azure bluet
ExplorePlants
azure bluet
Houstonia caerulea
The azure bluet is a small, pretty flower that blooms in spring. Its bright blue petals look like tiny stars in the grass, making nature even more beautiful!
Habitat: Grasslands
Appearance
The azure bluet has delicate, star-shaped flowers, typically a pale sky-blue to almost white, with a bright yellow center. Its tiny blooms sit atop slender stems, forming a low carpet of color over mossy ground, contrasting with its deep green leaves.
KingdomPlantaePhylumTracheophytaClassMagnoliopsidaOrderGentianalesFamilyRubiaceaeGenusHoustonia
Category
PlantsRarity
Common
Danger
1/5 · Very low
Snaps
102
Interesting facts
Each little flower has four perfect petals, making it look like a tiny cross or propeller!
Find them in groups, and they can make the ground look like a scattered blue sky!
Its petals can be so pale blue they sometimes look almost pure white, like tiny stars!
These tiny flowers are sometimes called 'Quaker Ladies' because of their modest appearance!
Special abilities
Ability
Pollination Puzzle
Azure bluet has two different flower forms on separate plants, ensuring better mixing of genetic traits when insects visit.
Ability
Ground Hugger
Azure bluet can spread its roots and stems to form dense mats, helping it outcompete other small plants and retain moisture.
Ability
Early Bird Bloom
The azure bluet blooms very early in spring, giving it a head start on attracting the first active insect pollinators.
Measurements & details
- Height
- 5-20 cm
- Spread
- 5-10 cm
- Flower Size
- 0.5-1.5 cm
- Bloom Season
- Spring to early summer
- Edible
- No
- Toxicity
- None
- Lifecycle
- Perennial
- Pollination Method
- Insect
Ecological connections
pollinates
European honey bee
Apis mellifera
Gathers nectar and pollen from its tiny flowers.
pollinates
Common eastern bumble bee
Bombus impatiens
Visits bluet flowers for their sweet nectar.
pollinates
Viereck's sweat bee
Lasioglossum vierecki
A small native bee that collects pollen and nectar.
Traits
Flowering
Flowering plants are any plants that produce flowers as part of their reproductive cycle.
Ornamental
Ornamental plants are cultivated primarily for their aesthetic appeal, enhancing landscapes and gardens with their attractive foliage, flowers, or form.
Cluster Flower
Cluster flowers are inflorescences where individual flowers are arranged closely together on a common stem.
Spring Blooming
Spring blooming plants produce their flowers during the spring season, often signifying the end of winter and the start of new growth.
Colorful
Colorful describes organisms or objects displaying a wide range of bright and distinct colors.
Grassland
Grassland habitats are terrestrial biomes dominated by grasses and herbaceous plants, supporting a variety of grazing animals.
Pollinator Magnet
Describes plants that are particularly attractive and beneficial to a wide range of pollinating organisms.
Also known as
No aliases listed yet.
Collections
Safety
Danger
1/5 · Very low
Always look but don't pick flowers, so everyone can enjoy their beauty!
Frequently Asked Questions
How to identify azure bluet?
The easiest way to identify azure bluet is to use the Snappit nature identifier app.
How tall is azure bluet?
5-20 cm
How wide does azure bluet spread?
5-10 cm
How big are the flowers on azure bluet?
0.5-1.5 cm
When does azure bluet bloom?
Spring to early summer
Is azure bluet edible?
No
Is azure bluet toxic?
None
What is azure bluet's lifecycle?
Perennial
Snap Map
Zoom in to split clusters and explore where this object has been snapped.
Loading map…
Recent Snaps
May 30, 2026
East Granby Historic Districti
Photo attribution
no rights reserved
License: CC0 1.0 ↗
Image may be shown cropped inside the card frame.
May 28, 2026
Days Ferry Historic Districti
Photo attribution
(c) Clay Gibbons, some rights reserved (CC BY)
License: CC BY 4.0 ↗
Image may be shown cropped inside the card frame.
May 15, 2026
Haddam Center Historic Districti
Photo attribution
(c) Anthony, some rights reserved (CC BY)
License: CC BY 4.0 ↗
Image may be shown cropped inside the card frame.
Where to spot
Park36 sightings50 species
Rhode Island, US
Ashton Historic District
You might spot Common Mugwort, Duck, and Azure Bluet.
View guide →
Park47 sightings50 species
Rhode Island, US
Barrington Civic Center Historic District
You might spot Common Eastern Bumble Bee and Osprey.
View guide →
Park44 sightings50 species
Connecticut, US
Bean Hill Historic District
You might spot Striped Wintergreen and Common Eastern Bumble Bee.
View guide →
Park42 sightings50 species
Massachusetts, US
Bear Swamp
You might spot Eastern Newt, Purple Pitcher Plant, and Hobblebush.
View guide →
Park47 sightings50 species
Connecticut, US
Belltown Historic District
You might spot Bold Jumping Spider and American Tuliptree.
View guide →
Park41 sightings50 species
Pennsylvania, US
Buchanan State Forest
You might spot Large Yellow Underwing and Eastern Black Carpenter Ant.
View guide →
