40 Flowers that Start with “R”

Here's our dedicated page listing flowers that start with "R". We have a massive flower directory, each listing includes important growing info. This page features all flowers with a first letter being "R".
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Red Hot Poker Flower



Below is our expansive gallery and directory featuring flowers that start with “R”.

One example is the Red Hot Poker, whcih can be an intriguing addition to your garden without the risk of doing any harm to the overall appearance. If you don’t have it yet, you can try this flower as borders or backgrounds. They may not look like your typical flower but their foliage are still as captivating.

This perennial flower is native to South Africa and commonly found in grassy slopes and elevations of more than 3,000 feet. It can grow to a height of 2-5 feet.

Also called as Torch Lily because of its appearance, it’s noted for its brush-like spiky tubular flowers that either look like red hot pokers or torches. The flowers’ two-toned colors is because they bloom coral red and then mature to yellow.

Below is our entire gallery showcasing these flowers.

Rainbow Cactus (Echinocereus Pectinatus)

Rainbow Cactus (Echinocereus Pectinatus)
Common Name:
Rainbow Cactus
Scientific Name:
Echinocereus Pectinatus
Type:
Cactus/Succulent
Water:
Dry
Soil PH:
6.1 to 7.8
Flower Color:
Pink
Special Characteristics:
Tolerates Drought, Showy Flowers, Container
Hardiness Zone(s):
9 to 11
Height At Maturity:
6" to 12"
Sun:
Full Sun

Rampion (Campanula rapunculoides)

Rampion (Campanula rapunculoides)
Common Name:
Rampion
Scientific Name:
Campanula rapunculoides
Type:
Perennial
Water:
Medium
Soil PH:
6.6 to 8.5
Flower Color:
Bluish-purple flowers
Special Characteristics:
Showy flowers
Hardiness Zone(s):
3 to 9
Height At Maturity:
24-48"
Sun:
Full sun to part shade
Sub Type:
Groundcover

Rattail Cactus (Aporocactus Flagelliformis)

Rattail Cactus (Aporocactus Flagelliformis)
Common Name:
Rattail Cactus
Scientific Name:
Aporocactus Flagelliformis
Type:
Cactus/Succulent
Water:
Dry
Soil PH:
6.1 to 7.8
Flower Color:
Pink
Special Characteristics:
Container, Showy Flowers, Tolerates Drought
Hardiness Zone(s):
10 to 11
Height At Maturity:
18" to 24"
Sun:
Full Sun to Part Shade
Sub Type:
Evergreen

Rattlesnake master (Eryngium yuccifolium)

Rattlesnake master (Eryngium yuccifolium)
Common Name:
Rattlesnake master
Scientific Name:
Eryngium yuccifolium
Type:
Perennial
Water:
Dry to medium
Soil PH:
5-7.3
Flower Color:
Greenish-white
Special Characteristics:
Showy flowers, easy-to-grow
Hardiness Zone(s):
3 to 8
Height At Maturity:
48-60'
Sun:
Full sun
Sub Type:
Groundcover

Rebutia (Rebutia Albiflora)

Rebutia (Rebutia Albiflora)
Common Name:
Rebutia
Scientific Name:
Rebutia Albiflora
Type:
Cactus/Succulent
Water:
Dry to Medium
Soil PH:
6.1 to 7.8
Flower Color:
White
Special Characteristics:
Container, Easy to Grow, Tolerates Drought
Hardiness Zone(s):
9 to 11
Height At Maturity:
6" to 9"
Sun:
Full Sun to Part Shade

Rebutia (Weingartia Neocumingii)

Rebutia (Weingartia Neocumingii)
Common Name:
Rebutia
Scientific Name:
Weingartia Neocumingii
Type:
Cactus/Succulent
Water:
Dry
Soil PH:
6.1 to 7.8
Flower Color:
Yellow
Special Characteristics:
Tolerates Drought, Container
Hardiness Zone(s):
9 to 11
Height At Maturity:
6" to 12"
Sun:
Full Sun to Part Shade

Rebutia albiflora (Aylostera albiflora)

Rebutia albiflora (Aylostera albiflora)

Common Name:
Rebutia albiflora
Scientific Name:
Aylostera albiflora
Type:
Cactus/Succulent
Water:
Dry
Soil PH:
6.1-7.8
Flower Color:
Pink, White/Near White
Special Characteristics:
Container, showy flowers
Hardiness Zone(s):
9-11
Height At Maturity:
1-6"
Sun:
Full Sun, Partial Shade
Sub Type:
Houseplant

Rebutia Heliosa

Rebutia Heliosa
Common Name:
Rebutia
Scientific Name:
Rebutia Heliosa
Type:
Cactus/Succulent
Water:
Dry to Medium
Soil PH:
6.1 to 7.8
Flower Color:
Orange
Special Characteristics:
Container, Tolerates Drought
Hardiness Zone(s):
9 to 11
Height At Maturity:
6" to 9"
Sun:
Partial Shade

Red Buttons Opuntia (Opuntia Quitensis)

Red Buttons Opuntia (Opuntia Quitensis)
Common Name:
Red Buttons Opuntia
Scientific Name:
Opuntia Quitensis
Type:
Cactus/Succulent
Water:
Dry
Soil PH:
6.1 to 7.8
Flower Color:
Red
Special Characteristics:
Tolerates Drought, Container
Hardiness Zone(s):
10 to 11
Height At Maturity:
6" to 12"
Sun:
Full Sun

Red campion (Silene dioica “Clifford Moor”)

Red campion (Silene dioica "Clifford Moor")
Common Name:
Red campion
Scientific Name:
Silene dioica "Clifford Moor"
Type:
Perennial
Water:
Dry to medium
Soil PH:
6-8
Flower Color:
Pink
Special Characteristics:
Showy flowers
Hardiness Zone(s):
5 to 8
Height At Maturity:
6-18'
Sun:
Full sun to part shade
Sub Type:
Groundcover

Red hot poker (Kniphofia caulescens)

Red hot poker (Kniphofia caulescens)
Common Name:
Red hot poker
Scientific Name:
Kniphofia caulescens
Type:
Perennial
Water:
Medium
Soil PH:
5.6 to 7.8
Flower Color:
Coral red to yellow
Special Characteristics:
Attracts hummingbirds and butterflies, tolerates rabbit, deer-resistant, showy flowers
Hardiness Zone(s):
6 to 8
Height At Maturity:
8-24”
Sun:
Full sun
Sub Type:
Groundcover

Red hot poker (Kniphofia uvaria)

Red hot poker (Kniphofia uvaria)
Common Name:
Red hot poker
Scientific Name:
Kniphofia uvaria
Type:
Perennial
Water:
Medium
Soil PH:
5.8 - 7.0
Flower Color:
Top flowers red; lower flowers yellow
Special Characteristics:
Tolerates rabbit, showy flowers
Hardiness Zone(s):
5 to 9
Height At Maturity:
18-24"
Sun:
Full sun
Sub Type:
Groundcover

Red Torch Cactus (Echinopsis Huascha)

Red Torch Cactus (Echinopsis Huascha)
Common Name:
Red Torch Cactus
Scientific Name:
Echinopsis Huascha
Type:
Cactus/Succulent
Water:
Dry
Soil PH:
6.1 to 7.8
Flower Color:
Red
Special Characteristics:
Showy Flowers, Attracts birds and butterflies, Tolerates Drought
Height At Maturity:
24" to 36"
Sun:
Full Sun

Red twig dogwood (Cornus)

Red twig dogwood (Cornus)
Common Name:
Red twig dogwood
Scientific Name:
Cornus
Type:
Shrub
Water:
Needs moderate moisture
Soil PH:
6.1-8.5
Flower Color:
White/Near White
Special Characteristics:
Attracts birds
Hardiness Zone(s):
4-8
Height At Maturity:
72-96"
Sun:
Full Sun, Partial Shade
Sub Type:
Deciduous

Red valerian (Centranthus ruber var. coccineus)

Red valerian (Centranthus ruber var. coccineus)
Common Name:
Red valerian
Scientific Name:
Centranthus ruber var. coccineus
Type:
Perennial
Water:
Medium
Soil PH:
6.8 - 7.8
Flower Color:
Crimson red
Special Characteristics:
Attracts butterflies, fragrant, showy flowers, cut flowers
Hardiness Zone(s):
5 to 8
Height At Maturity:
18-36"
Sun:
Full sun to part shade
Sub Type:
Groundcover

Red valerian (Centranthus ruber)

Red valerian (Centranthus ruber)
Common Name:
Red valerian
Scientific Name:
Centranthus ruber
Type:
Perennial
Water:
Medium
Soil PH:
6.1 - 7.8
Flower Color:
Pale to crimson red
Special Characteristics:
Attracts butterflies, fragrant, showy flowers, easy-to-grow, cut flowers
Hardiness Zone(s):
5 to 8
Height At Maturity:
18-36"
Sun:
Full sun to part shade
Sub Type:
Groundcover

Red-veined dock (Rumex sanguineus)

Red-veined dock (Rumex sanguineus)

Common Name:
Red-veined dock
Scientific Name:
Rumex sanguineus
Type:
Perennial
Water:
Medium
Soil PH:
6.1 to 7.5
Flower Color:
Green maturing to reddish-brown
Special Characteristics:
Showy flowers, easy-to-grow, container
Hardiness Zone(s):
5 to 8
Height At Maturity:
12-18'
Sun:
Full sun
Sub Type:
Groundcover

Redvein Enkianthus (Enkianthus campanulatus)

Redvein Enkianthus (Enkianthus campanulatus)
Common Name:
Redvein Enkianthus
Scientific Name:
Enkianthus campanulatus
Type:
Shrub
Water:
Needs moderate moisture
Soil PH:
4.5-6
Flower Color:
Yellow
Special Characteristics:
Showy flowers
Hardiness Zone(s):
4-7
Height At Maturity:
72" to 96"
Sun:
Full Sun to Part Shade
Sub Type:
Deciduous

Regal geranium (Pelargonium × domesticum)

Regal geranium (Pelargonium × domesticum)
Common Name:
Regal geranium
Scientific Name:
Pelargonium × domesticum
Type:
Perennial
Water:
Medium
Soil PH:
5.6-6.0
Flower Color:
Pink, purple, lavander, red
Special Characteristics:
Showy flowers, easy-to-grow, container
Hardiness Zone(s):
10 to 11
Height At Maturity:
12-36"
Sun:
Full sun to part shade
Sub Type:
Houseplant

Reticulated iris (Iris reticulata)

Reticulated iris (Iris reticulata)
Common Name:
Reticulated Iris
Scientific Name:
Iris reticulata
Type:
Bulb, Perrenial
Water:
Medium
Soil PH:
6.1 to 7.8
Flower Color:
Blue-purple
Special Characteristics:
Showy flowers, fragrant, cut flowers, tolerate deer, tolerate drought
Hardiness Zone(s):
5 to 9
Height At Maturity:
3" to 6"
Sun:
Full sun to part shade
Sub Type:
Deciduous

Rex Begonia (Begonia rex cultorum)

Rex Begonia (Begonia rex cultorum)
Common Name:
Rex Begonia
Scientific Name:
Begonia rex cultorum
Type:
Annual
Water:
Medium
Soil PH:
5.7 to 6.2
Flower Color:
Flowers not showy
Special Characteristics:
Container
Hardiness Zone(s):
10 to 11
Height At Maturity:
12"-18"
Sun:
Full Shade
Sub Type:
Houseplant

Rhipsalis Neves Armondii

Rhipsalis Neves Armondii
Common Name:
Rhipsalis Neves Armondii
Scientific Name:
Rhipsalis Neves Armondii
Type:
Cactus/Succulent
Water:
Dry to Medium
Soil PH:
6.1 to 6.5
Flower Color:
White
Special Characteristics:
Container, Tolerates Drought
Hardiness Zone(s):
10 to 11
Height At Maturity:
12" to 36"
Sun:
Partial Shade to Full Shade

Rhododendron

Rhododendron
Common Name:
Rhododendron
Scientific Name:
Rhododendron
Type:
Shrub
Water:
Needs moderate moisture
Soil PH:
4.5-5.5
Flower Color:
Purplish-red with dark red spotting
Special Characteristics:
Attracts birds and butterflies, showy flowers, tolerates rabbit
Hardiness Zone(s):
5-8
Height At Maturity:
48-72"
Sun:
Full Sun, Partial Shade
Sub Type:
Evergreen

Robins plantain (Erigeron pulchellus)

Robins plantain (Erigeron pulchellus)
Common Name:
Robins plantain
Scientific Name:
Erigeron pulchellus
Type:
Perennial
Water:
Dry to medium
Soil PH:
4.8–7.8
Flower Color:
Pale violet rays with yellow
Special Characteristics:
Attracts butterflies, showy flowers, easy-to-grow
Hardiness Zone(s):
3 to 8
Height At Maturity:
18-24"
Sun:
Full sun
Sub Type:
Groundcover

Rocket larkspur (Consolida ambigua)

Rocket larkspur (Consolida ambigua)
Common Name:
Rocket larkspur
Scientific Name:
Consolida ambigua
Type:
Annual
Water:
Moderate
Soil PH:
6.1 to 7.3
Flower Color:
White, Lilac and Pink
Special Characteristics:
Attracts butterflies and birds.
Hardiness Zone(s):
2 through 11
Height At Maturity:
36"
Sun:
Plenty of sun as well as some shade

Rocky mountain iris (Iris missouriensis)

Rocky mountain iris (Iris missouriensis)
Common Name:
Rocky mountain iris
Scientific Name:
Iris missouriensis
Type:
Perennial
Water:
Medium to wet
Soil PH:
6.0 - 8.0
Flower Color:
Violet blue
Special Characteristics:
Deer-resistant, showy flowers, easy to grow
Hardiness Zone(s):
3 to 8
Height At Maturity:
12-24"
Sun:
Full sun to part shade
Sub Type:
Groundcover

Rodgersia (Rodgersia aesculifolia)

Rodgersia (Rodgersia aesculifolia)
Common Name:
Rodgersia
Scientific Name:
Rodgersia aesculifolia
Type:
Perennial
Water:
Medium to wet
Soil PH:
5.6-7.5
Flower Color:
Creamy white (sometimes pink)
Special Characteristics:
Showy flowers, fragrant
Hardiness Zone(s):
5 to 7
Height At Maturity:
36-60'
Sun:
Full sun to part shade
Sub Type:
Groundcover

Rodgersia (Rodgersia pinnata)

Rodgersia (Rodgersia pinnata)
Common Name:
Rodgersia
Scientific Name:
Rodgersia pinnata
Type:
Perennial
Water:
Medium to wet
Soil PH:
6-8
Flower Color:
Creamy pink to red
Special Characteristics:
Showy flowers
Hardiness Zone(s):
5 to 7
Height At Maturity:
36-48'
Sun:
Full sun to part shade
Sub Type:
Groundcover

Rodgersia (Rodgersia podophylla)

Rodgersia (Rodgersia podophylla)

Common Name:
Rodgersia
Scientific Name:
Rodgersia podophylla
Type:
Perennial
Water:
Medium to wet
Soil PH:
5.6-6
Flower Color:
Creamy white
Special Characteristics:
Showy flowers
Hardiness Zone(s):
5 to 8
Height At Maturity:
36-60'
Sun:
Part shade
Sub Type:
Groundcover

Roof iris (Iris tectorum)

Roof iris (Iris tectorum)
Common Name:
Roof iris
Scientific Name:
Iris tectorum
Type:
Perennial
Water:
Medium
Soil PH:
6.1 – 7.8
Flower Color:
Deep lilac-blue purple with white crest
Special Characteristics:
Deer-resistant, showy flowers, cut flowers, easy to grow
Hardiness Zone(s):
4 to 9
Height At Maturity:
12-18”
Sun:
Full sun to part shade
Sub Type:
Groundcover
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More about the Red Hot Poker attracts bees and butterflies because it produces plenty of nectar. True to its “hot” name, these flowers radiate in full sun and can survive drought and summer heat.

Know more about the perennial flower Red Hot Poker plus all other interesting plants and flowers that start with “R.”

Not a lot of websites thoroughly list plants and flowers alphabetically.  However, because we have a database set up, we’re able to offer a comprehensive listing of plants and flowers that you can filter alphabetically.

Be sure to also check out our entire garden directory where you’ll find annuals as well.












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