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Flowers That Start With R

If you are a gardening devotee like me, it is a no-brainer that you would love to have fresh blossoms bloom inside your home and throughout your garden to recharge your dull surroundings with comforting essence and encouraging vibes.

However, everything starts with covering the basics, and here, the basics are choosing a perfect flowering plant.

In this guide, I will present you with my collection of the top 12 flowers, starting with the letter G. Moreover, the list has got you covered whether you are searching for dwarf plants or tall varieties.

Flowers That Start With R

Here are my top 12 recommendations for the flowers that start with the letter R. So, let’s dive straight into this.

Rainbow Cactus

If you love Cactus but are bored of the native green variety, this Rainbow Cactus is what you should look forward to here.

Also known as Echinocereus pectinatus, Rainbow Cactus is a unique species of Cactus with bright and vibrant flowers.

Its flowers form a comb-like spine on its sides, due to which it is also called “comb hedgehog.” The other common names of the plant include Lace cactus, Ruby cactus, Órgano-pequeño Peine, etc.

Appearance-wise, the plant features a red and white banded stem with 15 and 23 spines per areole.

The plant is native to Mexico and some southwestern United States, such as Arizona, Texas, and New Mexico. Some of its special characteristics include drought tolerance and showy flowers.


The scientific name of Rampion is Campanula rapunculoides. It is a popular member of the bellflower family.

Appearance-wise, the plant is a perennial with a slightly different structure and size of flowers compared to other plants of the family.

For example, Rampion has long, clustered, hornlike buds and flowers. In some species of the plant, the stem is edible.

It is native to the Mediterranean region. If you are planning to bring home a Rampion, here are some requirements.

The plant requires a medium frequency of watering, well-drained soil of pH 6.6 to 8.5. Additionally, it can survive in both full sun and partial shade. Upon maturity, its average height reaches up to 24-inches to 48-inches.

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  1. Flowers That Start With G

Rat Tail Cactus

The scientific name of Rat Tail Cactus is Aporocactus Flagelliformis. It is native to southwestern Mexico and parts of Central America.

As very much clear from its common name, “Rat Tail,” the plant has long and trailing stems of 4 feet height at maturity.

An interesting aspect of its flowers is their showy nature. Usually, the plant’s flowers develop violet-red color; however, you may find it pink and orange. The best time to grow a rat tail cactus is spring and early summer.

Note that the plant’s flowers are very short-lived, with two days the maximum life of every flower.

You can either plant rat tail cactus outdoors or indoors in hanging pots and containers. The plant is easy to grow and drought tolerant.

Rattlesnake primary

Rattlesnake primary or Eryngium yuccifolium is a perennial herb. Appearance-wise, it has a thickened and corm-like crown. A perennial plant, rattlesnake primary is extremely easy to grow indoors or outdoors.

To grow such a plant, you must ensure dry to medium water spell and well-drained soil of pH 5 to 7.3.

Particularly with rattlesnake primary, the pH of the soil is of utmost importance as a too less or too high pH than this range can affect its growth.

Furthermore, the plant attains a height of 48-inches to 60-inches at maturity.

The flowers of the plant are showy and greenish-white in appearance. It can survive in both full sun and partial shade, depending upon its location.


The scientific name of Rebutia is Rebutia Albiflora. Its common name is crown cacti. If you are a beginner, you should try your hands at gardening with this popular and easy-to-grow cacti.

It is native to the higher regions of South America.

Since they love mountainous climates, you can find Rebutia in clusters in the mountains and hills. Here are the perfect growing conditions for Rebutia.

The plant requires the soil to be dried completely before being water again.

Furthermore, there is less need to water the plant in winters.

Being mountain species, the plant doesn’t like high temperatures. Still, some particular species of Rebutia cultivate to thrive in slightly warmer conditions.

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  1. Flowers That Start With E

Red Buttons Opuntia

The scientific name of Red Buttons Opuntia is Opuntia Quitensis. It belongs to the Cactaceae family. The two most interesting characteristics of the plant include its drought tolerance and suitability for xeriscaping.

If you plan to bring home a Red Buttons Opuntia, note that it has spines and sharp edges. Hence, it is advisable to handle it with care, especially with kids around.

The flowers bloom in late spring and early summer in shades such as red and orange.

The soil must have a pH of 6.1 to 7.8. That is, Red Buttons Opuntia can thrive in all types of soil – mildly acidic, neutral, and mildly alkaline. It is native to Arizona, California, and Florida.

Red campion

The scientific name of Red campion is Silene dioica “Clifford Moor.” Red campion is the most cheerful and vibrantly colored flower species to have ever existed.

At first sight, the plant features paper-thin and soft downy leaves from tall branching stems that carry clusters of bright pink flowers. These flowers bloom from late spring and continue till frost.

The Red campion flowering plant is both male and female. While the former has ten anthers from the stigma, the latter has only five of them.

The plant is easy to grow and requires less maintenance than other flowers from the family.

The Red campion is also a wildflower, as you can find it in the wild, and thrives in wild-like conditions.

Red hot poker

The scientific name of Red hot poker is Kniphofia caulescens. A red hot poker is a herbaceous perennial plant. Unlike other plants, it features a unique shape and structure.

It is popular due to its show-stopping spikes in bright red, orange, yellow, and other colors. Due to this, its other common name includes torch lilies.

However, red hot poker is not a Lilly as it doesn’t belong to the Liliaceae family.

Among the 60 varieties, the highest-selling variety is the dwarf variety, whose maximum height is around 1 to 2 feet. It is suitable for indoor planting.

Red Torch Cactus

The scientific name of Red Torch Cactus is Echinopsis Huascha.

It is a member of the Cactaceae (cactus) family and Trichosurus or echinopsis cactus genus. First discovered in Bolivia and Argentina, you can easily find the Red Torch Cactus in other low desert gardens in Arizona and Phoenix.

It is worth noting that the plant usually grows in clusters with an average height of 2-feet on maturity.

There are several species of the plant, some of which are hybrids and non-hybrids. The former varieties are mostly light reddish, while the former is always bright red on top.

To grow such a plant in your garden, you need to provide it with soil of pH around 6.1 to 7.8 and full sun. Due to its bright red top, the plant attracts bees, butterflies, and other insects. It can also tolerate drought.

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  1. Flowers That Start With F

Red twig dogwood

The botanical name of Red twig dogwood is Cornus. Such a plant is an awesome addition to any winter garden due to its vibrant red foliage and tall stems.

Its stems are known for their color-changing capabilities.

While the stems are bright green in spring and summer, they turn bright red in autumn. Upon maturity, the plant can grow up to a height and width of 8 feet (2.5 m) and 8 feet (2.5 m), respectively.

Red-veined dock

The scientific name of the Red-veined dock is Rumex sanguineus. The other common names of Red-veined dock include Bloody Dock and Red-Veined Sorrel.

It is a popular perennial plant native to Europe and some parts of Northern Iran.

Its leaves have both ornamental and edible values, due to which you can find the same in bouquets and salads. To grow a Red-Veined dock, you would need to ensure full sun and moist & well-drained soil of pH 6.1 to 7.5.

The plant is ideal for both indoor and outdoor planting. It is easy to grow with minimal requirements.

Upon maturity, the average height of the plant is 12-feet to 18-feet, outdoors. However, smaller varieties are also available for indoor use.

Redvein Enkianthus

The scientific name of Redvein Enkianthus is Enkianthus campanulatus.

It is a deciduous shrub native to the woodlands of Japan.

Though it has a fairly slow growth rate in comparison to the other plants discussed in this guide, it can still reach up to a height of 15 feet under many growing conditions.

When closely observed, you can notice its gracefully layered branch pattern ideal for spacious open gardens and cottages.

To grow a Redvein Enkianthus, you need a well-drained soil of pH 4.5 to 6, moderate moisture, and full sun to part shade.

The flowers are showy and yellow from the top. However, the bottom part of the flowers is pale red.


Whether you are a beginner or an advanced gardener, gardening is full of twists and turns. Even a slight change in the conditions is enough to cause immense damage to a plant.

Hence, it is always better to choose those plants for cultivation that are tolerant to some negligence.

And the above list has got this covered. From the Rainbow Cactus to Redvein Enkianthus, all the 12 plants are highly tolerant to neglect.