




Hordeum murinum
Wall barley is a grassy plant that grows in many places, often in gardens and along roads. It has long, slender leaves and produces tiny flowers that turn into seeds.
Habitat: Urban areas
The wall barley is a medium-sized grass with upright stems and distinctive, bristly seed heads. Its dense, paintbrush-like spikes are typically greenish-yellow, often tinged with purple, making them stand out against other grasses.





Category
PlantsRarity
Common
Danger
1/5 · Very low
Snaps
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Its spiky seeds are a nightmare for dogs' paws and can stick to your socks!
Sometimes called 'foxtail' because its bristly head looks like a tiny fox's tail!
This common weed is a wild cousin of the barley grain used to make bread!
Wall barley is named for loving to grow in gaps in walls and pavements!
Wall barley has barbed awns that cling to fur and clothes, helping its seeds travel far and wide.
This tough grass can grow in compacted soil and small cracks, where other plants struggle to survive.
Flowering plants are any plants that produce flowers as part of their reproductive cycle.
Grass-like plants are herbaceous plants that visually resemble true grasses, typically having long, narrow leaves.
Drought-tolerant plants can survive and flourish in conditions with limited water availability.
Edible plants are those parts of a plant that are considered safe for human consumption.
Describes plants that are particularly attractive and beneficial to a wide range of pollinating organisms.
Rapid growing plants exhibit accelerated growth rates, quickly increasing in size and biomass within a short period.
This habitat trait indicates species that can coexist with humans in urban and suburban environments, utilizing man-made structures and green spaces.
No aliases listed yet.
Danger
1/5 · Very low
Always look but don't touch plants without asking an adult first.
10-60 cm
10-30 cm
1-2 cm
Late spring to summer
No
None
Annual
Wind
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Oregon, US
You might spot Oregon Oak and Douglas's Ground Squirrel.
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California, US
You might spot Eastern Fox Squirrel, Common Raven, and Mourning Dove.
View guide →

Washington, US
You might spot Prostrate Knotweed, Common Dandelion, and Duck.
View guide →