Discover 20 Beautiful Flowers That Start with H

Explore a variety of beautiful flowers that start with the letter H. From the common hibiscus to the exotic heliconia, learn about their unique features and growing tips.

Flowers bring color, fragrance and beauty to our gardens and homes. There are many flowers that start with the letter H, each with its unique charm and characteristics. In this article, we’ll explore 20 of these flowers, their features and some tips on how to grow them. Whether you’re an avid gardener or simply a flower enthusiast, you’ll find something to inspire you.

1. Hibiscus

Two vibrant orange Hibiscus flowers blooming on a plant.

Here’s a chart with information about Hibiscus:

CategoryDetails
Botanical NameHibiscus spp.
Common NameHibiscus, Rose Mallow, Tropical Hibiscus
Plant Zone5-11 (varies by species; tropical varieties are 9-11)
Sun ExposureFull sun
Soil TypeWell-drained, fertile soil
WateringRegular watering; prefers consistently moist soil
Growth HabitUpright shrub or small tree
Height/Spread3-10 feet tall; 3-6 feet wide
Special FeaturesLarge, showy flowers in a wide range of colors (red, pink, white, yellow, orange); blooms from late spring to fall; attracts hummingbirds and butterflies; can be grown in containers; some species are hardy, others are tropical

Hibiscus is a popular tropical flower known for its large, vibrant blooms. They are often used in teas and traditional medicines.

  • Features: Bright, showy flowers in various colors like red, pink, yellow, and white.
  • Growing Tips: Prefers full sun and well-drained soil. Needs regular watering.

Learn more about hibiscus from the University of Florida.

2. Hydrangea

Close-up of a purple and blue Hydrangea flower.

Here’s a chart with information about Hydrangea:

CategoryDetails
Botanical NameHydrangea spp.
Common NameHydrangea
Plant Zone3-9 (varies by species)
Sun ExposureFull sun to partial shade (depends on variety)
Soil TypeWell-drained, rich soil
WateringRegular watering; prefers consistently moist soil
Growth HabitUpright to spreading shrub
Height/Spread3-12 feet tall; 3-12 feet wide (varies by species)
Special FeaturesLarge, globe-like flower clusters in various colors (blue, pink, white, purple, green); color of some species influenced by soil pH; blooms from late spring to fall; attracts pollinators; excellent for cut flowers and dried arrangements

Hydrangea is a beloved garden shrub with clusters of flowers that can change color based on soil pH. They are perfect for creating lush garden borders.

  • Features: Large, round flower clusters in blue, pink, white, or purple.
  • Growing Tips: Prefers partial shade and moist, well-drained soil.

Read more about hydrangeas from the University of Georgia.

3. Hyacinth

Close-up of a purple Hyacinth flower.

Here’s a chart with information about Hyacinth:

CategoryDetails
Botanical NameHyacinthus orientalis
Common NameHyacinth
Plant Zone3-9
Sun ExposureFull sun to partial shade
Soil TypeWell-drained, fertile soil
WateringModerate watering; allow soil to dry out between waterings
Growth HabitUpright, bulbous perennial
Height/Spread6-12 inches tall; 4-6 inches wide
Special FeaturesDense spikes of highly fragrant flowers in various colors (blue, pink, white, yellow, purple); blooms in early to mid-spring; popular for garden beds, borders, and containers; excellent for forcing indoors; attracts pollinators

Hyacinth is a fragrant spring bulb that adds a burst of color to gardens. They are often grown indoors as well for their delightful scent.

  • Features: Dense spikes of fragrant flowers in various colors.
  • Growing Tips: Plant in well-drained soil with full sun to partial shade.

Discover more about hyacinths from Iowa State University.

4. Hollyhock

A close-up of a pink Hollyhock flower with dew-covered green leaves.

Here’s a chart with information about Hollyhock:

CategoryDetails
Botanical NameAlcea rosea
Common NameHollyhock
Plant Zone3-8
Sun ExposureFull sun
Soil TypeWell-drained, fertile soil
WateringModerate watering; prefers moist but well-drained soil
Growth HabitTall, upright biennial or short-lived perennial
Height/Spread5-8 feet tall; 1-2 feet wide
Special FeaturesLarge, showy, single or double flowers in various colors (red, pink, yellow, white, purple, black); blooms in summer; attracts bees, butterflies, and hummingbirds; ideal for cottage gardens and back borders; can be prone to rust disease

Hollyhock is a tall, old-fashioned flower that adds height and drama to gardens. They attract pollinators like bees and butterflies.

  • Features: Tall spikes of large, colorful flowers.
  • Growing Tips: Prefers full sun and well-drained soil. Needs staking for support.

Learn about hollyhocks from the University of Minnesota.

5. Hellebore

A floating purple Hellebore flower in water.

Here’s a chart with information about Hellebore:

CategoryDetails
Botanical NameHelleborus spp.
Common NameHellebore, Lenten Rose, Christmas Rose
Plant Zone4-9
Sun ExposurePartial shade to full shade
Soil TypeWell-drained, rich, humus-rich soil
WateringModerate watering; prefers moist, well-drained soil
Growth HabitClump-forming perennial
Height/Spread12-24 inches tall; 12-24 inches wide
Special FeaturesBowl-shaped flowers in shades of white, pink, purple, green, and yellow; blooms in late winter to early spring; evergreen foliage; deer and rabbit resistant; excellent for shady garden beds and woodland gardens; long-lasting blooms that can persist for several months

Hellebore, also known as Lenten rose, is a hardy perennial that blooms in early spring. They are known for their long-lasting blooms in the garden.

  • Features: Cup-shaped flowers in shades of white, pink, and purple.
  • Growing Tips: Prefers partial to full shade and well-drained soil.

6. Helenium

A bee pollinating a red and yellow Helenium flower.

Here’s a chart with information about Helenium:

CategoryDetails
Botanical NameHelenium spp.
Common NameHelenium, Sneezeweed
Plant Zone3-8
Sun ExposureFull sun
Soil TypeWell-drained, fertile soil
WateringRegular watering; prefers consistently moist soil
Growth HabitUpright, clump-forming perennial
Height/Spread3-5 feet tall; 2-3 feet wide
Special FeaturesDaisy-like flowers with prominent central cones in shades of yellow, orange, red, and bicolor; blooms from summer to fall; attracts butterflies and bees; deer resistant; excellent for borders, meadows, and cutting gardens

Helenium is a cheerful perennial that adds late summer color to gardens. They are commonly used in perennial borders and cut flower gardens.

  • Features: Daisy-like flowers in shades of yellow, orange, and red.
  • Growing Tips: Prefers full sun and moist, well-drained soil.

Discover heleniums from the Royal Horticultural Society.

7. Honeysuckle

Yellow honeysuckle flower with white petals.

Here’s a chart with information about Honeysuckle:

CategoryDetails
Botanical NameLonicera spp.
Common NameHoneysuckle
Plant Zone4-9 (varies by species)
Sun ExposureFull sun to partial shade
Soil TypeWell-drained, fertile soil
WateringRegular watering; prefers consistently moist soil
Growth HabitClimbing vine or shrub
Height/Spread10-20 feet tall (vines); 3-6 feet tall and wide (shrubs)
Special FeaturesFragrant, tubular flowers in shades of white, yellow, pink, red, or orange; blooms from spring to summer; attracts hummingbirds, butterflies, and bees; some species produce ornamental berries; can be invasive in some regions

Honeysuckle is a fragrant vine that attracts hummingbirds and bees. They can be used to cover fences and trellises.

  • Features: Tubular flowers in various colors with a sweet fragrance.
  • Growing Tips: Prefers full sun to partial shade and well-drained soil.

8. Hosta

Detailed view of a purple Hosta flower surrounded by green leaves.

Here’s a chart with information about Hosta:

CategoryDetails
Botanical NameHosta spp.
Common NameHosta, Plantain Lily
Plant Zone3-9
Sun ExposurePartial to full shade
Soil TypeWell-drained, rich, moist soil
WateringRegular watering; prefers consistently moist soil
Growth HabitClump-forming perennial
Height/Spread6-36 inches tall; 12-60 inches wide
Special FeaturesAttractive foliage in various shades of green, blue, and variegated patterns; tall spikes of lavender, white, or purple flowers in summer; shade tolerant; deer and slug prone; excellent for shade gardens, borders, and ground cover

Hosta is a shade-loving perennial known for its attractive foliage. They are perfect for ground cover in shady garden areas.

  • Features: Large, lush leaves with spikes of small, bell-shaped flowers.
  • Growing Tips: Prefers partial to full shade and moist, well-drained soil.

Read more about hostas from the University of Missouri.

9. Heliconia

Bright red Heliconia blossom surrounded by yellow and green leaves.

Here’s a chart with information about Heliconia:

CategoryDetails
Botanical NameHeliconia spp.
Common NameHeliconia, Lobster Claw, False Bird of Paradise
Plant Zone9-11
Sun ExposureFull sun to partial shade
Soil TypeWell-drained, rich, organic soil
WateringRegular watering; prefers consistently moist soil
Growth HabitUpright, clump-forming perennial
Height/Spread3-15 feet tall; 3-6 feet wide
Special FeaturesShowy, tropical flowers with brightly colored bracts in shades of red, orange, yellow, or pink; blooms year-round in tropical climates; attracts hummingbirds; excellent for tropical gardens, container planting, and cut flowers; needs protection from frost

Heliconia is a tropical plant known for its striking, bird-like flowers. They are often used in tropical floral arrangements.

  • Features: Large, colorful bracts that resemble lobster claws.
  • Growing Tips: Prefers full sun to partial shade and well-drained soil.

10. Heather

Purple heather flowers blooming in the field.

Here’s a chart with information about Heather:

CategoryDetails
Botanical NameCalluna vulgaris (common heather), Erica spp. (heaths and heathers)
Common NameHeather, Scotch Heather, Ling
Plant Zone4-6 (varies by species)
Sun ExposureFull sun to partial shade
Soil TypeWell-drained, acidic soil
WateringModerate watering; prefers well-drained soil
Growth HabitLow-growing, mat-forming shrub
Height/Spread6-36 inches tall; 24-36 inches wide
Special FeaturesSmall, bell-shaped flowers in shades of pink, purple, white, and red; blooms from late summer to fall; evergreen foliage that can change color in winter; attracts bees and other pollinators; excellent for ground cover, rock gardens, and borders; drought tolerant once established

Heather is a hardy shrub that adds color to gardens year-round. They are often used in rock gardens and as ground cover.

  • Features: Small, bell-shaped flowers in pink, purple, and white.
  • Growing Tips: Prefers full sun and well-drained, acidic soil.

Learn about heather from the Royal Horticultural Society.

11. Heath

Pink heath flowers blooming in the garden.

Here’s a chart with information about Heath:

CategoryDetails
Botanical NameErica spp.
Common NameHeath
Plant Zone4-7
Sun ExposureFull sun to partial shade
Soil TypeWell-drained, acidic soil
WateringModerate watering; prefers well-drained soil
Growth HabitLow-growing, shrub-like perennial
Height/Spread6-18 inches tall; 12-24 inches wide
Special FeaturesSmall, tubular flowers in shades of pink, purple, white, and red; blooms from late winter to early spring; evergreen foliage; attracts bees and other pollinators; excellent for ground cover, rock gardens, and borders; drought tolerant once established

Heath is a close relative of heather, known for its evergreen foliage and small flowers. They thrive in coastal and alpine gardens.

  • Features: Tiny, bell-shaped flowers in various colors.
  • Growing Tips: Prefers full sun and well-drained, acidic soil.

Read more about heath from the Missouri Botanical Garden.

12. Hibbertia

Yellow Hibbertia flowers blooming on a bush with lush green leaves.

Here’s a chart with information about Hibbertia:

CategoryDetails
Botanical NameHibbertia spp.
Common NameHibbertia, Guinea Flower
Plant Zone9-11
Sun ExposureFull sun to partial shade
Soil TypeWell-drained, sandy or loamy soil
WateringModerate watering; prefers well-drained soil
Growth HabitShrub or trailing ground cover
Height/Spread1-6 feet tall; 2-6 feet wide
Special FeaturesBright yellow, cup-shaped flowers; blooms from spring to summer; evergreen foliage; attracts bees and other pollinators; good for ground cover and as a low hedge; tolerant of dry conditions once established

Hibbertia is an Australian native plant with bright yellow flowers. They are often used in xeriscaping due to their drought tolerance.

  • Features: Small, bright yellow flowers with a shrub-like growth habit.
  • Growing Tips: Prefers full sun and well-drained soil.

Discover hibbertia from the Australian National Botanic Gardens.

13. Hoary Stock

Pink Hoary Stock flower with green leaves in grass.

Here’s a chart with information about Hoary Stock:

CategoryDetails
Botanical NameMatthiola incana
Common NameHoary Stock, Stock Flower
Plant Zone3-7
Sun ExposureFull sun to partial shade
Soil TypeWell-drained, fertile soil
WateringRegular watering; prefers moist but well-drained soil
Growth HabitUpright, clump-forming biennial
Height/Spread12-24 inches tall; 6-12 inches wide
Special FeaturesFragrant, densely packed flowers in shades of pink, purple, white, red, and yellow; blooms from late spring to summer; attracts pollinators; often used in garden beds and containers; can be susceptible to rust and other fungal diseases

Hoary Stock is a fragrant biennial that adds charm to cottage gardens. They are also known for their ability to thrive in sandy soils.

  • Features: Spikes of fragrant flowers in shades of white, pink, and purple.
  • Growing Tips: Prefers full sun and well-drained soil.

Learn about hoary stock from the University of California.

14. Harebell

 Blue harebell flowers blooming in a field.

Here’s a chart with information about Harebell:

CategoryDetails
Botanical NameCampanula rotundifolia
Common NameHarebell, Scottish Bluebell
Plant Zone3-7
Sun ExposureFull sun to partial shade
Soil TypeWell-drained, sandy or loamy soil
WateringModerate watering; prefers dry to moderately moist soil
Growth HabitClump-forming perennial
Height/Spread8-18 inches tall; 6-12 inches wide
Special FeaturesBell-shaped, nodding flowers in shades of blue, purple, or white; blooms from summer to early fall; attracts bees and butterflies; suitable for rock gardens, meadows, and border edges; drought-tolerant once established

Harebell is a delicate wildflower that blooms in late summer. They are often found in meadows and rocky slopes.

  • Features: Small, bell-shaped blue or purple flowers.
  • Growing Tips: Prefers full sun to partial shade and well-drained soil.

Read more about harebells from the University of Wisconsin.

15. Hummingbird Plant

Blue hummingbird flowers with vibrant green leaves in close-up view.

Here’s a chart with information about Hummingbird Flower, which refers to plants known for attracting hummingbirds due to their tubular, nectar-rich flowers:

CategoryDetails
Botanical NameVarious species (including Salvia, Monarda, Fuchsia, Lobelia, Heuchera)
Common NameHummingbird Flower
Plant Zone3-11 (varies by species)
Sun ExposureFull sun to partial shade
Soil TypeWell-drained, rich soil
WateringRegular watering; prefers moist but well-drained soil
Growth HabitVaries: upright, spreading, or trailing
Height/SpreadVaries: 6 inches to 6 feet tall; 6 inches to 4 feet wide
Special FeaturesTubular, nectar-rich flowers in shades of red, orange, pink, purple, or blue; blooms from spring to fall; highly attractive to hummingbirds; some species also attract butterflies; often used in wildlife gardens, containers, and as border plants

Hummingbird Plant is known for its tubular flowers that attract hummingbirds. They are ideal for wildlife gardens.

  • Features: Bright red or orange tubular flowers.
  • Growing Tips: Prefers full sun and well-drained soil.

16. Hydrangea Vine

Hydrangea vine showcasing white flowers and vibrant green leaves.

Here’s a chart with information about Hydrangea Vine:

CategoryDetails
Botanical NameHydrangea anomala subsp. petiolaris
Common NameHydrangea Vine, Climbing Hydrangea
Plant Zone4-8
Sun ExposurePartial to full shade
Soil TypeWell-drained, fertile soil
WateringRegular watering; prefers consistently moist soil
Growth HabitClimbing vine with aerial roots
Height/Spread30-50 feet tall; 6-10 feet wide
Special FeaturesLarge, lacecap or mophead flowers in shades of white, pink, or blue; blooms in summer; attractive foliage that turns shades of red and purple in fall; excellent for covering walls, trellises, and arbors; provides good shade and privacy; needs support for climbing

Hydrangea Vine is a climbing plant with lacecap-type flowers. They can add a touch of elegance to walls and pergolas.

  • Features: Clusters of white flowers with a sweet fragrance.
  • Growing Tips: Prefers partial shade and moist, well-drained soil.

Learn about hydrangea vines from the University of Illinois.

17. Hypericum

Yellow Hypericum flower with numerous stamen.

Here’s a chart with information about Hypericum:

CategoryDetails
Botanical NameHypericum spp.
Common NameSt. John’s Wort, Hypericum
Plant Zone4-9
Sun ExposureFull sun to partial shade
Soil TypeWell-drained, sandy or loamy soil
WateringModerate watering; prefers well-drained soil
Growth HabitUpright, bushy shrub or ground cover
Height/Spread1-6 feet tall; 1-4 feet wide
Special FeaturesBright yellow, star-shaped flowers; blooms in summer; attractive foliage that turns red in fall; some species have medicinal uses; attracts butterflies and bees; can be used as ground cover or in borders; some varieties have a spreading habit, while others are more upright

Hypericum, also known as St. John’s Wort, is a medicinal plant with bright yellow flowers. It is often used in herbal medicine for its antidepressant properties.

  • Features: Bright yellow, star-shaped flowers.
  • Growing Tips: Prefers full sun to partial shade and well-drained soil.

Read more about hypericum from the University of Maryland Medical Center.

18. Helipterum

A close-up of a pink Helipterum flower with a yellow center.

Here’s a chart with information about Helipterum:

CategoryDetails
Botanical NameHelipterum spp.
Common NamePaper Daisy, Everlasting Daisy
Plant Zone9-11
Sun ExposureFull sun
Soil TypeWell-drained, sandy or loamy soil
WateringModerate watering; prefers well-drained soil
Growth HabitUpright or spreading annual or perennial
Height/Spread12-24 inches tall; 12-18 inches wide
Special FeaturesPapery, daisy-like flowers in shades of white, yellow, pink, or red; blooms from summer to fall; excellent for dried flower arrangements; attracts bees and butterflies; often used in garden beds and borders; drought tolerant once established

Helipterum is an Australian native known for its papery, everlasting flowers. They are popular in dried flower arrangements.

  • Features: Small, daisy-like flowers in white, pink, or yellow.
  • Growing Tips: Prefers full sun and well-drained soil.

Discover helipterum from the Australian National Botanic Gardens.

19. Heliotrope

A close-up photo of a heliotrope flower with vibrant purple petals and lush green leaves.

Here’s a chart with information about Heliotrope:

CategoryDetails
Botanical NameHeliotropium arborescens
Common NameHeliotrope
Plant Zone9-11
Sun ExposureFull sun to partial shade
Soil TypeWell-drained, fertile soil
WateringRegular watering; prefers consistently moist soil
Growth HabitCompact, bushy annual or perennial
Height/Spread12-18 inches tall; 12-18 inches wide
Special FeaturesFragrant clusters of small flowers in shades of purple, blue, pink, or white; blooms from late spring to fall; attracts butterflies and bees; used in garden beds, containers, and as edging; may be grown as an annual in cooler climates

Heliotrope is a fragrant annual known for its clusters of purple flowers. They are often planted near walkways to enjoy their sweet scent.

  • Features: Small, fragrant flowers in shades of purple and white.
  • Growing Tips: Prefers full sun to partial shade and well-drained soil.

Learn about heliotrope from the University of California.

20. Horned Poppy

 Purple Horned Poppy flower with green leaves and purple petals.

Here’s a chart with information about Horned Poppy:

CategoryDetails
Botanical NameGlaucium flavum
Common NameHorned Poppy
Plant Zone5-9
Sun ExposureFull sun to partial shade
Soil TypeWell-drained, sandy or loamy soil
WateringModerate watering; prefers dry to moderately moist soil
Growth HabitUpright, bushy perennial
Height/Spread12-24 inches tall; 12-18 inches wide
Special FeaturesDistinctive horn-like seed pods; bright yellow, poppy-like flowers; blooms from late spring to summer; attractive to bees and butterflies; can be used in borders, rock gardens, and as a ground cover; drought tolerant once established

Horned Poppy is a coastal plant known for its unique seed pods and bright flowers. They are often used in coastal garden designs.

  • Features: Bright yellow or orange flowers with horn-shaped seed pods.
  • Growing Tips: Prefers full sun and well-drained, sandy soil.

Read more about horned poppy from the Missouri Botanical Garden.

From the vibrant hibiscus to the delicate harebell, flowers that start with H offer a wide range of colors, shapes, and fragrances. By incorporating these flowers into your garden, you can enjoy their beauty and attract pollinators like bees and butterflies. Next time you’re planning your garden, consider adding some of these H-flowers for a stunning display

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