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Blath Bhalg
Photo: Trevor Littlewood / CC BY-SA 2.0 via Geograph
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Graham · Cairngorms

Blath Bhalg

Blath Bhalg (640m) — the warm bag — is an eastern Perthshire hill in the NO06 square, between Bridge of Cally and the Glen Shee road. A small cairn marks the top of a managed grouse moor with sweeping views east to the Strathmore lowlands and north into Glen Shee.

Quick facts

Height
640.4m/ 2101ft
Distance
12 km
Ascent
480 m
Time
35 hrs
Difficulty
3 / 5Strenuous
Grid ref
NO019611
Parking
NO053628
Nearest city
Perth
Dogs
Dogs on lead required near livestockDog-friendly guide ↗

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Standard route

heather moorland 60% · grass slopes 30% · rocky summit 10%

12km · 480m ascent · 3.2 hrs

Park beside the A924 near Kindrogan field studies centre. Take the estate landrover track north onto Carn Liath, then a quad rut south-east along the open moor toward the watershed. The summit cairn lies a short distance from the track on slightly rising ground; the return reverses the line.

Terrain

Excellent estate tracks throughout the lower walk, with a final short stretch of cropped heather to the cairn. The grouse-moor management keeps the heather short and easy underfoot — a relief after pathless ground elsewhere.

In winter

East Perthshire grouse moors get patchy snow but the open watershed funnels easterly wind. Blath Bhalg holds drift in its small hollows; the tracks themselves remain walkable. A short midwinter walk fits comfortably from Kindrogan with daylight to spare.

This hill is in the Northern Cairngorms SAIS forecast area. Check SAIS forecasts in winter (December–April).

Best time of year

Best OK Avoid

Getting there

  • Glasgow2h 14m
  • Edinburgh2h 55m
Parking: NO053628

OS maps: OS Landranger 43

Mobile signal: Moderate. EE reliable on the open moor; useful for weather updates.

Current conditions

Daylight Today

19h 18mwalking daylight
Sunrise
04:33
Sunset
21:51
Civil dawn
03:33
Civil dusk
22:51

NOAA Solar Calculator · 31 May 2026

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Blath Bhalg — common questions

How hard is Blath Bhalg?
Blath Bhalg is rated 3/5 (moderately challenging) on the OutdoorSCOT scale. The standard route covers about 12km with 480m of ascent and takes most walkers 3-5 hours. Terrain: Excellent estate tracks throughout the lower walk, with a final short stretch of cropped heather to the cairn.
Where do I park for Blath Bhalg?
Standard parking is at NO053628 near Perth. Check the parking grid reference on an OS map before travel; informal laybys can fill on summer weekends.
When is the best time to climb Blath Bhalg?
The standard good-weather months for Blath Bhalg are March, April, May, June, July, August, September, October, November. Outside those months, expect winter conditions on the high ground — full mountain kit, navigation skills, and a check of the SAIS avalanche forecast for the relevant region.
Can I bring my dog up Blath Bhalg?
Yes, but dogs must be kept on a lead — there is livestock or ground-nesting bird interest on the route.
Is there mobile signal on Blath Bhalg?
Moderate. EE reliable on the open moor; useful for weather updates.
Is Blath Bhalg safe in winter?
East Perthshire grouse moors get patchy snow but the open watershed funnels easterly wind. Blath Bhalg holds drift in its small hollows; the tracks themselves remain walkable. A short midwinter walk fits comfortably from Kindrogan with daylight to spare.