Looking for easy ways to fill your garden with calm, cool shades of blue that stand out all season long?
Have you ever thought about adding blue flowers to your garden but weren’t sure which ones to pick?
Blue flowers are less common than other colors, making them a unique and beautiful way to add a peaceful, calming feel to your outdoor space.
In this guide, you’ll find 21 simple Blue Flowers Garden Ideas to help you create a garden full of stunning shades of blue!
1. Blue Hydrangea Border
A border filled with blue hydrangeas adds timeless elegance to any garden.
This Blue Flowers Garden Idea creates a lush, full look with large, vibrant blooms that thrive in partial shade.
Their stunning blue tones bring structure and color continuity to the garden space.
See, 20 Beautiful Hydrangea Landscaping Ideas
2. Morning Glory Trellis
A trellis covered in blue morning glories provides a vertical burst of color.
As one of the most charming Blue Flowers Garden Ideas, this setup gives height and texture while creating a romantic, cottage-style vibe.
Morning glories bloom profusely, adding charm throughout the growing season.
3. Bluebell Woodland Path
Bluebells scattered along a shaded path create a dreamy, naturalistic setting.
This Blue Flowers Garden Idea is perfect for woodland-themed areas, offering a soft carpet of blue beneath trees.
Their early spring blooms add the first splash of color after winter.
4. Cornflower Wildflower Patch
A wildflower patch featuring blue cornflowers supports pollinators and adds rustic appeal.
As part of your Blue Flowers Garden Ideas, this choice invites bees and butterflies while providing easy-to-grow beauty.
Cornflowers thrive in full sun and add a cheerful, natural touch.
5. Delphinium Vertical Accent
Delphiniums, with their tall spires of blue flowers, create stunning vertical interest.
Including them in your Blue Flowers Garden Ideas helps break up flat landscapes with height and drama.
These classic perennials work well in the back of borders for a layered look.
6. Blue Salvia Herb Garden
Blue salvia offers aromatic foliage and continuous blooms.
Integrating them into Blue Flowers Garden Ideas brings both beauty and function, as they attract pollinators and complement other herbs.
Their drought tolerance makes them a low-maintenance addition.
7. Blue Iris Water Feature
Blue irises planted near ponds or fountains enhance water features beautifully.
This Blue Flowers Garden Idea pairs the elegance of irises with reflective water, creating a peaceful focal point.
Their tall stems and delicate petals are perfect for moist environments.
8. Forget-Me-Not Ground Cover
Forget-me-nots are ideal for filling gaps with delicate blue blooms.
This Blue Flowers Garden Idea works well under taller plants, creating a layered, lush look.
They spread easily and thrive in shady spots, offering a soft, romantic touch.
9. Clematis Archway
A garden arch covered with blue clematis makes a stunning entryway.
Incorporating this into your Blue Flowers Garden Ideas ensures a dramatic feature that welcomes visitors with color.
Clematis thrives in well-drained soil and climbs with ease.
10. Lobelia Hanging Baskets
Blue lobelia cascades beautifully from hanging baskets and window boxes.
This Blue Flowers Garden Idea adds vibrant blue tones at eye level and above, perfect for patios and balconies.
Their compact habit makes them ideal for small-space gardening.
11. Bachelor’s Button Cottage Garden
Bachelor’s buttons add a carefree, charming look to cottage gardens.
Including them in your Blue Flowers Garden Ideas provides low-maintenance beauty with prolific, daisy-like blooms.
These annuals thrive in full sun and reseed themselves easily.
12. Agapanthus Patio Pots
Agapanthus, with its globe-like clusters of blue flowers, thrives in containers.
This Blue Flowers Garden Idea brings sculptural beauty to patios and decks with minimal upkeep.
Their bold form makes them a standout choice for modern and classic garden styles alike.
13. Himalayan Blue Poppy Showcase
Himalayan blue poppies create an exotic, breathtaking display.
As part of your Blue Flowers Garden Ideas, they offer rare color and elegant form, though they do best in cool, moist climates.
These unique blooms are perfect for making a statement.
14. Blue Fescue Grass Edging
Blue fescue adds texture and subtle blue hues as a garden edging.
This Blue Flowers Garden Idea helps define paths and borders while providing year-round interest.
The spiky foliage contrasts beautifully with soft-petaled flowers nearby.
15. Plumbago Rock Garden
Plumbago, with its sky-blue blooms, thrives in rocky, well-drained areas.
Including this in your Blue Flowers Garden Ideas ensures seasonal color and a heat-tolerant option for dry spots.
Its trailing habit works well spilling over stone walls or paths.
16. Love-in-a-Mist Bed
Love-in-a-mist brings delicate, airy blue flowers and intriguing seed pods.
This Blue Flowers Garden Idea fits perfectly in wild or cottage-style beds, offering continuous interest from bloom to seed.
They are easy to grow and self-seed generously.
17. Periwinkle Shade Corner
Periwinkle is a low-growing ground cover that thrives in shady areas.
This Blue Flowers Garden Idea solves the problem of underused shady corners with subtle blue flowers and evergreen foliage.
It spreads quickly and helps control weeds.
18. Veronica Spiked Walkway
Veronica, or speedwell, provides upright spikes of blue along walkways.
Including them in your Blue Flowers Garden Ideas brings order and rhythm to pathways with reliable, long-lasting blooms.
They’re also excellent for attracting pollinators.
19. Blue Star Creeper Lawn Substitute
Blue star creeper forms a dense, flowering mat that can substitute for grass.
This Blue Flowers Garden Idea works well between stepping stones or in small lawns, offering tiny blue blooms throughout the season.
It’s tough, tolerant of foot traffic, and low-maintenance.
20. Gentian Alpine Garden
Gentians thrive in rock or alpine gardens with their intense blue color.
This Blue Flowers Garden Idea is ideal for cooler climates and well-drained soils, adding vivid blue to compact spaces.
Their rarity and rich hue make them particularly special.
21. Blue Eryngo Drought-Tolerant Spot
Blue eryngo, with its spiky blue flowers, is perfect for hot, dry locations.
As part of your Blue Flowers Garden Ideas, it adds a unique architectural look while surviving tough conditions.
Its unusual form stands out among more traditional blooms.
Blue Flowers Garden Ideas are a great way to bring peaceful color and variety into any garden, whether you’re adding tall plants like delphiniums, ground covers like periwinkle, or container blooms like agapanthus.
With options for sunny spots, shady corners, and even dry areas, these ideas make it easy to mix different shapes, sizes, and shades of blue to create a space that feels calm and welcoming.
From borders and paths to trellises and rock gardens, using blue flowers can turn any part of your yard into a relaxing place to enjoy.
