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Texas bluebonnet
ExplorePlants
Texas bluebonnet
Lupinus texensis
The Texas bluebonnet is a beautiful blue flower that blooms in spring. It is the state flower of Texas and grows in big, colorful patches that look like a blue blanket on the ground.
Habitat: Grasslands
Appearance
The Texas bluebonnet has dense spikes of vibrant blue, pea-like flowers, often with a distinctive white or sometimes reddish-purple spot on its top petal. Its palmate leaves are typically gray-green, forming a compact rosette, distinguishing it by its intensely blue, often clustered blooms.
KingdomPlantaePhylumTracheophytaClassMagnoliopsidaOrderFabalesFamilyFabaceaeGenusLupinus
Category
PlantsRarity
Common
Danger
1/5 · Very low
Snaps
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Interesting facts
Bluebonnet flowers actually change color! The white spot on top can turn reddish-purple after pollination.
In some parts of Texas, entire fields turn into a giant blue carpet when these flowers bloom!
It's the official state flower of Texas, making it a true botanical superstar!
The 'bonnet' in its name comes from the flower's shape, which looks like a pioneer woman's sunbonnet.
Special abilities
Ability
Nitrogen Fixer
Texas bluebonnet has special root bacteria that capture nitrogen from the air, enriching the soil for itself and others.
Ability
Seed Survivor
Its tough seeds can lie dormant in the soil for years, waiting for perfect conditions to sprout and grow.
Ability
Chemical Shield
Texas bluebonnet produces bitter chemicals in its leaves and seeds, deterring most hungry animals from eating it.
Measurements & details
- Height
- 15-40 cm
- Spread
- 15-30 cm
- Flower Size
- 1-2 cm
- Bloom Season
- Early spring to late spring
- Edible
- No
- Toxicity
- Mild
- Lifecycle
- Annual
- Pollination Method
- Insect
Ecological connections
pollinates
Honey bee
Apis mellifera
collects nectar and pollen
pollinates
Common eastern bumblebee
Bombus impatiens
vibrates flowers to release pollen
symbiotic with
Rhizobia bacteria
Rhizobium leguminosarum
fixes nitrogen in root nodules
eats
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Reakirt's Blue
Hemiargus isola
caterpillars feed on leaves
Traits
Flowering
Flowering plants are any plants that produce flowers as part of their reproductive cycle.
Nitrogen Fixing
Describes organisms capable of converting atmospheric nitrogen into compounds usable by plants.
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
Do not pick flowers without asking an adult first, so everyone can enjoy them!
Frequently Asked Questions
How tall is Texas bluebonnet?
15-40 cm
How wide does Texas bluebonnet spread?
15-30 cm
How big are the flowers on Texas bluebonnet?
1-2 cm
When does Texas bluebonnet bloom?
Early spring to late spring
Is Texas bluebonnet edible?
No
Is Texas bluebonnet toxic?
Mild
What is Texas bluebonnet's lifecycle?
Annual
How is Texas bluebonnet pollinated?
Insect
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