When to plant beets in Gresham, OR
Plant beets from seed, directly in the garden in Gresham, Mar 15 – May 10. For a fall harvest, plant again Aug 6–20.
Why these dates
Gresham's typical last spring frost is March 16. As a cool-season crop that handles light frost, this crop doesn't need to wait for that date. In the west-side valleys, though, the soil usually isn't ready to work until about March 15.
West-side valleys. The Willamette Valley, Puget Sound and southern Oregon valleys. Long frost-free seasons, but soil stays cold and wet into May, so warm crops wait for warm soil, not just the last frost.
- Difficulty
- Moderate
- Sun
- Full sun; tolerates light shade
- Spacing
- Thin to 3 inches apart
- Planting depth
- ½ inch deep
- Frost
- Handles light frost
- First harvest
- About 60 days after planting
Step by step
- Prepare the bed: loosen the soil and mix in an inch or two of compost.
- Plant seeds Mar 15 – May 10, ½ inch deep, Thin to 3 inches apart.
- Keep the soil evenly moist until sprouts appear, which can take one to three weeks in cool soil.
- Plant again Aug 6–20 for a fall harvest.
- Harvest: Pull at golf ball to tennis ball size. The greens are edible too.
Varieties that do well here
- Detroit Dark Red
- Chioggia
- Early Wonder
Watch out for
Leaf miners leave pale trails in the leaves. Pick off affected leaves and use row cover.
Each seed cluster sprouts several seedlings; thin to 3 inches apart.
Common questions
When is the last frost in Gresham, OR?
Typically March 16. In 9 years out of 10, frost is over by April 12. These are 1991–2020 NOAA climate normals for Portland-Troutdale Airport.
Is it too late to plant beets in Gresham?
The spring planting window runs through May 10. If you miss it, plant again for fall from August 6 to August 20.
How long until I can harvest beets?
About 60 days after planting. Pull at golf ball to tennis ball size. The greens are edible too.
Also plant in Gresham around the same time
Planting dates for beets in nearby areas
- Portland, OR Mar 15 – May 10
- Wilsonville and Canby, OR Mar 15 – May 10
- Salem, OR Mar 15 – May 10
- Eugene, OR Mar 15 – May 10
- Roseburg, OR Mar 15 – May 10
- Medford, OR Mar 15 – May 10