Silver Creek Falls, OR Frost Dates & Growing Season

The two dates every Silver Creek Falls garden is planned around, plus ready-computed planting windows for the most popular crops.

Last spring frost
Apr 30
~50% chance of frost after
First fall frost
Oct 22
~50% chance of frost before
Growing season
175 days
frost-free stretch
USDA zone
≈ 8b
estimated from nearby reference
Risky (1 year in 10)MedianSafe (9 years in 10)
Last spring frost Apr 10 Apr 30 May 15
First fall frost Nov 12 Oct 22 Oct 2
Hard freeze (28°F), median last Mar 30 · first Nov 13

Computed from NOAA 1991–2020 climate normals at the SILVER CREEK FALLS station. "Safe" means frost past that date happens only about one year in ten. Your exact garden can still run days either way with elevation and terrain — check your own ZIP with the frost date lookup.

Planting windows for Silver Creek Falls

Computed from Silver Creek Falls's own frost dates. Click any crop for the full zone-8 growing guide — varieties, spacing, fall plantings, and more.

CropStart seeds indoorsTransplantDirect sow
🍅 Tomatoes Mar 5 – Mar 19 May 7 – May 14
🫑 Peppers Feb 19 – Mar 5 May 14 – May 21
🥬 Lettuce Mar 19 – Apr 2 Apr 2 – Apr 16 Apr 2 – Apr 30
🫛 Peas Mar 19 – Apr 2
🥕 Carrots Apr 9 – Apr 30
🥦 Broccoli Mar 12 – Mar 26 Apr 9 – Apr 23
🥬 Kale Mar 19 – Apr 2 Apr 2 – Apr 16 Apr 2 – Apr 16
🥒 Cucumbers Apr 2 – Apr 9 May 7 – May 14 May 7 – May 14
🥒 Zucchini Apr 2 – Apr 9 May 7 – May 14 May 7 – May 14
🫘 Green Beans (Bush) May 7 – May 14
🌽 Sweet Corn May 7 – May 14
🌿 Basil Mar 19 – Apr 2 May 7 – May 14 May 14 – May 21
🧄 Garlic Fall: Sep 10 – Oct 8

Want this for all 50 crops, or as a printable seed-shelf schedule? Use the planting calendar and the seed starting scheduler — both can use Silver Creek Falls's dates automatically after a lookup.

Reading the season in Silver Creek Falls

Roughly 175 frost-free days gives Silver Creek Falls gardeners room for nearly every common vegetable. Warm-season crops go out after Apr 30; a fall garden sown in late summer matures comfortably before the Oct 22 frost.

Frequently asked questions

When is the last frost in Silver Creek Falls, OR?

The average last spring frost in Silver Creek Falls is around Apr 30, based on 1991–2020 climate normals. That's a median — about half of years see a later frost, so tender crops are safest going out a week or two after this date.

When is the first frost in Silver Creek Falls, OR?

The average first fall frost in Silver Creek Falls arrives around Oct 22. Crops still in the garden need to mature before then, and frost-tender plants need harvesting or protection as the date approaches.

How long is the growing season in Silver Creek Falls?

About 175 frost-free days on average, from Apr 30 to Oct 22. That fits nearly all common vegetables, though the longest-season melons and sweet potatoes benefit from transplants.

What USDA zone is Silver Creek Falls in?

USDA zone 8b on the 2023 Plant Hardiness Zone Map. Note that zones describe winter cold, not frost timing — these frost dates are the numbers to plan plantings around.