Newberg, OR — Planting Guide for June
Free PDF, personalized for your town's frost dates & climate. Drop your email — we'll send the link.
Newberg, OR gardeners: here's your June plan
June is a pivotal month for Newberg, OR gardens. Focus on these tasks first and you'll set up the rest of the season for success.
-
Time to start basil, peppers, and pole beans inside
Starting these indoors now means sturdy transplants ready the moment your soil warms up.
-
Start harvesting basil, carrots, and cucumber
Check every 1–2 days. Many of these get tough or go to seed if you wait too long.
Before July arrives, get these ready
- First harvests: basil, carrots, and cucumber
Newberg gardens in a maritime climate — mild wet winters, cool dry summers (38" annual rainfall, most of it October to April). Cool-season crops like peas, lettuce, kale, and brassicas thrive almost year-round. The challenge is summer heat: long-season warm-weather crops (full-size tomatoes, peppers, melons) need every bit of summer sun, so prioritize short-season varieties, use dark mulches to warm the soil, and reserve your warmest microclimates (south-facing walls, near pavement) for the tender stuff.
Soils trend Silt Loam — the gold standard for vegetables. Add 2–3" of compost annually to maintain it and you'll outgrow most of your neighbors.
Newberg averages 21.2 drought weeks per year (US Drought Monitor, 2000–present, trend worsening). Treat irrigation as a year-round system, not a summer add-on.
🌡️ USDA Zone
8b (15°F to 20°F min)
❄️ Avg. Last Frost
April 15
🍂 Avg. First Frost
October 27
📅 Growing Season
195 days
🌧️ Climate
Moderate 38.2" annual
💨 Wind
Calm 5.3 mph avg
🥶 Frost Tier
Regular 0% frost-free years
🏜️ Drought
21.2 wk/yr trend worsening
📍 ZIP Codes
1 ZIP
Monthly Watering Calendar for Newberg
When you'll need to water your garden — based on average monthly rainfall vs. the ~1 inch/week most gardens need.
For new gardeners: Over-watering kills more plants than under-watering. Newberg's 38" annual rainfall changes the gardening playbook — humid-region gardeners often water by the calendar when they should water by the soil moisture.
View detailed monthly data
| Month | Avg Rainfall | Rainy Days | Extra Water Needed | Watering Effort |
|---|---|---|---|---|
| Jan | 7.4 in | 15 days | — | None |
| Feb | 6.4 in | 13 days | — | Low |
| Mar | 5.1 in | 17 days | — | Low |
| Apr | 3.5 in | 13 days | 0.8 in | Moderate |
| May | 2.8 in | 9 days | 1.5 in | Moderate |
| Jun | 2.1 in | 6 days | 2.2 in | High |
| Jul | 0.9 in | 2 days | 3.4 in | Critical |
| Aug | 1 in | 3 days | 3.3 in | Critical |
| Sep | 2.4 in | 4 days | 1.9 in | High |
| Oct | 4.8 in | 11 days | — | Low |
| Nov | 9.3 in | 14 days | — | Low |
| Dec | 8.8 in | 17 days | — | None |
Annual total: 54.5 in. Water needs vary by crop — tomatoes need ~1.2"/week while herbs like rosemary need only 0.3"/week. Check individual plant pages for crop-specific water budgets that factor in your county's rainfall and soil drainage.
Newberg Soil Profile
Soil Type
Silt Loam
Soil pH
5.4-6.2
Drainage
Well Drained
Frost Risk Probability
Based on 31 years of NOAA weather station data from 3 stations
Beginners: Plant frost-sensitive crops (tomatoes, peppers, squash) after the "Safe" date on the left. Harvest or cover them before the "Protect by" date on the right. Hardy crops (lettuce, peas, kale) can go in the yellow transition zones.
How to read this table: "Conservative" means you're safe from frost 9 out of 10 years — best for beginners and frost-sensitive crops. "Average year" is the typical date. "Aggressive" means only 1 in 10 years is that warm — experienced gardeners with frost protection can try these dates.
| Planting Strategy | Last Spring Frost | First Fall Frost | Frost-Free Days |
|---|---|---|---|
| Conservative (safest) | May 8 | Nov 20 | 196 days |
| Cautious | Apr 23 | Nov 6 | 197 days |
| Average year | Apr 15 | Oct 27 | 195 days |
| Optimistic | Apr 8 | Oct 18 | 193 days |
| Aggressive (risky) | Mar 23 | Oct 9 | 200 days |
Not very — frost dates can vary by ±46 days year-to-year. Use the "Conservative" row in the table below, and keep row covers handy for surprise late frosts.
Yes — growing seasons are getting longer here (about 1.5 days per decade). Spring is arriving earlier than it used to. Good news for gardeners.
Gardening Difficulty Score
Yamhill County offers good growing conditions. A little planning around frost dates goes a long way.
Local Gardening Help in Yamhill County
Free expert help is closer than you think. Your county's cooperative extension office connects you with trained gardeners, soil testing labs, and local programs — all specific to Yamhill County's climate and soil.
County Extension Office
Yamhill County Oregon State University Extension Extension Office
Phone: 541-737-2713
Visit Extension Office Website →
Extension offices are run by land-grant universities and funded by the USDA. Their advice is free, research-based, and tailored to your county's specific conditions.
Master Gardener Program
Free gardening help from trained volunteers
Master Gardeners are community volunteers who complete 40–60 hours of university horticultural training. They answer gardening questions, diagnose plant problems, and offer workshops — all free.
Many extension offices run a Master Gardener hotline where you can call or email with photos of plant problems for free diagnosis.
Soil Testing
Available through your extension office
Before amending your soil, get it tested. Your extension office offers soil testing (typically $10–$25) that tells you exact pH, nutrient levels, and amendment recommendations specific to what you want to grow.
Services Available in Yamhill County
Finding local nurseries & garden centers in Yamhill County
Why Buy Local
Local nurseries carry plants that are proven to grow in your area. Staff can give you advice specific to Yamhill County's soil and climate that big-box stores can't. Plants from local growers are typically hardier because they're already acclimated to your zone.
How to Find Them
Search for "nurseries near Yamhill County OR" or "garden center Yamhill County" on Google Maps. Also check with your extension office — they often maintain lists of reputable local nurseries and plant sales.
Community gardens & gardening groups
Community gardens are a great way to learn from experienced gardeners in your area, especially if you're limited on space. Search "community garden Yamhill County OR" or check your extension office and local parks department. Facebook groups like "Yamhill County Gardeners" or "Oregon Gardening" are also excellent for local advice and plant swaps.
What to Plant After Your Harvest
After your first crops finish, use the remaining frost-free days to grow a second round.
Show 6 more succession options
Sunlight & Day Length in Newberg
Monthly daylight hours and peak sun — critical for onion varieties, photoperiod-sensitive plants, and solar garden planning.
Quick context: Plants use day length as their seasonal clock. Some crops flower when days lengthen (most flowers), some when days shorten (chrysanthemums, soybeans). Newberg's curve is the timing layer beneath everything you grow.
Longest Day
15.4 hours
Summer solstice daylight
Shortest Day
8.6 hours
Winter solstice daylight
Peak Sun Hours
10.1 hr/day peak (summer)
Peak sun hours (green dashed line below) account for cloud cover — this is the usable direct sunlight your garden actually receives. Most vegetables need 6+ peak sun hours.
Onion tip: Your long summer days (14+ hours) support long-day onion varieties like Walla Walla, Sweet Spanish, and Ailsa Craig.
View detailed monthly data
| Month | Daylight Hours | Peak Sun Hours | Day Length |
|---|---|---|---|
| January | 8.9 hr | 2.2 hr | Short day |
| February | 10.2 hr | 2.9 hr | Short day |
| March | 11.6 hr | 4.1 hr | Short day |
| April | 13.3 hr | 5.3 hr | Neutral |
| May | 14.7 hr | 7.1 hr | Long day |
| June | 15.4 hr | 8.7 hr | Long day |
| July | 15.1 hr | 10.1 hr | Long day |
| August | 13.9 hr | 9.7 hr | Neutral |
| September | 12.3 hr | 6.9 hr | Neutral |
| October | 10.7 hr | 4 hr | Short day |
| November | 9.3 hr | 2.3 hr | Short day |
| December | 8.6 hr | 1.8 hr | Short day |
Peak sun hours factor in typical cloud cover — use these for solar panel and shade-planning calculations.
Soil Temperature & Composting in Newberg
Monthly soil temps tell you when to plant warm-season crops, and when your compost pile is actively working.
Quick context: Mulched soil swings less. The mulch insulates against both winter cold and summer heat. In Newberg, an aggressive mulch program shifts your effective soil temperature curve toward optimal for most crops.
Plant Warm Crops When
Soil reaches 60°F+
Soil warm enough from May through Nov.
Best Month to Compost
May
Microbial activity peaks when soil is warm.
Active Composting
9 months
Nearly year-round composting.
View detailed monthly data
| Month | Soil 4" Deep | Soil 8" Deep | Compost Activity | Time to Finish |
|---|---|---|---|---|
| Jan | 43°F | 49°F | 🐢 Slow | ~24 weeks |
| Feb | 45°F | 48°F | 🐢 Slow | ~24 weeks |
| Mar | 50°F | 55°F | ♻️ Active | ~14 weeks |
| Apr | 59°F | 61°F | ♻️ Active | ~14 weeks |
| May | 69°F | 68°F | 🔥 Peak | ~8 weeks |
| Jun | 80°F | 76°F | 🔥 Peak | ~8 weeks |
| Jul | 89°F | 82°F | 🔥 Peak | ~8 weeks |
| Aug | 90°F | 87°F | 🔥 Peak | ~8 weeks |
| Sep | 86°F | 82°F | 🔥 Peak | ~8 weeks |
| Oct | 73°F | 75°F | 🔥 Peak | ~8 weeks |
| Nov | 61°F | 64°F | ♻️ Active | ~14 weeks |
| Dec | 49°F | 55°F | 🐢 Slow | ~24 weeks |
Highlighted rows = soil 60°F+ (safe for warm-season transplants). Compost finishes fastest during peak activity months.
Pest & Disease Pressure in Newberg
Computed from local climate patterns — warmer, humid conditions increase pest generations and fungal disease risk.
Why it matters: Pest pressure is a function of climate, not effort. Newberg's baseline tells you how much vigilance is normal. A bad pest year in low-pressure region = a normal year in high-pressure region.
Insect Pest Pressure
Moderate — common pests appear but manageable with monitoring.
Disease Risk
High fungal/bacterial risk. Space plants for airflow, water at soil level.
Seasonal Risk
View 6 common pests in your area
| Pest | Risk Level | Peak Months |
|---|---|---|
| Aphids | High | Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov |
| Squash vine borers | Moderate | May, Jun, Jul |
| Stink bugs | High | Apr, May, Jun, Jul, Aug, Sep, Oct |
| Whiteflies | High | May, Jun, Jul, Aug, Sep, Oct |
| Spider mites | Moderate | Jun, Jul, Aug, Sep |
| Fire ants | Moderate | Mar, Apr, May, Jun, Jul, Aug, Sep, Oct |
Organic pest management tips
- Use row covers on susceptible crops during peak pest months
- Apply neem oil preventatively every 7-14 days during active pest season
- Interplant with strong-scented herbs (basil, marigold) to confuse pests
- Hand-pick larger pests (beetles, caterpillars) in early morning when they're sluggish
- Practice crop rotation — never plant the same family in the same spot within 3 years
- Watch for powdery mildew, downy mildew, blight — common in your climate
Cover Crops for Newberg
Cover crops protect bare soil, fix nitrogen, suppress weeds, and improve soil structure — with planting dates calibrated for your area.
For new gardeners: In Newberg, cover crops also crowd out weeds. The denser the cover, the less weed pressure next season. Pays for itself in saved weeding time.
Spring Cover Crops (4 options) — Build soil before the main growing season
| Crop | Plant By | Terminate | N-Fixing | Soil Benefit |
|---|---|---|---|---|
| Buckwheat | Apr 23 | Aug 25 | — | Rapid growth, attracts pollinators, suppresses weeds |
| Cowpeas (southern peas) | Apr 17 | Aug 18 | ✓ Yes | Excellent nitrogen fixer for warm climates, edible |
| Sorghum-sudan grass | Apr 20 | Sep 1 | — | Massive biomass, breaks compaction, suppresses nematodes |
| White clover | Mar 18 | Aug 18 | ✓ Yes | Living mulch, fixes nitrogen, permanent ground cover |
Summer Cover Crops (1 options) — Fill gaps and suppress weeds between plantings
| Crop | Plant By | Terminate | N-Fixing | Soil Benefit |
|---|---|---|---|---|
| Sunflowers | May 14 | Oct 6 | — | Deep roots break compaction, attract pollinators and beneficial insects |
Fall Cover Crops (7 options) — Plant after harvest to protect soil over winter
| Crop | Plant By | Terminate | N-Fixing | Soil Benefit |
|---|---|---|---|---|
| Austrian winter peas | Aug 18 | Apr 1 | ✓ Yes | Fixes nitrogen, good for heavy clay soils |
| Crimson clover | Aug 16 | Apr 1 | ✓ Yes | Fixes nitrogen, attracts pollinators in spring |
| Daikon radish | Sep 10 | Mar 25 | — | Deep taproot breaks compaction, excellent for clay soils |
| Hairy vetch | Aug 8 | Apr 1 | ✓ Yes | Excellent nitrogen fixer, good for depleted soils |
| Oats | Sep 28 | Apr 1 | — | Quick biomass, winterkills in cold zones — no spring tillage needed |
| Winter rye | Jul 22 | Apr 1 | — | Suppresses weeds, prevents erosion, breaks up compacted soil |
| Winter wheat | Jul 30 | Apr 1 | — | Erosion control, weed suppression, good biomass |
Wind & Microclimate in Newberg
What this means for you: A 10 mph wind doesn't feel like much, but it triples leaf transpiration vs. still air. Newberg's 5.3 mph average means most days are gentle on plants, but consider how a 20+ mph spring gust would affect a flat of seedlings hardened off too quickly.
Wind dries soil, stresses plants, and affects frost patterns. Understanding your exposure helps with garden placement.
Seasonal Wind Speed
Spring: 11 mph Summer: 8 mph
Fall: 10 mph Winter: 12 mph
Prevailing wind: SW. Moderate wind — consider a temporary windbreak for young seedlings.
Windbreak Benefit
4.7/10
Moderately beneficial — a simple fence or trellis can protect delicate crops from wind stress.
Frost Pocket Risk
Moderate
Some terrain variation (840 ft range). Garden on slopes or higher ground if possible to avoid late-season frost pockets.
Rainwater Harvesting in Newberg
How much water you can collect, when to collect it, and what size system you need for your garden.
Why it matters: Rainwater is unchlorinated, unfluoridated, and at ambient temperature — plants actually prefer it. Newberg's 38" annual rainfall means even a small 50-gallon barrel catches enough for a few weeks of garden watering between storms.
Annual Collection
27,162 gal
Per 1,000 sq ft of roof area (at 80% collection efficiency)
Recommended Setup
6 rain barrels (55 gal each)
For a typical 500 sq ft garden. Serious collectors: consider a 1,000 gal tank.
Legal Status
Unrestricted
Rainwater harvesting is fully legal in your state with no restrictions.
Best Collection Months
Jan, Feb, Nov, Dec
Highest rainfall months — your barrels will fill up quickly during these months.
Months to Draw From Storage
Jul
Dry months when you'll rely on stored water — size your storage for this gap.
Rainwater collection tips for your area
- Your county receives approximately 54.5 inches of rain per year
- A 1,000 sq ft roof can collect roughly 27,162 gallons annually
- Rainwater harvesting is fully legal in your state
- Your area gets ample rainfall — even small barrels make a big difference
- Consider a rain garden to handle overflow during heavy rainfall months
🥬 Vegetables to Grow in Newberg
114 vegetables matched to Zone 8b with planting dates calibrated for Newberg.
Show all 114 vegetables with dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Harvest | Days to Maturity |
|---|---|---|---|---|---|---|
| Acorn Squash | Mar 18 | Apr 22 | Apr 29 | — | Jul 22 – Aug 26 | 80–100 |
| Amaranth | Feb 25 | Apr 22 | Apr 29 | — | Jul 29 – Sep 16 | 90–120 |
| Artichoke | — | — | Apr 29 | — | Sep 2 – Nov 11 | 120–180 |
| Arugula | Mar 11 | Apr 1 | Apr 15 | Aug 18 | May 20 – Jul 22 | 30–50 |
| Asparagus | — | — | Apr 29 | — | — | 730–1095 |
| Beets | — | Apr 1 | — | Aug 18 | May 27 – Jun 24 | 50–70 |
| Belgian Endive | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Aug 5 – Sep 30 | 110–150 |
| Bitter Melon | Feb 25 | Apr 22 | Apr 29 | — | Jul 1 – Aug 12 | 60–90 |
| Black Beans | — | Apr 22 | — | — | Jul 22 – Sep 9 | 90–120 |
| Bok Choy | Mar 11 | Apr 1 | Apr 15 | Aug 18 | May 27 – Jul 1 | 40–60 |
| Broccoli | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Jun 17 – Jul 29 | 60–90 |
| Broccoli Rabe | Mar 11 | Apr 1 | Apr 15 | Aug 18 | May 27 – Jul 1 | 40–60 |
| Brussels Sprouts | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Jul 15 – Sep 9 | 90–130 |
| Butternut Squash | Mar 18 | Apr 22 | Apr 29 | — | Jul 29 – Sep 2 | 85–110 |
| Cabbage | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Jun 17 – Aug 12 | 60–100 |
| Calabash | Feb 25 | Apr 22 | Apr 29 | — | Jul 22 – Sep 16 | 80–120 |
| Cardoon | — | — | Apr 29 | — | Sep 2 – Oct 14 | 120–150 |
| Carrots | — | Apr 1 | — | Aug 18 | Jun 3 – Jul 8 | 60–80 |
| Cauliflower | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Jun 10 – Aug 12 | 55–100 |
| Celeriac | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Jul 29 – Sep 2 | 100–120 |
| Celery | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Jul 8 – Sep 2 | 80–120 |
| Celtuce | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Jun 17 – Jul 29 | 60–90 |
| Chard | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Jun 10 – Jul 29 | 50–60 |
| Chayote | Feb 25 | Apr 22 | Apr 29 | — | Sep 2 – Nov 11 | 120–180 |
| Chickpeas | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Jul 8 – Aug 19 | 80–110 |
| Chicory | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Jun 17 – Jul 29 | 60–85 |
| Chinese Cabbage | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Jun 10 – Jul 8 | 50–70 |
| Christmas Lima Beans | Feb 25 | Apr 22 | Apr 29 | — | Jul 22 – Aug 26 | 80–100 |
| Collard Greens | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Jun 10 – Aug 12 | 55–75 |
| Corn | — | Apr 22 | — | — | Jun 24 – Aug 19 | 60–100 |
| Cowpeas | — | Apr 22 | — | — | Jun 24 – Aug 5 | 60–90 |
| Cress | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Apr 29 – May 20 | 14–21 |
| Crookneck Squash | Mar 18 | Apr 22 | Apr 29 | — | Jun 17 – Jul 15 | 45–60 |
| Crosne | — | Apr 1 | — | Aug 18 | Sep 2 – Nov 4 | 150–200 |
| Cucumber | Mar 18 | Apr 22 | Apr 29 | — | Jun 24 – Aug 19 | 50–70 |
| Daikon | — | Apr 1 | — | Aug 18 | May 27 – Jun 24 | 50–70 |
| Delicata Squash | Mar 18 | Apr 22 | Apr 29 | — | Jul 22 – Aug 26 | 80–100 |
| Edamame | — | Apr 22 | — | — | Jul 8 – Aug 19 | 75–100 |
| Eggplant | Feb 11 | Apr 22 | Apr 29 | — | Jul 8 – Sep 9 | 65–85 |
| Endive | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Jun 3 – Jul 8 | 45–65 |
| Escarole | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Jun 10 – Jul 8 | 50–70 |
| Fava Beans | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Jul 1 – Aug 12 | 75–100 |
| Fennel | Feb 25 | Apr 22 | Apr 29 | — | Jul 1 – Aug 12 | 60–90 |
| Garlic | — | — | — | Sep 15 | Dec 15 – Jun 1 | 90–240 |
| Ginger | Feb 25 | Apr 22 | Apr 29 | — | Dec 30 – Jan 13 | 240–300 |
| Green Beans | — | Apr 22 | — | — | Jun 17 – Aug 12 | 50–65 |
| Horseradish | — | — | Apr 29 | — | Sep 2 – Nov 11 | 120–180 |
| Hot Peppers | Feb 11 | Apr 22 | Apr 29 | — | Jul 8 – Oct 14 | 70–120 |
| Hubbard Squash | Mar 18 | Apr 22 | Apr 29 | — | Aug 12 – Sep 16 | 100–120 |
| Jicama | Feb 25 | Apr 22 | Apr 29 | — | Sep 2 – Nov 11 | 120–180 |
| Kabocha | Mar 18 | Apr 22 | Apr 29 | — | Jul 29 – Aug 26 | 85–100 |
| Kai Lan | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Jun 3 – Jul 1 | 45–60 |
| Kale | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Jun 10 – Aug 5 | 50–70 |
| Kidney Beans | — | Apr 22 | — | — | Jul 22 – Aug 26 | 85–110 |
| Kohlrabi | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Jun 3 – Jul 8 | 45–65 |
| Komatsuna | Mar 11 | Apr 1 | Apr 15 | Aug 18 | May 20 – Jun 24 | 35–50 |
| Leeks | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Jul 15 – Sep 30 | 90–150 |
| Lentils | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Jul 8 – Aug 19 | 80–110 |
| Lettuce | Mar 11 | Apr 1 | Apr 15 | Aug 18 | May 20 – Jul 29 | 30–60 |
| Lima Beans | — | Apr 22 | — | — | Jun 24 – Aug 5 | 60–90 |
| Loofah | Feb 25 | Apr 22 | Apr 29 | — | Aug 12 – Oct 14 | 100–150 |
| Luffa | Feb 25 | Apr 22 | Apr 29 | — | Jul 29 – Oct 14 | 90–150 |
| Mache | Mar 11 | Apr 1 | Apr 15 | Aug 18 | May 27 – Jul 1 | 40–60 |
| Malabar Spinach | Feb 25 | Apr 22 | Apr 29 | — | Jun 24 – Jul 22 | 55–70 |
| Melon | Mar 18 | Apr 22 | Apr 29 | — | Jul 8 – Aug 26 | 70–100 |
| Microgreens | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Apr 22 – May 20 | 7–21 |
| Mitsuba | Mar 11 | Apr 1 | Apr 8 | Aug 18 | Jun 3 – Jul 29 | 50–70 |
| Mizuna | Mar 11 | Apr 1 | Apr 15 | Aug 18 | May 20 – Jun 17 | 30–45 |
| Mustard Greens | Mar 11 | Apr 1 | Apr 15 | Aug 18 | May 20 – Jul 22 | 30–50 |
| Napa Cabbage | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Jun 10 – Jul 15 | 55–75 |
| New Zealand Spinach | Feb 25 | Apr 22 | Apr 29 | — | Jun 24 – Jul 22 | 55–70 |
| Okra | Feb 25 | Apr 22 | Apr 29 | — | Jun 24 – Aug 19 | 50–65 |
| Onion | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Jul 15 – Sep 2 | 90–120 |
| Pac Choi | Mar 11 | Apr 1 | Apr 15 | Aug 18 | May 27 – Jun 24 | 40–55 |
| Parsnip | — | Apr 1 | — | Aug 18 | Jul 15 – Aug 26 | 100–130 |
| Patty Pan Squash | Mar 18 | Apr 22 | Apr 29 | — | Jun 17 – Jul 15 | 45–60 |
| Peas | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Jun 10 – Aug 5 | 55–70 |
| Peppers | Feb 11 | Apr 22 | Apr 29 | — | Jul 1 – Sep 9 | 60–90 |
| Pole Beans | Feb 25 | Apr 22 | Apr 29 | — | Jun 24 – Aug 19 | 55–70 |
| Potatoes | Feb 25 | Apr 22 | Apr 29 | — | Jul 8 – Sep 16 | 70–120 |
| Pumpkin | Mar 18 | Apr 22 | Apr 29 | — | Jul 29 – Sep 16 | 85–120 |
| Purslane | Mar 11 | Apr 1 | Apr 15 | Aug 18 | May 27 – Jul 1 | 40–60 |
| Radicchio | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Jun 17 – Jul 22 | 60–80 |
| Radish | — | Apr 1 | — | Aug 18 | Apr 29 – May 20 | 22–35 |
| Rhubarb | — | — | May 6 | — | — | 365–730 |
| Romanesco | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Jul 1 – Aug 12 | 75–100 |
| Rutabaga | — | Apr 1 | — | Aug 18 | Jun 24 – Jul 29 | 80–100 |
| Salsify | — | Apr 1 | — | Aug 18 | Jul 15 – Aug 26 | 100–130 |
| Savoy Cabbage | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Jun 24 – Aug 19 | 70–110 |
| Scallions | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Jun 10 – Jul 8 | 50–70 |
| Scarlet Runner Beans | Feb 25 | Apr 22 | Apr 29 | — | Jul 1 – Aug 5 | 60–80 |
| Shallot | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Jul 15 – Sep 2 | 90–120 |
| Shiso | Feb 25 | Apr 22 | Apr 29 | — | Jun 24 – Aug 19 | 50–70 |
| Snap Peas | Feb 25 | Apr 22 | Apr 29 | — | Jun 24 – Aug 19 | 55–70 |
| Snow Peas | Mar 11 | Apr 1 | Apr 15 | Aug 18 | Jun 10 – Aug 5 | 50–65 |
| Soybeans | — | Apr 22 | — | — | Jul 15 – Sep 9 | 80–120 |
| Spaghetti Squash | Mar 18 | Apr 22 | Apr 29 | — | Jul 29 – Aug 26 | 85–100 |
| Spinach | Mar 11 | Apr 1 | Apr 15 | Aug 18 | May 20 – Jul 22 | 35–50 |
| Squash (Summer) | Mar 18 | Apr 22 | Apr 29 | — | Jun 17 – Aug 19 | 45–65 |
| Squash (Winter) | Mar 18 | Apr 22 | Apr 29 | — | Jul 22 – Sep 16 | 80–120 |
| Sunchoke | — | — | Apr 29 | — | Aug 19 – Oct 14 | 110–150 |
| Sweet Corn | — | Apr 22 | — | — | Jun 24 – Aug 5 | 60–90 |
| Sweet Potatoes | Feb 25 | Apr 22 | Apr 29 | — | Jul 29 – Sep 16 | 90–120 |
| Tatsoi | Mar 11 | Apr 1 | Apr 15 | Aug 18 | May 20 – Jun 24 | 35–50 |
| Tomatillo | Feb 25 | Apr 22 | Apr 29 | — | Jul 1 – Sep 9 | 60–85 |
| Tomatoes | Feb 25 | Apr 22 | Apr 29 | — | Jul 1 – Sep 9 | 60–85 |
| Turmeric | Feb 25 | Apr 22 | Apr 29 | — | Dec 30 – Jan 13 | 240–300 |
| Turnip | — | Apr 1 | — | Aug 18 | May 13 – Jun 17 | 40–60 |
| Watercress | Mar 11 | Apr 1 | Apr 15 | Aug 18 | May 27 – Jul 1 | 40–60 |
| Watermelon | Mar 18 | Apr 22 | Apr 29 | — | Jul 8 – Aug 26 | 70–100 |
| Wax Beans | — | Apr 22 | — | — | Jun 17 – Aug 12 | 50–65 |
| Winter Melon | Feb 25 | Apr 22 | Apr 29 | — | Jul 29 – Sep 16 | 90–120 |
| Yard Long Beans | Feb 25 | Apr 22 | Apr 29 | — | Jun 24 – Aug 5 | 55–80 |
| Zucchini | Mar 18 | Apr 22 | Apr 29 | — | Jun 17 – Aug 12 | 45–60 |
🍓 Fruits to Grow in Newberg
27 fruits matched to Zone 8b with planting dates calibrated for Newberg.
Show all 27 fruits with dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Harvest | Days to Maturity |
|---|---|---|---|---|---|---|
| Alpine Strawberries | — | — | May 6 | — | Aug 5 – Nov 18 | 90–180 |
| Aronia | — | — | May 6 | — | — | 730–1095 |
| Blackberries | — | — | May 6 | — | — | 365–730 |
| Blueberries | — | — | May 6 | — | — | 730–1095 |
| Boysenberries | — | — | May 6 | — | — | 365–730 |
| Cantaloupe | — | — | May 6 | — | Jul 15 – Aug 19 | 70–90 |
| Che Fruit | — | — | May 6 | — | — | 1095–1825 |
| Elderberries | — | — | May 6 | — | — | 730–1095 |
| Figs | — | — | May 6 | — | — | 730–1825 |
| Goji Berries | — | — | May 6 | — | — | 730–1095 |
| Gooseberries | — | — | May 6 | — | — | 730–1095 |
| Grapes | — | — | May 6 | — | — | 730–1095 |
| Ground Cherry | — | — | May 6 | — | Jul 15 – Sep 9 | 65–80 |
| Hardy Kiwi | — | — | May 6 | — | — | 1095–1825 |
| Honeydew | — | — | May 6 | — | Jul 29 – Sep 9 | 80–110 |
| Jostaberry | — | — | May 6 | — | — | 730–1095 |
| Kiwi | — | — | May 6 | — | — | 1095–1825 |
| Loquat | — | — | May 6 | — | — | 730–1825 |
| Medlar | — | — | May 6 | — | — | 1095–1825 |
| Mulberries | — | — | May 6 | — | — | 730–1825 |
| Pawpaw | — | — | May 6 | — | — | 1095–2555 |
| Persimmon | — | — | May 6 | — | — | 1095–2555 |
| Pomegranate | — | — | May 6 | — | — | 730–1095 |
| Quince | — | — | May 6 | — | — | 1095–1825 |
| Raspberries | — | — | May 6 | — | — | 365–730 |
| Serviceberries | — | — | May 6 | — | — | 730–1095 |
| Strawberries | — | — | May 6 | — | Aug 5 – Jan 20 | 90–365 |
🌿 Herbs to Grow in Newberg
39 herbs matched to Zone 8b with planting dates calibrated for Newberg.
Show all 39 herbs with dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Harvest | Days to Maturity |
|---|---|---|---|---|---|---|
| Angelica | Mar 11 | Apr 1 | Apr 8 | Aug 18 | — | 365–730 |
| Anise | Mar 11 | Apr 1 | Apr 8 | Aug 18 | Jul 8 – Sep 23 | 90–120 |
| Basil | Feb 25 | Apr 22 | Apr 29 | — | Jun 24 – Aug 26 | 50–75 |
| Bee Balm | — | — | Apr 22 | — | Jul 22 – Oct 7 | 90–120 |
| Borage | Mar 11 | Apr 1 | Apr 8 | Aug 18 | Jun 3 – Jul 22 | 50–60 |
| Caraway | Mar 11 | Apr 1 | Apr 8 | Aug 18 | — | 365–450 |
| Catnip | — | — | Apr 22 | — | Jun 24 – Aug 26 | 60–80 |
| Chamomile | Mar 11 | Apr 1 | Apr 8 | Aug 18 | Jun 10 – Aug 19 | 60–90 |
| Chervil | Mar 11 | Apr 1 | Apr 8 | Aug 18 | May 20 – Jul 22 | 40–60 |
| Chives | — | — | Apr 22 | — | Jun 24 – Sep 2 | 60–90 |
| Cilantro | Mar 11 | Apr 1 | Apr 8 | Aug 18 | May 20 – Jul 22 | 40–60 |
| Comfrey | — | — | Apr 22 | — | Jun 24 – Sep 2 | 60–90 |
| Cumin | Mar 11 | Apr 1 | Apr 8 | Aug 18 | Jul 22 – Sep 23 | 100–120 |
| Dill | Mar 11 | Apr 1 | Apr 8 | Aug 18 | May 20 – Jul 22 | 40–60 |
| Epazote | Feb 25 | Apr 22 | Apr 29 | — | Jun 17 – Aug 12 | 45–60 |
| Fennel (herb) | Mar 11 | Apr 1 | Apr 8 | Aug 18 | Jun 10 – Aug 19 | 60–90 |
| Feverfew | — | — | Apr 22 | — | Jul 22 – Oct 7 | 90–120 |
| Garlic Chives | — | — | Apr 22 | — | Jun 24 – Sep 2 | 60–90 |
| Horehound | — | — | Apr 22 | — | Jul 8 – Sep 2 | 75–90 |
| Hyssop | — | — | Apr 22 | — | Jul 1 – Sep 2 | 70–90 |
| Lemon Balm | — | — | Apr 22 | — | Jun 24 – Aug 12 | 60–70 |
| Lemon Thyme | — | — | Apr 22 | — | Jul 1 – Sep 2 | 70–90 |
| Lemon Verbena | Feb 25 | Apr 22 | Apr 29 | — | Jul 1 – Sep 9 | 60–90 |
| Lemongrass | Feb 25 | Apr 22 | Apr 29 | — | Jul 15 – Oct 14 | 75–120 |
| Lovage | — | — | Apr 22 | — | Jul 1 – Sep 2 | 70–90 |
| Marjoram | — | — | Apr 22 | — | Jun 24 – Sep 2 | 60–90 |
| Mint | — | — | Apr 22 | — | Jun 24 – Sep 2 | 60–90 |
| Oregano | — | — | Apr 22 | — | Jun 24 – Sep 2 | 60–90 |
| Parsley | Mar 11 | Apr 1 | Apr 8 | Aug 18 | Jun 10 – Aug 12 | 60–80 |
| Rosemary | — | — | Apr 22 | — | Jul 15 – Dec 2 | 80–180 |
| Rue | — | — | Apr 22 | — | Jul 1 – Sep 2 | 70–90 |
| Sage | — | — | Apr 22 | — | Jul 8 – Sep 2 | 75–90 |
| Savory | — | — | Apr 22 | — | Jun 17 – Aug 12 | 50–70 |
| Sorrel | Mar 11 | Apr 1 | Apr 8 | Aug 18 | May 20 – Jul 22 | 40–60 |
| Stevia | Feb 25 | Apr 22 | Apr 29 | — | Jul 1 – Sep 9 | 60–90 |
| Tarragon | — | — | Apr 22 | — | Jun 24 – Sep 2 | 60–90 |
| Thai Basil | Feb 25 | Apr 22 | Apr 29 | — | Jun 24 – Aug 26 | 50–75 |
| Thyme | — | — | Apr 22 | — | Jul 1 – Sep 2 | 70–90 |
| Valerian | — | — | Apr 22 | — | Aug 26 – Dec 2 | 120–180 |
🌸 Flowers to Grow in Newberg
54 flowers matched to Zone 8b with planting dates calibrated for Newberg.
Show all 54 flowers with dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Bloom | Days to Maturity |
|---|---|---|---|---|---|---|
| Ageratum | Mar 4 | Apr 1 | Apr 1 | — | May 27 – Oct 28 | 60–75 |
| Alliums | — | — | — | Sep 29 | Oct 27 – Nov 17 | 28–42 |
| Anemones | — | — | — | Sep 1 | Sep 8 – Oct 6 | 90–120 |
| Astilbe | Feb 18 | — | Apr 15 | — | Jun 24 – Aug 12 | 70–100 |
| Bachelor's Button | — | Feb 25 | Mar 25 | Sep 1 | May 27 – Sep 23 | 60–90 |
| Begonias | Feb 4 | — | Apr 1 | — | Jun 10 – Nov 11 | 70–90 |
| Black-eyed Susan | Feb 18 | Apr 1 | Apr 15 | — | Jun 24 – Nov 18 | 60–80 |
| Bleeding Hearts | Feb 18 | — | Apr 15 | — | Jun 3 – Jul 1 | 60–90 |
| Calendula | — | Feb 25 | Mar 25 | Aug 18 | May 13 – Oct 7 | 50–70 |
| California Poppy | — | — | — | Aug 18 | Oct 27 – Feb 16 | 60–90 |
| Celosia | Mar 18 | Apr 1 | Apr 1 | — | Jun 3 – Nov 11 | 60–90 |
| Columbine | Feb 18 | Apr 15 | Apr 15 | — | Jun 3 – Jul 1 | 70–100 |
| Coreopsis | Feb 18 | Apr 1 | Apr 15 | — | Jun 17 – Nov 11 | 60–80 |
| Cosmos | Mar 18 | Mar 25 | Mar 25 | — | Jun 3 – Nov 4 | 60–90 |
| Crocus | — | — | — | Sep 29 | Sep 1 – Sep 22 | 10–20 |
| Daffodils | — | — | — | Sep 29 | Sep 8 – Oct 6 | 20–40 |
| Dahlias | Mar 25 | Apr 15 | Apr 15 | — | Jun 24 – Dec 9 | 70–120 |
| Daylily | Feb 18 | — | Apr 15 | — | Jun 24 – Nov 25 | 60–90 |
| Dianthus | Feb 18 | Feb 25 | Mar 4 | — | Apr 22 – Jul 1 | 60–80 |
| Echinacea (Purple Coneflower) | Feb 18 | Apr 15 | Apr 15 | — | Jun 24 – Nov 11 | 70–90 |
| Foxglove | Feb 18 | Apr 8 | Apr 8 | — | May 27 – Jun 24 | 80–120 |
| Freesia | — | — | — | Sep 15 | Oct 6 – Nov 10 | 84–112 |
| Gaillardia (Blanket Flower) | Mar 4 | Apr 1 | Apr 1 | — | Jun 10 – Nov 25 | 70–100 |
| Geraniums | Feb 4 | — | Apr 1 | — | Jun 10 – Nov 11 | 70–100 |
| Gladiolus | — | Apr 15 | Apr 15 | — | Jun 24 – Dec 9 | 70–100 |
| Hostas | Feb 11 | — | Apr 15 | — | Jun 24 – Oct 28 | 60–90 |
| Hyacinths | — | — | — | Sep 29 | Sep 22 – Oct 13 | 14–28 |
| Hydrangeas | Feb 11 | — | Apr 8 | — | Jun 17 – Oct 21 | 90–150 |
| Impatiens | Feb 18 | — | Apr 8 | — | Jun 17 – Nov 18 | 60–75 |
| Irises | — | Division | Apr 8 | — | May 27 – Jul 1 | 60–100 |
| Larkspur | — | — | — | Aug 18 | Oct 27 – Feb 16 | 60–90 |
| Lavender | Feb 18 | — | Apr 15 | — | Jun 24 – Sep 30 | 90–120 |
| Lilies | — | Division | Apr 8 | — | Jun 17 – Oct 7 | 70–120 |
| Lobelia | Feb 18 | — | Mar 4 | — | Apr 29 – Jun 10 | 70–80 |
| Lupine | Feb 18 | Apr 15 | Apr 15 | — | Jun 3 – Jul 1 | 75–100 |
| Marigolds | Mar 11 | Apr 1 | Apr 1 | — | May 27 – Oct 14 | 50–70 |
| Nasturtium | Mar 18 | Apr 1 | Apr 1 | — | May 27 – Nov 11 | 55–65 |
| Pansy | Feb 4 | — | Mar 25 | Aug 18 | May 20 – Sep 9 | 70–90 |
| Peonies | — | Division | Apr 15 | — | Jun 10 – Jul 8 | 90–120 |
| Petunia | Feb 18 | — | Apr 8 | — | Jun 17 – Nov 4 | 70–90 |
| Phlox | Feb 18 | Apr 15 | Apr 15 | — | Jun 24 – Sep 2 | 80–110 |
| Portulaca | Mar 18 | Apr 1 | Apr 1 | — | May 20 – Oct 28 | 50–70 |
| Ranunculus | — | — | — | Sep 1 | Sep 15 – Oct 13 | 90–120 |
| Roses | Feb 11 | — | Apr 8 | — | Jun 17 – Nov 18 | 90–180 |
| Salvia | Feb 18 | — | Apr 1 | — | Jun 10 – Nov 11 | 70–90 |
| Sedum (Stonecrop) | Feb 18 | — | Apr 15 | — | Aug 5 – Oct 28 | 60–90 |
| Snapdragon | Feb 4 | Mar 4 | Mar 25 | Aug 18 | Jun 3 – Oct 7 | 70–100 |
| Sunflower | Mar 25 | Apr 1 | Apr 1 | — | Jun 24 – Nov 11 | 70–100 |
| Sweet Alyssum | Mar 4 | Mar 4 | Mar 25 | Sep 1 | May 6 – Sep 9 | 45–60 |
| Sweet Pea | — | — | — | Aug 25 | Nov 3 – Jan 12 | 65–85 |
| Tulips | — | — | — | Sep 29 | Sep 15 – Oct 13 | 15–30 |
| Vinca (Annual) | Feb 4 | — | Apr 1 | — | Jun 10 – Nov 11 | 70–90 |
| Yarrow | Feb 18 | Apr 1 | Apr 15 | — | Jun 17 – Nov 11 | 60–90 |
| Zinnia | Mar 18 | Apr 1 | Apr 1 | — | Jun 10 – Nov 11 | 60–70 |
Monthly Planting Guide for Newberg
ZIP Codes in Newberg
Click any ZIP to see its specific frost, soil, and climate measurements (some ZIPs differ noticeably from the town aggregate):
Gardening Guides & Resources
Helpful guides from The Ultimate Homestead to improve your garden in Yamhill County.
Your Yamhill County Garden Planner — Free
A 22-page printable planner built for Yamhill County (Zone 8b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.
The Gardener's Encyclopedia to Companion Planting
The pairings that make vegetables, herbs, and flowers grow better — and the ones that quietly wreck a bed.
- Proven pairings for 200+ vegetables, herbs, flowers, and fruits
- Full seed-starting + planting schedule with timing and spacing
- Bonus: square-foot gardening guide + printable seasonal planners
Seed Saving & Storage Guide
Most saved seeds go bad before next season. This shows exactly when to pick, how to dry, and where to store seeds from 200 plants so yours don't.
- 200 plants, step-by-step: life cycle, pollination type, isolation
- Exact temperature + humidity ranges that keep seeds viable
- Bonus: searchable Google Sheets tracker + custom GPT assistant
Composting Guide for Homesteaders
Turn kitchen scraps and yard waste into compost that actually feeds the garden — instead of a pile that smells, attracts pests, and never breaks down.
- 14 sections on composting methods, soil science, and troubleshooting
- The 7-step hot-compost system from start to finish
- Bonus tools: troubleshooting chart, safety guide, monitoring log