Grebe Pond/sonoran Grassland Trail Trailhead, Pima

Trailheads in Arizona

Trailheads Bortle 2 Solitude: 90/100 (remote)
Visit Grebe Pond/Sonoran Grassland Trail, located 7.0 miles from Sasabe, AZ. Desert terrain. Best visited Oct-Apr.

Near Sasabe, AZ in Arizona

What to Pack for Grebe Pond/sonoran Grassland Trail Trailhead, Pima

A well-packed bag handles most of what this area can throw at you.

What you bring to Grebe Pond/sonoran Grassland Trail matters. This list reflects the actual conditions you'll encounter.

Essential

  • Water (minimum 2L) — Water sources marked on maps may be seasonal or dry; carrying enough to complete your route prevents a dangerous shortfall.
  • Navigation (map/GPS/compass) — Getting lost is the leading cause of backcountry search-and-rescue calls; reliable navigation prevents the situation entirely.
  • Sun protection (sunglasses, sunscreen) — Prolonged sun exposure causes headaches, fatigue, and heat exhaustion that can cut a trip short or create a medical emergency.
  • First aid kit — Remote locations mean longer response times for help; a first aid kit bridges the gap between injury and professional care.
  • Extra food — High-energy snacks weigh little but provide crucial fuel if you need to bushwhack out or wait for conditions to improve.
  • Headlamp with extra batteries — Hands-free light is essential for navigating uneven terrain, setting up camp, or signaling for help at night.
  • Fire starter — Waterproof matches or a ferro rod weigh almost nothing and can be the difference between a cold night and a survivable one.
  • Emergency shelter (space blanket) — Wind and rain strip heat faster than most people realize; a compact emergency shelter blocks both.
  • Knife or multi-tool — A multi-tool handles problems you can't predict: jammed zippers, tangled line, first-aid tape cutting, or gear fixes on the trail.
  • Extra clothing layer — A lightweight fleece or puffy stuffs small but provides critical insulation if temperatures drop unexpectedly.

Wildlife Gear

  • Hiking buddy (avoid solo) — A companion can help with first aid, signaling, and decision-making if a wildlife encounter turns serious.
  • Noise maker — Group noise is especially important in dense brush or near berry patches where bears may be feeding and less alert.
  • Gaiters — Thick gaiters deflect fangs before they reach skin, buying critical time in areas with rattlesnakes or copperheads.
  • First-aid snakebite kit — Knowing how to immobilize a limb, mark swelling progression, and avoid harmful folk remedies can improve outcomes.

Terrain Gear

  • Wide-brim hat — At high elevation where UV is 10-12% stronger per 1,000 feet of gain, a hat provides constant passive protection.
  • Sunscreen SPF50+ — Sunburn isn't just discomfort — severe burns cause fluid loss, fatigue, and impaired thermoregulation that compound in remote settings.
  • Extra water (desert) — In arid heat, your body loses 1-2 liters per hour during exertion; running out of water in the desert is life-threatening.

Seasonal Gear

  • Spring: Camera, Wildflower field guide
  • Fall: Camera, Binoculars (foliage viewing)

Activities & Best Time to Visit Grebe Pond/sonoran Grassland Trail Trailhead, Pima

The Desert terrain here lends itself to a range of outdoor activities throughout the year.

From backpacking, hiking, photography, the outdoor activities at Grebe Pond/sonoran Grassland Trail take advantage of the local terrain and climate.

With a photography score of 60/100, Grebe Pond/sonoran Grassland Trail offers Exceptional dark sky (Bortle 1-2) and 2 excellent meteor showers worth capturing.

Activities

  • backpacking — Backpacking combines endurance, planning, and remote wilderness camping.
  • hiking — Hiking ranges from gentle nature walks to challenging summit climbs.
  • photography — Golden hour and dramatic weather can transform ordinary scenes into striking images.
  • picnicking — Picnicking turns a scenic overlook or shady grove into a memorable gathering spot.
  • walking — Walking lets you slow down and notice details — wildflowers, birdsong, shifting light through trees.
  • wildlife_viewing — Early mornings and dusk offer the best chances to quietly spot native wildlife.

Best months: Oct, Nov, Dec, Jan, Feb, Mar, Apr

Terrain: Desert — Cacti, shrubs, and drought-tolerant plants dominate arid landscapes.

Wildlife Safety at Grebe Pond/sonoran Grassland Trail Trailhead, Pima

A few species in this area warrant awareness — here's what to keep in mind.

Understanding the local hazards at Grebe Pond/sonoran Grassland Trail starts with knowing what's here: venomous snakes.

Danger rating: 35/100 (based on terrain difficulty, wildlife presence, weather exposure, and remoteness) moderate
  • Mountain lions
  • Venomous snakes
  • Flood zone
  • Remote (133mi from city)
UV risk: extreme (Southern latitude (32N), Desert (exposed))
Photo score: 60/100
  • Exceptional dark sky (Bortle 1-2)
  • 2 excellent meteor showers
  • Fall foliage
  • Spring wildflowers

Venomous Snakes

Watch your step — are present in the Desert habitat around Grebe Pond/sonoran Grassland Trail.

  • Watch where you step and place hands
  • Stay on trails
  • Wear boots and long pants in snake country
  • Do not reach under rocks or logs
  • If bitten: stay calm, immobilize limb, seek medical help immediately
  • Do NOT: cut wound, suck venom, apply tourniquet, ice, or alcohol

Nature & Wildlife at Grebe Pond/sonoran Grassland Trail Trailhead, Pima

The Desert terrain here supports a rich ecosystem worth noticing as you explore.

Walk quietly and you may spot Kit Fox and Mule Deer among the 0 tree species and 3 wildflowers that grow here.

Wildflowers (3)

  • Desert Sunflower
    Desert Sunflower — Gray-green leaves on upright branching stems.
  • Smallflower Stock — Slender upright stems with narrow leaves.
  • Devil's Spineflower
    Devil's Spineflower — The plant blooms in spring.

Shrubs (3)

  • Creosote Bush
    Creosote Bush — An evergreen desert shrub with small resinous leaves divided into paired leaflets.
  • Brittlebush
    Brittlebush — A rounded desert shrub with silvery fuzzy leaves and bright yellow daisy-like flowers.
  • Engelmann's Hedgehog Cactus
    Engelmann's Hedgehog Cactus — Adapted to desert heat, this cactus stores water in thick stems and tolerates prolonged drought.

Other Plants (5)

  • saguaro
  • rocketsalad
  • desert ironwood
  • triangle-leaf bursage
  • Branched Pencil Cholla

Mammals (3)

  • Kit Fox
    Kit Fox — Slender legs and narrow muzzle.
  • Mule Deer
    Mule Deer — Coat ranges from tawny brown in summer to gray-brown in winter.
  • Bighorn Sheep
    Bighorn Sheep — Rams carry massive curled horns.

Birds (20)

  • Burrowing Owl
    Burrowing Owl — Brown spotted plumage
  • Curlew Sandpiper
    Curlew Sandpiper — Long downcurved bill
  • Red-tailed Hawk
    Red-tailed Hawk — Brick-red tail in adults
  • Black-necked Stilt
    Black-necked Stilt — White underparts and face
  • Turkey Vulture
    Turkey Vulture — Long broad wings

Reptiles (9)

  • Common Side-blotched Lizard
    Common Side-blotched Lizard — Distinct dark blotch behind the front legs on each side.
  • Common Chuckwalla
    Common Chuckwalla — Tail thick and body robust.
  • Zebra-tailed Lizard
    Zebra-tailed Lizard — Body is pale gray or tan with subtle patterning.
  • Desert Iguana
    Desert Iguana — Long tail and slender body.
  • Western Whiptail
    Western Whiptail — Usually brown to black with six to eight light longitudinal stripes.

Amphibians (1)

  • Couch's Spadefoot
    Couch's Spadefoot

Insects (11)

  • Veromessor pergandei
  • Desert Forktail
    Desert Forktail
  • Wetsalts Tiger Beetle
  • White-lined Sphinx
    White-lined Sphinx
  • Anvil-wing Moth

Other Wildlife (1)

  • Stripe-tailed Scorpion

Nature Bingo at Grebe Pond/sonoran Grassland Trail Trailhead, Pima

Can you spot them all? Check off each species as you find it on your visit.

Wildlife Challenge

Botany Challenge

Grebe Pond/sonoran Grassland Trail Trailhead, Pima Climate & Sun

Use this climate breakdown to plan around the weather.

Climate data for Grebe Pond/sonoran Grassland Trail shows Unknown patterns, averaging °F year-round.

Climate type: Unknown

Month Avg Temp Precip
Jan 0°F 1.0 in
Feb 0°F 1.0 in
Mar 0°F 0.6 in
Apr 0°F 0.3 in
May 0°F 0.1 in
Jun 0°F 0.5 in
Jul 0°F 4.3 in
Aug 0°F 3.2 in
Sep 0°F 1.9 in
Oct 0°F 0.8 in
Nov 0°F 0.6 in
Dec 0°F 1.0 in

Daylight & Sun Times

Daylight ranges from 10.1 hours in winter to 14.2 hours in summer — a difference of 4.1 hours.

Summer: 5:20 AM – 7:31 PM

Winter: 7:17 AM – 5:24 PM

Winter Solstice: Sunrise 7:17 AM, Sunset 5:24 PM Golden hour from 4:47 PM
Summer Solstice: Sunrise 5:20 AM, Sunset 7:31 PM Golden hour from 6:56 PM
Spring Equinox: Sunrise 6:37 AM, Sunset 6:33 PM Golden hour from 6:01 PM
Fall Equinox: Sunrise 6:09 AM, Sunset 6:33 PM Golden hour from 6:01 PM

Grebe Pond/sonoran Grassland Trail Trailhead, Pima Trip Planning & Access

With the lay of the land covered, here are the trip planning details.

The closest major city is Phoenix at 133 miles, making this a short road trip destination.

Nearest city: Phoenix (133 mi)
Estimated fuel cost: $33.22 (28 mpg, $3.5/gallon)
Carbon footprint: 107.4 kg CO2 (round trip by car)

Visitor Friendliness

Visitor friendliness: families (excellent), dogs (likely_allowed), elderly (highly_suitable).

  • Dogs: likely_allowed — No restrictions found
  • Families: excellent
  • Elderly: highly_suitable
  • Strollers: excellent (100/100)
  • Beginners: Good starting point (Moderate difficulty (+5))
  • Accessibility: Generally accessible to most visitors (90/100)

Places Near Grebe Pond/sonoran Grassland Trail Trailhead, Pima

Nearby trails, campgrounds, and attractions expand what you can do on this trip.

1 outdoor locations are close enough to Grebe Pond/sonoran Grassland Trail to combine into a single trip.

Stargazing & Night Sky at Grebe Pond/sonoran Grassland Trail Trailhead, Pima

Don't pack up when the sun goes down — the night sky here has plenty to offer.

The night sky here rates Bortle class 2, meaning Typical truly dark site conditions for spotting constellations and celestial events.

Bortle 2 Typical truly dark site

Constellations

Look for Ursa Minor, Cepheus — all visible from this location depending on the season.

  • Ursa Minor
    Ursa Minor — This compact constellation contains Polaris at the end of its handle, a reliable guide to true north.
  • Cepheus
    Cepheus — Named for a mythological king, this constellation sits beside Cassiopeia and is circumpolar in northern latitudes.

Meteor Showers

For meteor viewing, the Geminids (December 13-14) offers the best show at this location.

  • Geminids
    Geminids — peaks December 13-14 (excellent)

    Cold December air often means clear skies—look overhead after midnight for bright, slow-moving meteors.

  • Quadrantids
    Quadrantids — peaks January 3-4 (excellent)

    Bundle up—January nights are frigid, but dark skies can produce bright fireballs.

  • Perseids
    Perseids — peaks August 11-13 (good)

    Peak activity typically builds after midnight when Perseus climbs higher.

  • Eta Aquariids
    Eta Aquariids — peaks May 5-6 (good)

    Southern U.S. observers often get better rates due to the radiant's position.

  • Delta Aquariids
    Delta Aquariids — peaks July 28-29 (fair)

    This steady shower rewards patient observers in dark, moonless conditions.

Planets

Planets visible to the naked eye from this location:

  • Venus
    Venus — The brightest planet, often called the Morning or Evening Star
  • Jupiter
    Jupiter — The largest planet, bright and steady in the night sky
  • Saturn
    Saturn — Famous for its rings, visible as a golden steady light
  • Mars
    Mars — The Red Planet, recognizable by its reddish-orange hue

Equipment Guide

  • Naked eye: Venus, Jupiter, Saturn, Mars, Mercury (with care)
  • Binoculars: Jupiter moons, Uranus, Saturn rings (barely)
  • Small telescope: Saturn rings, Jupiter bands, Mars surface features, Neptune

Viewing Tips

  • Check planets rise/set times for your specific date
  • Planets appear along the ecliptic (zodiac path)
  • Planets don't twinkle like stars - steady light
  • Venus and Jupiter are unmistakable - brightest objects after Moon
  • Use a stargazing app to confirm planet positions
  • Best viewing: when planet is highest in sky (transit)

Best Viewing Months

  • Evening: Oct, Nov, Dec, Jan, Feb
  • Morning: Jul, Aug, Sep

Seasonal Highlights at Grebe Pond/sonoran Grassland Trail Trailhead, Pima

Different seasons reveal different sides of Grebe Pond/sonoran Grassland Trail.

The landscape at Grebe Pond/sonoran Grassland Trail transforms through the year, with 3 notable seasonal events.

Spring Wildflowers

Peak bloom: March - April

Check local park websites for bloom reports

Fall Foliage

Peak color: October 25 – November 15

Best trees for color: Maple, Oak, Aspen

Higher elevations peak 1-2 weeks earlier

Bird Migration

Spring peak: March - April

Fall peak: October - November

Best spots: Wetlands, coastlines, mountain ridges

Indigenous Land at Grebe Pond/sonoran Grassland Trail Trailhead, Pima

This landscape holds cultural significance that extends far beyond recreation.

Indigenous peoples have shaped this landscape for millennia. Grebe Pond/sonoran Grassland Trail sits within the traditional territory of O’odham Jeweḍ, Tohono O’odham.

Languages

2 Indigenous languages are associated with the peoples of this area: Tohono O’odham, Pima.

Data from Native Land Digital

Grebe Pond/sonoran Grassland Trail Trailhead, Pima Geology & Natural History

Beyond the trails and wildlife, Grebe Pond/sonoran Grassland Trail sits within a landscape shaped by millions of years of geological processes. Here's what researchers and surveys have documented about this area.

Bedrock Geology

Rock Type
Early Tertiary to Late Cretaceous muscovite-bearing granitic rocks
Formation
Wilderness Granite; Pan Tak Granite
Lithology
Major:{granite}, Minor:{pegmatite}
Age
Thanetian

Mineral Deposits

Deposit Sites
67
Richness
Exceptional
Minerals Found
Gold, Silver, Copper, Tungsten, Lead, Manganese, Uranium, Zinc

Endangered Species

Species at Risk
1478
ESA Endangered
29
ESA Threatened
16
Conservation Score
100/100

Temperature Records

Record High
113°F (2021-06-15)
Record Low
5°F (2007-01-15)

Wildfire History

This area has a relatively low wildfire risk, but always follow posted fire regulations.

Recorded Fires
48
Largest Fire
Brown (15,407.7 acres)
Most Recent
2024
Fire Risk
Extreme

Watershed

Watershed
Bailey Wash
Water Quality (Good)
0%
Impaired
0%

Grebe Pond/sonoran Grassland Trail Trailhead, Pima Safety & Conditions

For up-to-the-minute safety information, use these official resources.

Live conditions for Grebe Pond/sonoran Grassland Trail — bookmark these for your trip.

Flood zone: In FEMA Special Flood Hazard Area (Zone A)
Nearest weather station: SASABE 7 NW, AZ US (5.79 mi)

Coordinates: 31.585689, -111.506112

Packing List Star Guide ↑ Top
Grebe Pond/sonoran Grassland Trail
Arizona · Trailheads · 31.5857°N, -111.5061°W

Emergency Information

In case of emergency: Call 911

Nearest town: Sasabe, AZ

Venomous snakes present — Watch where you step ()