An unexpected pocket of rugged canyon terrain in north Arlington, with exposed limestone, fossils, and native plants adapted to its thin rocky soils.
At a glance
- 38.7 hilly acres, dedicated as a natural area on May 29, 2012
- Exposed geology of an ancient near-shore marine environment — fossil clams, selenite (gypsum) crystals, marine shales and sandstone
- Half-mile soft-surface trail with interpretive signage and benches
- Intentionally left undeveloped to protect its geological resources
- City of Arlington Parks & Recreation with the Friends of the Crystal Canyon Nature Area
What lives here
Recorded on iNaturalist
See them all
474
species
1,609
observations
116
observers
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Quihoui privet
© jessicasirvin
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blackjack oak
© jessicasirvin
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crowpoison
© matthew-palmer
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silverleaf nightshade
© katiejorgen
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Cactus Coreid Bug
© sidetabledrawer
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Hairy Vetchling
© sidetabledrawer
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Cedar Elm
© m-sims-uta
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sugar hackberry
© m-sims-uta
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smooth sumac
© m-sims-uta
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smooth sumac
© sidetabledrawer
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Heavenly bamboo
© sidetabledrawer
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silverleaf nightshade
© m-sims-uta
Photos and counts from iNaturalist, shared by the naturalists credited above. Add your own sightings and they show up here.