Fall · September 8, 2026

Bozeman, Montana

Western Mountains & Interior Plateaus·Hardiness zone 4b

Right now

18°C / 65°F

Overcast · wind 21 km/h · 24% RH

Soil (6 cm)

13°C / 56°F

Most seeds germinate

Hardiness zone

4b

est. from 10-yr extreme low -29°C

Frost window

Jun 7 – Sep 27

~112 frost-free days · first frost in ~19 days

Sun

06:54 – 19:49

sunrise – sunset today

Moon

Waning Crescent

10% lit · solunar good · full 2026-09-26

7-day forecast

America/Denver

Tue

Overcast

19° / 4°

dry

Wed

Partly cloudy

24° / 6°

dry

Thu

Overcast

30° / 12°

dry

Fri

Overcast

21° / 10°

dry

Sat

Overcast

20° / 6°

dry

Sun

Drizzle

18° / 5°

0.9 mm

Mon

Drizzle

21° / 5°

0.3 mm

This week

AI field guide · refreshed weekly

Bozeman Garden Guide: September 8–14, 2026. Fall Fishing Around Bozeman: Trout and Whitefish as Water Cools. Fall Foraging in Bozeman: September Harvest.

Gardening

Bozeman Garden Guide: September 8–14, 2026

Sow & harvest now

  • Spinach (Bloomsdale, Space or Tyee)
  • Arugula (Roquette)
  • Radish (Cherry Belle, French Breakfast)
  • Mâche (Corn Salad)
Open the gardening guide →

Fishing

Fall Fishing Around Bozeman: Trout and Whitefish as Water Cools

What's biting

  • Brown Trout
  • Rainbow Trout
  • Mountain Whitefish
  • Cutthroat Trout
Open the fishing guide →

Foraging

Fall Foraging in Bozeman: September Harvest

In season now

  • [ { "name": "Serviceberry (Amelanchier)", "where": "Foothills, open woodlands, riparian edges throughout the Gallatin Valley.", "detail": "Dark purple berries, roughly pea-sized, appear now through mid-September; eat fresh or dry for winter. Shrub 2–4 m tall with oval leaves and small white spring flowers (already faded).", "lookalikes": "Chokecherry (Prunus virginiana) berries are smaller, darker, and more astringent; serviceberry is sweeter and less puckering.", "caution": "Confirm ID before harvest—serviceberry is safe; chokecherry is edible but unpleasant raw." }, { "name": "Wild Rose hips (Rosa spp.)", "where": "Roadsides, meadow edges, riparian zones; common throughout Bozeman area.", "detail": "Bright red or orange fleshy seed pods (hips) ripen now and persist into winter; harvest after frost for best flavor. Dry for tea or simmer fresh; remove hairy seeds inside.", "lookalikes": "No dangerous look-alikes; wild roses are unmistakable once you know the plant.", "caution": "Wear gloves—thorns are sharp. Ensure no pesticide spray on roadsides." }, { "name": "Glacier Lily seeds (Erythronium grandiflorum)", "where": "High meadows and alpine areas above 2,400 m; Bridger and Gallatin ranges.", "detail": "Seed pods mature now; green pods can be eaten raw or cooked like peas, or dried seeds ground into flour. Lily bloomed in spring; pods are now elongating and turning brown.", "lookalikes": "No dangerous look-alikes; the plant is distinctive.", "caution": "Harvest only from abundant patches; this is a slow-growing alpine plant. Check land access before foraging on public lands." }, { "name": "Currants and Gooseberries (Ribes spp.)", "where": "Foothills, canyon bottoms, riparian shrublands; Hyalite Canyon, Bear Canyon, and Gallatin National Forest edges.", "detail": "Red, black, or yellow berries ripen through September; eat fresh or preserve. Ribes species are thornless or spiny shrubs 1–2 m tall with small lobed leaves.", "lookalikes": "Baneberry (Actaea rubra) has white or red berries on tall herbaceous plants—not shrubs—and is toxic; easily distinguished.", "caution": "Avoid berries near treated areas. Ribes is an alternate host for white pine blister rust; harvest only for personal use, never transport live plants." }, { "name": "Puffball mushrooms (Lycoperdon and Calvatia spp.)", "where": "Meadows, grasslands, and open forest floors throughout the Gallatin Valley.", "detail": "Round, white or pale tan fruiting bodies appear now through October; harvest when young and fully white inside (cut in half to check). Slice and sauté or dry.", "lookalikes": "Young Amanita muscaria (fly agaric) buttons can resemble puffballs; Amanita has a cup-like base (volva) and ring on the stem—puffballs have neither.", "caution": "Positive ID is essential. If unsure, do not harvest. Consult a local mycology group or expert before eating any wild mushroom." }, { "name": "Yampa (Perideridia gairdneri)", "where": "Wet meadows and seepage areas; Hyalite Valley, Paradise Valley, and Gallatin National Forest wetlands.", "detail": "Small white tubers (1–2 cm) grow underground; dig in fall after the plant yellows. Boil or roast; tastes like parsnip. Plant is 30–60 cm tall with fine, feathery leaves and small white umbrella-like flower clusters.", "lookalikes": "Water hemlock (Cicuta douglasii) has similar leaves and grows in wet areas but is highly toxic; water hemlock has chambered (hollow) stems with purple blotches and a musty smell—yampa stems are solid and odorless.", "caution": "Positive ID is critical. Do not harvest if you cannot distinguish yampa from water hemlock. Wear gloves and wash hands after handling." }
Open the foraging guide →

Your ecological region

Western Mountains & Interior Plateaus

The Rockies, Cascades and BC interior: conifer forest, alpine meadows, dry valleys and cold fast rivers.

Regional guide →

Your hardiness zone

Zone 4b

Estimated from a 10-year average extreme low of -29°C. What grows, what bites and what to forage across your zone.

Zone guide →

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Frost warnings, what's biting, what's ripening. One email, Sunday evening.