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© 2026 Roaming.Camp · Data from NPS, Recreation.gov, BLM, USFS, NWS, and the FCC.Operating on ceded ancestral land.Photography via Unsplash.

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Hike

Sunflower Flat

Passes Green Island Lake
Inside Lassen National Forest
1,244 ft of climbing

5.4 mi out & back · 1,244 ft gain · 6,343 ft high point · Moderate

In Lassen National Forest · California · U.S. Forest Service

About Elevation Highlights Map Camp near here More hikes

About this hike

Sunflower Flat is a 5.4-mile out and back route in Lassen National Forest reaching 6,343 feet, passing Green Island Lake and Saucer Lake.

Elevation

1,244 ft of gain round trip.

Camp near here

The closest places to sleep, measured from the trailhead.

See all on the map

6.9 mi from the trailhead
North Fork Campground (Plumas)
Campground

More hikes nearby

Ranked the same way, within twenty-five miles.

11 mi from you
Butt Mountain
- Summits Butt Mountain
- Inside Lassen National Forest
- 2,105 ft of climbing
10.7 mi out & back · 2,105 ft gain · Hard
Lassen National Forest · Camp 3 mi away
22 mi from you

Out: 550 ft up, returns the same way. Source: USGS 3DEP.

Highlights

What the trail reaches, measured from the start.

Saucer LakeAlong the way · 0.0 mi in
Green Island LakeAlong the way · 0.9 mi in

Map

The route at the trailhead. Drag with two fingers, or hold a key to zoom.

Trail data: USFS, NPS, © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP via Mapzen terrain tiles. Nearby reading: Wikipedia. Download the trail and feature data.

At a glance

Length: 5.4 mi
Shape: Out & back
Gain: 1,244 ft round trip
High point: 6,343 ft
Low point: 5,857 ft
Difficulty: ModerateFrom 5.4 mi and 1,244 ft of climbing
Managed by: U.S. Forest Service
State: California
Camps within 15 mi: 14
Trailhead: 40.0499° N · 121.3498° W

Get directions Open the map

7.0 mi from the trailhead

Queen Lily Campground (Plumas)

Campground

7.0 mi from the trailhead

Gansner Bar Campground (CA)

Campground

Flume Trail

Ends at a waterfall
Inside Plumas National Forest
3,220 ft of climbing

15.9 mi loop · 3,220 ft gain · Very hard

Plumas National Forest · Camp 4 mi away

Spanish Peak

Summits Spanish Peak
Inside Plumas National Forest
1,546 ft of climbing

7.0 mi out & back · 1,546 ft gain · Hard

Plumas National Forest · Camp under a mile away

Spencer Meadow Loop

Ends at a waterfall
Inside Lassen National Forest
2,235 ft of climbing

12.0 mi loop · 2,235 ft gain · Very hard

Lassen National Forest · Camp 5 mi away

Indian Springs

Passes Rock Creek Reservoir
Inside Plumas National Forest
6,190 ft of climbing

17.8 mi out & back · 6,190 ft gain · Very hard

Plumas National Forest · Camp 3 mi away

Ben Lomond

Passes Rock Creek Reservoir
Inside Plumas National Forest
4,406 ft of climbing

7.6 mi out & back · 4,406 ft gain · Very hard

Plumas National Forest · Camp 3 mi away

More like this

Hikes that read like this one, wherever they are.

Blue Lake
- Passes Ridge Lake
- Inside Lassen National Forest
- 1,235 ft of climbing
7.4 mi out & back · 1,235 ft gain · Hard
Lassen National Forest · Camp 4 mi away
Lassen Trail
- Inside Lassen National Forest
4.9 mi out & back · 187 ft gain · Easy
Lassen National Forest · Camp 9 mi away
Flat Lake
- Ends at Flat Lake
- Inside Sierra National Forest
- 2,585 ft of climbing
10.2 mi out & back · 2,585 ft gain · Very hard
Sierra National Forest · Camp 12 mi away
Heart Lake NRT
- Inside Lassen National Forest
- 1,580 ft of climbing
- Camp 4 mi away
8.8 mi out & back · 1,580 ft gain · Hard
Lassen National Forest · Camp 4 mi away

Signal

Cell coverage here

VerizonLTE · Poor

FCC coverage data · signal varies in remote terrain

Weather

7-day forecast

Today57°38°Partly Sunny
Fri41°32°Showers And Thunderstorms
Sat40°31°Chance Rain And Snow
Sun38°31°Rain And Snow
Mon36°24°Chance Light Snow
Tue38°25°Mostly Sunny
Wed32°26°Light Snow

Today: Partly Sunny · wind 13 mph S

National Weather Service · refreshed hourly