Plants That Start With R

While learning about plants can sometimes be incredibly difficult, it’s helpful to break things down into smaller groups and categories to make things easier to remember and to have an easily accessible list of notes to refer to when you need to.

One of the simplest and best ways to do this is to group flowers by their starting letter, which isn’t the most obvious choice but is really helpful for recalling plant names and species whether you’re a gardener, botanist, or simply want to learn more about the natural world.

In this guide, we’re going to be looking at flowers that start with the letter R, including some of the most beautiful and well-known flowers and fruits, as well as some lesser-known plants that can make an excellent addition to your garden or your next project.

But let’s take a look at the plants themselves and learn a little more about each of them!

Rabbits Foot Fern

Davallia, also known as the Deerfoot fern, rabbit foot fern, or ball fern is a genus of some 40 species of fern. The fronts of these ferns are typically long and rise up into the air, even growing up and over rocks and thick bark.

They are very widely distributed and like all ferns are quite ancient, and can be found from Japan and most of Asia to the tropics, as well as Australia. 


Radishes are an edible root vegetable that was actually first domesticated in Asia, before the rise of the Roman Empire.

They are grown all over the world today and eaten very widely both raw and in various culinary traditions and are known for their crunchy texture and aromatic flavor.

They are a very fast-growing plant and quick to harvest. They are often chosen by notice gardeners and people with vegetable patches to learn about growing.

They are known for their deep purple and red colors.


The raspberry is a deciduous shrub known for its delicious edible fruit, vivid red color and is used widely in culinary traditions all over the world.

There are a great many cultivars grown all over the world and are farmed intensely for commercial purposes, with Russia leading the field, producing some 21% of the world’s supply of Raspberries.

The plant itself is quite hardy and can be grown in hardiness zones 3 to 9.

The key distinguishing factor that separates a raspberry from a blackberry is that the central stork in the middle of the raspberry stays on the plant when picked, leaving the raspberry hollow, while blackberries detach with the stalk, or torus, at the middle of the berry.

The name raspberry is believed to be derived from the word raspise, which was a sweet rose-colored wine in mid 15th century Europe.

Reed Grass

Reed grass is a common ornamental grass and is among the most popular and beautiful of all the grasses, known for its feathery plumes that can change from purple and green to yellow. 

They require ample water and can be planted effectively in zones 6 to 9, due to their lush nature.


The redbud is a large deciduous shrub or small to medium-sized tree that is native in the eastern United States and North America but thrives as far west as California and south as far as Mexico.

The tree typically grows to 9 to 10 meters in height and has dark tree bark, which becomes scaly as the tree matures. The flowers are vivid and colorful, in varying shades of purple and pink, however, there are some cultivars that have white flowers.

The flowers can be eaten either raw or fried.

The tree is very popular and is ideal for gardens and ornamental planting due to its small size and vivid colors with lovely flowers.


Rhubarb is the edible stalk that is harvested from various species of Rheum, which are commonly used for cooking and food in various parts of the world.

The plant itself is a herbaceous perennial that is quite short and thick and is also known as rhubarb. The plant has large triangle leaves of dark green that are inedible.

Although technically a vegetable, rhubarb is regularly categorized as a fruit due to the fact the stalk is used in a similar way to fruits traditionally, used in pies and desserts.

The color of the stalk is a deep purple that gives the foods that use it a distinctive vivid color. 

Ribbon Grass

Ribbon grass is interesting as it’s actually a purposely cultivated ornamental plant that is a cultivar of Phalaris Arundinacea, a tall perennial grass that grows near lakes and streams throughout Europe, Asia, Africa, and North America.

Ribbon grass can have slightly different colors, from pale green to light pink, and are able to grow in dry conditions as well as thriving in wet conditions and water, meaning it can actually be grown as an aquatic plant.


Also known as Mandevilla, this tropical plant is a vine that is native to Central and Southern America, as well as the West Indies. 

They make an excellent ornamental plant due to their fabulously colorful flowers and the enjoyable fragrance their flowers give off. The flowers can come in a range of colors from white to pink, yellow and red.

There are several hybrids and cultivars, and are a climber, meaning they can be grown up on a trellis or wall leading to a wonderful frame of beautiful flowers for your walkways or walls.


Rosemary is a shrub that is very fragrant and is commonly used as a herb for culinary purposes.

The shrub itself is native to the Mediterranean and is known for its very thin leaves and flowers of various colors from white, to pink, blue and purple.

While it’s native to the warm climes of the Mediterranean, it is quite hardy and can grow in cooler temperatures also.

There are many hundreds of different species of rosemary, in the genus Salvia. There are also several cultivars for garden usage, that allow for specific colors to be guaranteed depending on your needs.


The rose is arguably one of the most famous and sought-after flowers in the world, known for its incredible beauty as an ornamental flower, as well as its thorns and its use in certain culinary traditions for its unique fragrance and flavor.

It is a perennial flowering plant in the genus Rosa, and there are over three hundred species, with several tens of thousands of cultivars due to its popularity as an ornamental plant.

The plant can be planted as a shrub as well as a climber, and come in various shapes and colors depending on the specific species.

A consistent mark of the rose however is the lush colorful petals and the stem which often has sharp thorns upon it.

It is also used to make perfume, as well as rose water which is used in various foods such as Turkish Delight and Gulab Jamun.


The rush, also known as Butomus Umbellatus, or the flowering rush, is a perennial aquatic plant that is native to southeastern Asia. It is well known as an invasive species in North America, where it was introduced as an ornamental plant and spread to become a damaging invasive weed, particularly in the Great Lakes region.

The plant grows quite tall and has a relatively thick stalk, with several small pink flowers at the top.

Royal Palm

The royal palm, also known as the Cuban Royal or Florida Royal, is a species of palm tree native to Central America and the Caribbean, known for its large size and height, and attractive appearance.

It is planted extensively as an ornamental tree in warm climates and is a hallmark of tourist areas and holiday destinations of which it has become an unofficial symbol.

It can reach heights of over 80 feet which is very impressive compared to other palms. The fruit of the tree is commonly eaten by birds as well as bats, and it is the national tree of Cuba.


Also known very commonly as Arugula, this is an edible annual plant that is a leafy vegetable with a fresh, peppery taste. It is commonly used as a salad vegetable and is native to the Mediterranean, and could be found from Morocco and Portugal to Syria, Egypt, and Turkey.

The plant is quite small and has a leafy green stem and leaves, with small white flowers.


This plant is a very large plant genus with some 1000 species in the heath family. The plant can be deciduous or evergreen and are mainly found in Asia, however, they are popular all over the world and can also be found in North America. 

The plant looks similar to a shrub and is low to the ground on rocky plains or hills with lots of green leaves and many clusters of large colorful flowers.

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