the species Clematis Scotti is a non-vining bush, they typically grow upright and can reach 12 inches tall and 18 inches wide.

Bush of Scotts Clematis


It displays compound leaves with ovate leaflets and solitary, bell-shaped, nodding flowers that bloom in color deep blue from late spring to early summer.

To perform best, plant your Scotts Clematis in rich, fertile, but well-draining soil and place it in full sun or partial shade location. They are drought tolerant but do not let the soil completely dry out.

20. Spider Flower

These Spider blooms come from a genus name Cleome belongs in the family Cleomaceae and includes about 275 species of herbaceous annual and perennial plants and shrubs. They are also commonly known as Spider Plants, Spider weeds, or Bee plants. 

Spider Flower or Spider Plants


Although having these beautiful flowers is not very popular among gardeners because they look rather weedy as young seedlings but once they are established, they start to bloom flower in colors white, lavender, pink, and rose that attract hummingbirds, butterflies, and other pollinators during summer.

Cleome grew upright to three to four feet in height. They do best in average, well-draining soil even without the necessary fertilizer, provide them with full sun to partial shade exposure, and do not require regular watering as they are drought tolerant.

21. St. John’s Wort

With the botanical name Hypericum perforatum, St. John Wort is possibly a hybrid of two species that can be found across Eurasia. St. John Wort is from the family Hypericaceae of flowering plants.

St. John’s Wort has erect reddish stems and branched in the upper section that is typically clustered. They have star-shaped flowers that have five petals and sepals in yellow color with black dots. They can grow about one meter high. 

Flowers of St. John’s Wort


This herbaceous perennial plant was considered harmful to livestock, but has been used in folk medicine over centuries and still commercially cultivated until the 21st century. It is known as a medicine for depression and mood disorders but there is no good scientific evidence to support most of these other uses.

It is key to understand that this plant would thrive well in sand, clay, rocky, or loam soil and adapt to moist and dry soil displayed in full sun. It can withstand drought but grows best with irrigation during dry climates, in other words, you do not have to worry so much about the watering prrocess.

22. Sweet William

Native to parts of Asia and Southern Europe, Dianthus Barbatus is a species of flowering plant belonging to the family Caryophyllaceae. Commonly called Sweet William, these lovely become popular ornamental garden plant for being attractive to pollinators and blooms that comes in many vibrant shades of white, pink, and red.

Sweet William are short-lived and usually produces flowers during late spring. They are herbaceous perennial or biennial plants.

Short Lived Flower of Sweet William


Typically grows a height of about two feet ideal for use in cottage gardens, perennial beds, or containers.

Help your Sweet William to perform best by planting in moist, well-drained soil and prefers full sun as opposed to partial shade. Water regularly during the growing season but avoid overwatering.

23. Shasta Daisy

The Shasta Daisy has the traditional daisy appearance but blooms larger. It has white ray florets around a yellow disc that blooms every summer. Its botanical name is Leucanthemum × superbum, commonly grown as a flowering herbaceous perennial plant that grows up to three feet in height.

White Shasta Daisy


When adding Shasta Daisy to your garden, make sure to plant it in fertile soil to encourage bloom, good drainage is also crucial to let your Shasta Daisies perform best while giving it partial shade exposure. Help them flourish as they give abundant display every year.


There are numerous pretty options to choose from when it comes to flowers that start with S. Though each of them differs from creeping, low-growing, and tall erect plants, they are all excellent choices for every part of your garden as they exhibit a delightful and abundant display of blooms in your garden all throughout each season.

These are all different flowers, coming from different backgrounds, with various requirements. However, they are all loved because what they have is special, significant, and simple! They are all flowers that begin with the S initial! 

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