Placer County, CA — Planting Guide
Your June planting checklist for Placer County, California
A quick June briefing for Placer County, California gardeners — what's urgent, what's next, and what can wait.
-
Fire up the seed-starting tray: basil, peppers, and pole beans
A seed-starting mix and a sunny window (or a grow light) are all you need. Keep soil warm — around 70°F — for fast germination.
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Bring in the basil, carrots, and cucumber
This is the payoff month. Bring a basket, bring a friend, and get into the beds.
Before July arrives, get these ready
- Starting indoors: begonias, geraniums, and pansy
- First harvests: basil, carrots, and cucumber
Placer County is in USDA Zone 9b. The average last spring frost is April 22 and the first fall frost is November 9, giving you a growing season of approximately 201 days.
At an elevation of 651 ft, Placer County receives approximately 25.3 in of rainfall annually. Summer highs average 85°F with winter lows around 40°F. The predominant soil type is Loam.
Based on 31 years of NOAA climate station data, the last frost date here varies by 60 days year to year — ranging from March 29 in warm years to May 28 in cold years. The growing season is trending longer by about 4.02 days per decade. Placer County scores 49/100 (Moderate) on the Microclimate Index.
🌡️ Zone
9b (25°F to 30°F min)
❄️ Last Frost
April 22
🍂 First Frost
November 9
📅 Growing Season
201 days
⛰️ Elevation
651 ft
🌧️ Annual Rainfall
25.3 in
Monthly Watering Calendar for Placer County
When you'll need to water your garden — based on average monthly rainfall vs. the ~1 inch/week most gardens need.
Quick context: Watering by the calendar wastes water. Watering by the soil moisture (or by a free rain gauge) cuts your water use 30%+ and produces healthier roots. Placer County's 25" annual baseline is the starting point.
View detailed monthly data
| Month | Avg Rainfall | Rainy Days | Extra Water Needed | Watering Effort |
|---|---|---|---|---|
| Jan | 5.2 in | 8 days | — | None |
| Feb | 5.3 in | 11 days | — | Low |
| Mar | 4.2 in | 6 days | 0.1 in | Low |
| Apr | 1.7 in | 5 days | 2.6 in | High |
| May | 0.7 in | 1 days | 3.6 in | Critical |
| Jun | 0.1 in | 1 days | 4.2 in | Critical |
| Jul | 0 in | 0 days | 4.3 in | Critical |
| Aug | 0 in | 0 days | 4.3 in | Critical |
| Sep | 0.2 in | 0 days | 4.1 in | Critical |
| Oct | 1.1 in | 3 days | 3.2 in | Critical |
| Nov | 2.4 in | 6 days | 1.9 in | High |
| Dec | 4.4 in | 10 days | — | None |
Annual total: 25.3 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.
Placer County Soil Profile
Soil Type
Loam
Soil pH
6.6-7.2
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 28 | Dec 9 | 195 days |
| Cautious | May 6 | Nov 22 | 200 days |
| Average year | Apr 22 | Nov 9 | 201 days |
| Optimistic | Apr 14 | Oct 31 | 200 days |
| Aggressive (risky) | Mar 29 | Oct 9 | 194 days |
Not very — frost dates can vary by ±60 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 4 days per decade). Spring is arriving earlier than it used to. Good news for gardeners.
Gardening Difficulty Score
Placer County presents some gardening challenges. Choose adapted varieties and plan around frost dates.
Local Gardening Help in Placer 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 Placer County's climate and soil.
County Extension Office
Placer County University of California Cooperative Extension Extension Office
Phone: 530-750-1200
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 Placer County
Finding local nurseries & garden centers in Placer County
Why Buy Local
Local nurseries carry plants that are proven to grow in your area. Staff can give you advice specific to Placer 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 Placer County CA" or "garden center Placer 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 Placer County CA" or check your extension office and local parks department. Facebook groups like "Placer County Gardeners" or "California 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 Placer County
Monthly daylight hours and peak sun — critical for onion varieties, photoperiod-sensitive plants, and solar garden planning.
The practical takeaway: The longest day at Placer County's latitude gets longer the further north you go. Strawberries, garlic, onions all care. The shortest day gets shorter — which limits winter growing for greens without artificial light.
Longest Day
14.7 hours
Summer solstice daylight
Shortest Day
9.3 hours
Winter solstice daylight
Peak Sun Hours
12.8 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 | 9.5 hr | 5.6 hr | Short day |
| February | 10.5 hr | 6 hr | Short day |
| March | 11.7 hr | 7.7 hr | Short day |
| April | 13 hr | 9.7 hr | Neutral |
| May | 14.1 hr | 11.6 hr | Long day |
| June | 14.7 hr | 12.3 hr | Long day |
| July | 14.5 hr | 12.8 hr | Long day |
| August | 13.5 hr | 12.3 hr | Neutral |
| September | 12.2 hr | 10.5 hr | Neutral |
| October | 10.9 hr | 8 hr | Short day |
| November | 9.8 hr | 6.1 hr | Short day |
| December | 9.3 hr | 5.4 hr | Short day |
Peak sun hours factor in typical cloud cover — use these for solar panel and shade-planning calculations.
Soil Temperature & Composting in Placer County
Monthly soil temps tell you when to plant warm-season crops, and when your compost pile is actively working.
For new gardeners: Soil temperature is a leading indicator. A black plastic mulch can warm soil 5-10°F faster than bare ground — meaningful in Placer County's spring if you're trying to plant tomatoes earlier.
Plant Warm Crops When
Soil reaches 60°F+
Soil warm enough from Apr through Nov.
Best Month to Compost
May
Microbial activity peaks when soil is warm.
Active Composting
10 months
Nearly year-round composting.
View detailed monthly data
| Month | Soil 4" Deep | Soil 8" Deep | Compost Activity | Time to Finish |
|---|---|---|---|---|
| Jan | 45°F | 50°F | 🐢 Slow | ~24 weeks |
| Feb | 46°F | 52°F | 🐢 Slow | ~24 weeks |
| Mar | 53°F | 53°F | ♻️ Active | ~14 weeks |
| Apr | 60°F | 62°F | ♻️ Active | ~14 weeks |
| May | 72°F | 69°F | 🔥 Peak | ~8 weeks |
| Jun | 82°F | 79°F | 🔥 Peak | ~8 weeks |
| Jul | 88°F | 84°F | 🔥 Peak | ~8 weeks |
| Aug | 89°F | 86°F | 🔥 Peak | ~8 weeks |
| Sep | 84°F | 83°F | 🔥 Peak | ~8 weeks |
| Oct | 74°F | 76°F | 🔥 Peak | ~8 weeks |
| Nov | 61°F | 66°F | ♻️ Active | ~14 weeks |
| Dec | 51°F | 58°F | ♻️ Active | ~14 weeks |
Highlighted rows = soil 60°F+ (safe for warm-season transplants). Compost finishes fastest during peak activity months.
Pest & Disease Pressure in Placer County
Computed from local climate patterns — warmer, humid conditions increase pest generations and fungal disease risk.
What this means for you: Two gardeners can grow identical seeds and get wildly different results based on pest pressure alone. Placer County's climate sets a floor on what's possible without intervention.
Insect Pest Pressure
High — expect multiple pest generations. Preventative measures essential.
Disease Risk
Low disease risk — dry conditions reduce fungal problems.
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 | High | May, Jun, Jul |
| Stink bugs | High | Apr, May, Jun, Jul, Aug, Sep, Oct |
| Whiteflies | Moderate | 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
Cover Crops for Placer County
Cover crops protect bare soil, fix nitrogen, suppress weeds, and improve soil structure — with planting dates calibrated for your area.
Why it matters: Why not just leave bare soil? Weed seeds, erosion, nutrient leaching, and crust formation. A cover crop solves all of these for the cost of seeds and one mowing.
Spring Cover Crops (4 options) — Build soil before the main growing season
| Crop | Plant By | Terminate | N-Fixing | Soil Benefit |
|---|---|---|---|---|
| Buckwheat | Apr 24 | Sep 7 | — | Rapid growth, attracts pollinators, suppresses weeds |
| Cowpeas (southern peas) | May 2 | Aug 31 | ✓ Yes | Excellent nitrogen fixer for warm climates, edible |
| Sorghum-sudan grass | Apr 30 | Aug 31 | — | Massive biomass, breaks compaction, suppresses nematodes |
| White clover | Mar 24 | Sep 7 | ✓ 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 3 | Oct 12 | — | 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 | Sep 6 | Apr 1 | ✓ Yes | Fixes nitrogen, good for heavy clay soils |
| Crimson clover | Sep 16 | Apr 1 | ✓ Yes | Fixes nitrogen, attracts pollinators in spring |
| Daikon radish | Sep 21 | Apr 8 | — | Deep taproot breaks compaction, excellent for clay soils |
| Hairy vetch | Aug 21 | Apr 8 | ✓ Yes | Excellent nitrogen fixer, good for depleted soils |
| Oats | Oct 6 | Apr 1 | — | Quick biomass, winterkills in cold zones — no spring tillage needed |
| Winter rye | Aug 20 | Apr 1 | — | Suppresses weeds, prevents erosion, breaks up compacted soil |
| Winter wheat | Aug 1 | Apr 8 | — | Erosion control, weed suppression, good biomass |
Wind & Microclimate in Placer County
The practical takeaway: Wind dries soil, knocks over young transplants, and disrupts pollination for bees and butterflies. Placer County averages 9.2 mph — above 10 mph means windbreaks (shrubs, fences, taller crops to windward), staked tomatoes from day one, and an extra round of watering during dry windy spells. Lower wind = lower water bills and fewer broken stems.
Wind dries soil, stresses plants, and affects frost patterns. Understanding your exposure helps with garden placement.
Seasonal Wind Speed
Spring: 11 mph Summer: 9 mph
Fall: 8 mph Winter: 9 mph
Prevailing wind: W. Moderate wind — consider a temporary windbreak for young seedlings.
Windbreak Benefit
5.3/10
Moderately beneficial — a simple fence or trellis can protect delicate crops from wind stress.
Frost Pocket Risk
Low
Relatively flat terrain (263 ft range). Frost pocket risk is minimal — garden placement is flexible.
Rainwater Harvesting in Placer County
How much water you can collect, when to collect it, and what size system you need for your garden.
Quick context: A gravity-fed rain barrel ($75) is the easy entry. A larger cistern ($500-1500) covers a whole growing season. Placer County's 25" annual rainfall determines whether the larger system is overkill or essential.
Annual Collection
12,609 gal
Per 1,000 sq ft of roof area (at 80% collection efficiency)
Recommended Setup
7 rain barrels (55 gal each)
For a typical 500 sq ft garden. Serious collectors: consider a 2,250 gal tank.
Legal Status
Unrestricted
Rainwater harvesting is fully legal in your state with no restrictions.
Best Collection Months
Jan, Feb, Mar, Dec
Highest rainfall months — your barrels will fill up quickly during these months.
Months to Draw From Storage
May, Jun, Jul, Aug, Sep
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 25.3 inches of rain per year
- A 1,000 sq ft roof can collect roughly 12,609 gallons annually
- Rainwater harvesting is fully legal in your state
- Stock up on stored water before your dry season (May, Jun, Jul)
- Use a first-flush diverter to keep roof debris out of your collection
Soil & Growing Conditions in Placer County
Soil Type
Loam
Soil pH 6.6–7.2 · Excessively Drained drainage
Native soil is well-suited to most vegetables and herbs with regular compost additions.
Watering Needs
Drought stress: 7.5/10
High drought stress. Consistent irrigation is essential — consider drip systems, heavy mulch, and drought-tolerant varieties.
Season Tips
201-day frost-free season
Plenty of time for warm-season crops. Start heat-lovers indoors 6–8 weeks before last frost to maximise your harvest window.
Your Free Printable Garden Planner
Plan every bed, every planting, every harvest — in one place. This 22-page printable includes your zone's planting calendar, a month-by-month task list, a seed inventory tracker, a harvest log, and succession-planting charts. Built to print, write in, and actually use all season.
Recommended for Your Garden
Reduce heat stress and sun scorch in hot climates with UV-stabilized shade cloth.
Test your soil pH, nitrogen, phosphorus, and potassium levels before planting.
Get instant, accurate soil pH readings to fine-tune your amendments.
🥬 Vegetables to Grow in Placer County
114 vegetables that grow well in Zone 9b with planting dates for Placer County.
Show all 114 vegetables with planting dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Harvest | Days to Maturity |
|---|---|---|---|---|---|---|
| Acorn Squash | Mar 25 | Apr 22 | Apr 29 | — | Jul 22 – Aug 26 | 80–100 |
| Amaranth | Mar 11 | Apr 22 | Apr 29 | — | Jul 29 – Sep 16 | 90–120 |
| Artichoke | — | — | May 6 | — | Sep 9 – Nov 18 | 120–180 |
| Arugula | Mar 25 | Apr 1 | Apr 22 | Sep 14 | May 27 – Jul 29 | 30–50 |
| Asparagus | — | — | May 6 | — | — | 730–1095 |
| Beets | — | Apr 1 | — | Sep 14 | May 27 – Jun 24 | 50–70 |
| Belgian Endive | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Aug 12 – Oct 7 | 110–150 |
| Bitter Melon | Mar 11 | Apr 22 | Apr 29 | — | Jul 1 – Aug 12 | 60–90 |
| Black Beans | — | Apr 29 | — | — | Jul 29 – Sep 16 | 90–120 |
| Bok Choy | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jun 3 – Jul 8 | 40–60 |
| Broccoli | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jun 24 – Aug 5 | 60–90 |
| Broccoli Rabe | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jun 3 – Jul 8 | 40–60 |
| Brussels Sprouts | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jul 22 – Sep 16 | 90–130 |
| Butternut Squash | Mar 25 | Apr 22 | Apr 29 | — | Jul 29 – Sep 2 | 85–110 |
| Cabbage | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jun 24 – Aug 19 | 60–100 |
| Calabash | Mar 11 | Apr 22 | Apr 29 | — | Jul 22 – Sep 16 | 80–120 |
| Cardoon | — | — | May 6 | — | Sep 9 – Oct 21 | 120–150 |
| Carrots | — | Apr 1 | — | Sep 14 | Jun 3 – Jul 8 | 60–80 |
| Cauliflower | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jun 17 – Aug 19 | 55–100 |
| Celeriac | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Aug 5 – Sep 9 | 100–120 |
| Celery | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jul 15 – Sep 9 | 80–120 |
| Celtuce | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jun 24 – Aug 5 | 60–90 |
| Chard | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jun 17 – Aug 5 | 50–60 |
| Chayote | Mar 11 | Apr 22 | Apr 29 | — | Sep 2 – Nov 11 | 120–180 |
| Chickpeas | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jul 15 – Aug 26 | 80–110 |
| Chicory | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jun 24 – Aug 5 | 60–85 |
| Chinese Cabbage | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jun 17 – Jul 15 | 50–70 |
| Christmas Lima Beans | Mar 11 | Apr 22 | Apr 29 | — | Jul 22 – Aug 26 | 80–100 |
| Collard Greens | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jun 17 – Aug 19 | 55–75 |
| Corn | — | Apr 29 | — | — | Jul 1 – Aug 26 | 60–100 |
| Cowpeas | — | Apr 29 | — | — | Jul 1 – Aug 12 | 60–90 |
| Cress | Mar 25 | Apr 1 | Apr 22 | Sep 14 | May 6 – May 27 | 14–21 |
| Crookneck Squash | Mar 25 | Apr 22 | Apr 29 | — | Jun 17 – Jul 15 | 45–60 |
| Crosne | — | Apr 1 | — | Sep 14 | Sep 2 – Nov 4 | 150–200 |
| Cucumber | Mar 25 | Apr 22 | Apr 29 | — | Jun 24 – Aug 19 | 50–70 |
| Daikon | — | Apr 1 | — | Sep 14 | May 27 – Jun 24 | 50–70 |
| Delicata Squash | Mar 25 | Apr 22 | Apr 29 | — | Jul 22 – Aug 26 | 80–100 |
| Edamame | — | Apr 29 | — | — | Jul 15 – Aug 26 | 75–100 |
| Eggplant | Mar 11 | Apr 22 | Apr 29 | — | Jul 8 – Sep 9 | 65–85 |
| Endive | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jun 10 – Jul 15 | 45–65 |
| Escarole | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jun 17 – Jul 15 | 50–70 |
| Fava Beans | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jul 8 – Aug 19 | 75–100 |
| Fennel | Mar 11 | Apr 22 | Apr 29 | — | Jul 1 – Aug 12 | 60–90 |
| Garlic | — | — | — | Sep 28 | Dec 28 – Jun 14 | 90–240 |
| Ginger | Mar 11 | Apr 22 | Apr 29 | — | Dec 30 – Feb 24 | 240–300 |
| Green Beans | — | Apr 29 | — | — | Jun 24 – Aug 19 | 50–65 |
| Horseradish | — | — | May 6 | — | Sep 9 – Nov 18 | 120–180 |
| Hot Peppers | Mar 11 | Apr 22 | Apr 29 | — | Jul 8 – Oct 14 | 70–120 |
| Hubbard Squash | Mar 25 | Apr 22 | Apr 29 | — | Aug 12 – Sep 16 | 100–120 |
| Jicama | Mar 11 | Apr 22 | Apr 29 | — | Sep 2 – Nov 11 | 120–180 |
| Kabocha | Mar 25 | Apr 22 | Apr 29 | — | Jul 29 – Aug 26 | 85–100 |
| Kai Lan | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jun 10 – Jul 8 | 45–60 |
| Kale | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jun 17 – Aug 12 | 50–70 |
| Kidney Beans | — | Apr 29 | — | — | Jul 29 – Sep 2 | 85–110 |
| Kohlrabi | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jun 10 – Jul 15 | 45–65 |
| Komatsuna | Mar 25 | Apr 1 | Apr 22 | Sep 14 | May 27 – Jul 1 | 35–50 |
| Leeks | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jul 22 – Oct 7 | 90–150 |
| Lentils | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jul 15 – Aug 26 | 80–110 |
| Lettuce | Mar 25 | Apr 1 | Apr 22 | Sep 14 | May 27 – Aug 5 | 30–60 |
| Lima Beans | — | Apr 29 | — | — | Jul 1 – Aug 12 | 60–90 |
| Loofah | Mar 11 | Apr 22 | Apr 29 | — | Aug 12 – Oct 14 | 100–150 |
| Luffa | Mar 11 | Apr 22 | Apr 29 | — | Jul 29 – Oct 14 | 90–150 |
| Mache | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jun 3 – Jul 8 | 40–60 |
| Malabar Spinach | Mar 11 | Apr 22 | Apr 29 | — | Jun 24 – Jul 22 | 55–70 |
| Melon | Mar 25 | Apr 22 | Apr 29 | — | Jul 8 – Aug 26 | 70–100 |
| Microgreens | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Apr 29 – May 27 | 7–21 |
| Mitsuba | Mar 25 | Apr 1 | Apr 15 | Sep 14 | Jun 10 – Aug 5 | 50–70 |
| Mizuna | Mar 25 | Apr 1 | Apr 22 | Sep 14 | May 27 – Jun 24 | 30–45 |
| Mustard Greens | Mar 25 | Apr 1 | Apr 22 | Sep 14 | May 27 – Jul 29 | 30–50 |
| Napa Cabbage | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jun 17 – Jul 22 | 55–75 |
| New Zealand Spinach | Mar 11 | Apr 22 | Apr 29 | — | Jun 24 – Jul 22 | 55–70 |
| Okra | Mar 11 | Apr 22 | Apr 29 | — | Jun 24 – Aug 19 | 50–65 |
| Onion | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jul 22 – Sep 9 | 90–120 |
| Pac Choi | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jun 3 – Jul 1 | 40–55 |
| Parsnip | — | Apr 1 | — | Sep 14 | Jul 15 – Aug 26 | 100–130 |
| Patty Pan Squash | Mar 25 | Apr 22 | Apr 29 | — | Jun 17 – Jul 15 | 45–60 |
| Peas | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jun 17 – Aug 12 | 55–70 |
| Peppers | Mar 11 | Apr 22 | Apr 29 | — | Jul 1 – Sep 9 | 60–90 |
| Pole Beans | Mar 11 | Apr 22 | Apr 29 | — | Jun 24 – Aug 19 | 55–70 |
| Potatoes | Mar 11 | Apr 22 | Apr 29 | — | Jul 8 – Sep 16 | 70–120 |
| Pumpkin | Mar 25 | Apr 22 | Apr 29 | — | Jul 29 – Sep 16 | 85–120 |
| Purslane | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jun 3 – Jul 8 | 40–60 |
| Radicchio | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jun 24 – Jul 29 | 60–80 |
| Radish | — | Apr 1 | — | Sep 14 | Apr 29 – May 20 | 22–35 |
| Romanesco | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jul 8 – Aug 19 | 75–100 |
| Rutabaga | — | Apr 1 | — | Sep 14 | Jun 24 – Jul 29 | 80–100 |
| Salsify | — | Apr 1 | — | Sep 14 | Jul 15 – Aug 26 | 100–130 |
| Savoy Cabbage | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jul 1 – Aug 26 | 70–110 |
| Scallions | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jun 17 – Jul 15 | 50–70 |
| Scarlet Runner Beans | Mar 11 | Apr 22 | Apr 29 | — | Jul 1 – Aug 5 | 60–80 |
| Shallot | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jul 22 – Sep 9 | 90–120 |
| Shiso | Mar 11 | Apr 29 | Apr 29 | — | Jun 24 – Aug 19 | 50–70 |
| Snap Peas | Mar 11 | Apr 22 | Apr 29 | — | Jun 24 – Aug 19 | 55–70 |
| Snow Peas | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jun 17 – Aug 12 | 50–65 |
| Soybeans | — | Apr 29 | — | — | Jul 22 – Sep 16 | 80–120 |
| Spaghetti Squash | Mar 25 | Apr 22 | Apr 29 | — | Jul 29 – Aug 26 | 85–100 |
| Spinach | Mar 25 | Apr 1 | Apr 22 | Sep 14 | May 27 – Jul 29 | 35–50 |
| Squash (Summer) | Mar 25 | Apr 22 | Apr 29 | — | Jun 17 – Aug 19 | 45–65 |
| Squash (Winter) | Mar 25 | Apr 22 | Apr 29 | — | Jul 22 – Sep 16 | 80–120 |
| Sunchoke | — | — | May 6 | — | Aug 26 – Oct 21 | 110–150 |
| Sweet Corn | — | Apr 29 | — | — | Jul 1 – Aug 12 | 60–90 |
| Sweet Potatoes | Mar 11 | Apr 22 | Apr 29 | — | Jul 29 – Sep 16 | 90–120 |
| Tatsoi | Mar 25 | Apr 1 | Apr 22 | Sep 14 | May 27 – Jul 1 | 35–50 |
| Tomatillo | Mar 11 | Apr 22 | Apr 29 | — | Jul 1 – Sep 9 | 60–85 |
| Tomatoes | Mar 11 | Apr 22 | Apr 29 | — | Jul 1 – Sep 9 | 60–85 |
| Turmeric | Mar 11 | Apr 22 | Apr 29 | — | Dec 30 – Feb 24 | 240–300 |
| Turnip | — | Apr 1 | — | Sep 14 | May 13 – Jun 17 | 40–60 |
| Watercress | Mar 25 | Apr 1 | Apr 22 | Sep 14 | Jun 3 – Jul 8 | 40–60 |
| Watermelon | Mar 25 | Apr 22 | Apr 29 | — | Jul 8 – Aug 26 | 70–100 |
| Wax Beans | — | Apr 29 | — | — | Jun 24 – Aug 19 | 50–65 |
| Winter Melon | Mar 11 | Apr 22 | Apr 29 | — | Jul 29 – Sep 16 | 90–120 |
| Yam | Mar 11 | Apr 22 | Apr 29 | — | Oct 28 – Feb 24 | 180–330 |
| Yard Long Beans | Mar 11 | Apr 22 | Apr 29 | — | Jun 24 – Aug 5 | 55–80 |
| Zucchini | Mar 25 | Apr 22 | Apr 29 | — | Jun 17 – Aug 12 | 45–60 |
🍓 Fruits to Grow in Placer County
24 fruits that grow well in Zone 9b with planting dates for Placer County.
Show all 24 fruits with planting dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Harvest | Days to Maturity |
|---|---|---|---|---|---|---|
| Alpine Strawberries | — | — | May 6 | — | Aug 5 – Nov 18 | 90–180 |
| Blackberries | — | — | May 6 | — | — | 365–730 |
| Boysenberries | — | — | May 6 | — | — | 365–730 |
| Cantaloupe | — | — | May 6 | — | Jul 15 – Aug 19 | 70–90 |
| Che Fruit | — | — | May 6 | — | — | 1095–1825 |
| Dragon Fruit | — | — | May 6 | — | — | 365–730 |
| Elderberries | — | — | May 6 | — | — | 730–1095 |
| Figs | — | — | May 6 | — | — | 730–1825 |
| Goji Berries | — | — | May 6 | — | — | 730–1095 |
| Grapes | — | — | May 6 | — | — | 730–1095 |
| Ground Cherry | — | — | May 6 | — | Jul 15 – Sep 9 | 65–80 |
| Guava | — | — | May 6 | — | — | 365–730 |
| Honeydew | — | — | May 6 | — | Jul 29 – Sep 9 | 80–110 |
| Kiwi | — | — | May 6 | — | — | 1095–1825 |
| Loquat | — | — | May 6 | — | — | 730–1825 |
| Mulberries | — | — | May 6 | — | — | 730–1825 |
| Passion Fruit | — | — | May 6 | — | — | 365–545 |
| 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 – Mar 3 | 90–365 |
🌿 Herbs to Grow in Placer County
37 herbs that grow well in Zone 9b with planting dates for Placer County.
Show all 37 herbs with planting dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Harvest | Days to Maturity |
|---|---|---|---|---|---|---|
| Anise | Mar 25 | Apr 1 | Apr 15 | Sep 14 | Jul 15 – Sep 30 | 90–120 |
| Basil | Mar 11 | Apr 29 | Apr 29 | — | Jun 24 – Aug 26 | 50–75 |
| Bee Balm | — | — | Apr 29 | — | Jul 29 – Oct 14 | 90–120 |
| Borage | Mar 25 | Apr 1 | Apr 15 | Sep 14 | Jun 10 – Jul 29 | 50–60 |
| Caraway | Mar 25 | Apr 1 | Apr 15 | Sep 14 | — | 365–450 |
| Catnip | — | — | Apr 29 | — | Jul 1 – Sep 2 | 60–80 |
| Chamomile | Mar 25 | Apr 1 | Apr 15 | Sep 14 | Jun 17 – Aug 26 | 60–90 |
| Chervil | Mar 25 | Apr 1 | Apr 15 | Sep 14 | May 27 – Jul 29 | 40–60 |
| Chives | — | — | Apr 29 | — | Jul 1 – Sep 9 | 60–90 |
| Cilantro | Mar 25 | Apr 1 | Apr 15 | Sep 14 | May 27 – Jul 29 | 40–60 |
| Comfrey | — | — | Apr 29 | — | Jul 1 – Sep 9 | 60–90 |
| Cumin | Mar 25 | Apr 1 | Apr 15 | Sep 14 | Jul 29 – Sep 30 | 100–120 |
| Dill | Mar 25 | Apr 1 | Apr 15 | Sep 14 | May 27 – Jul 29 | 40–60 |
| Epazote | Mar 11 | Apr 29 | Apr 29 | — | Jun 17 – Aug 12 | 45–60 |
| Fennel (herb) | Mar 25 | Apr 1 | Apr 15 | Sep 14 | Jun 17 – Aug 26 | 60–90 |
| Feverfew | — | — | Apr 29 | — | Jul 29 – Oct 14 | 90–120 |
| Garlic Chives | — | — | Apr 29 | — | Jul 1 – Sep 9 | 60–90 |
| Horehound | — | — | Apr 29 | — | Jul 15 – Sep 9 | 75–90 |
| Hyssop | — | — | Apr 29 | — | Jul 8 – Sep 9 | 70–90 |
| Lemon Balm | — | — | Apr 29 | — | Jul 1 – Aug 19 | 60–70 |
| Lemon Thyme | — | — | Apr 29 | — | Jul 8 – Sep 9 | 70–90 |
| Lemon Verbena | Mar 11 | Apr 29 | Apr 29 | — | Jul 1 – Sep 9 | 60–90 |
| Lemongrass | Mar 11 | Apr 29 | Apr 29 | — | Jul 15 – Oct 14 | 75–120 |
| Marjoram | — | — | Apr 29 | — | Jul 1 – Sep 9 | 60–90 |
| Mint | — | — | Apr 29 | — | Jul 1 – Sep 9 | 60–90 |
| Oregano | — | — | Apr 29 | — | Jul 1 – Sep 9 | 60–90 |
| Parsley | Mar 25 | Apr 1 | Apr 15 | Sep 14 | Jun 17 – Aug 19 | 60–80 |
| Rosemary | — | — | Apr 29 | — | Jul 22 – Dec 9 | 80–180 |
| Rue | — | — | Apr 29 | — | Jul 8 – Sep 9 | 70–90 |
| Sage | — | — | Apr 29 | — | Jul 15 – Sep 9 | 75–90 |
| Savory | — | — | Apr 29 | — | Jun 24 – Aug 19 | 50–70 |
| Sorrel | Mar 25 | Apr 1 | Apr 15 | Sep 14 | May 27 – Jul 29 | 40–60 |
| Stevia | Mar 11 | Apr 29 | Apr 29 | — | Jul 1 – Sep 9 | 60–90 |
| Tarragon | — | — | Apr 29 | — | Jul 1 – Sep 9 | 60–90 |
| Thai Basil | Mar 11 | Apr 29 | Apr 29 | — | Jun 24 – Aug 26 | 50–75 |
| Thyme | — | — | Apr 29 | — | Jul 8 – Sep 9 | 70–90 |
| Valerian | — | — | Apr 29 | — | Sep 2 – Dec 9 | 120–180 |
🌸 Flowers to Grow in Placer County
42 flowers that grow well in Zone 9b with planting dates for Placer County.
Show all 42 flowers with planting dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Bloom | Days to Maturity |
|---|---|---|---|---|---|---|
| Ageratum | Mar 11 | Apr 1 | Apr 1 | — | May 27 – Nov 25 | 60–75 |
| Alliums | — | — | — | Oct 19 | Nov 16 – Dec 7 | 28–42 |
| Anemones | — | — | — | Sep 28 | Sep 28 – Oct 26 | 90–120 |
| Bachelor's Button | — | Feb 18 | Mar 18 | Aug 31 | May 13 – Sep 2 | 60–90 |
| Begonias | Feb 11 | — | Mar 25 | — | Jun 3 – Dec 16 | 70–90 |
| Black-eyed Susan | Feb 25 | Apr 1 | Apr 8 | — | Jun 17 – Nov 4 | 60–80 |
| Calendula | — | Feb 18 | Mar 18 | Aug 17 | Apr 29 – Aug 19 | 50–70 |
| California Poppy | — | — | — | Aug 3 | Oct 12 – Feb 15 | 60–90 |
| Celosia | Mar 25 | Apr 1 | Apr 1 | — | Jun 3 – Dec 23 | 60–90 |
| Coreopsis | Feb 25 | Apr 1 | Apr 8 | — | Jun 3 – Nov 4 | 60–80 |
| Cosmos | Mar 25 | Mar 18 | Mar 18 | — | May 27 – Nov 25 | 60–90 |
| Daffodils | — | — | — | Oct 12 | Sep 28 – Oct 19 | 20–40 |
| Dahlias | — | Apr 22 | Apr 22 | — | Jul 1 – Jan 13 | 70–120 |
| Daylily | Feb 25 | — | Apr 8 | — | Jun 17 – Dec 16 | 60–90 |
| Dianthus | Feb 25 | Feb 18 | Feb 18 | — | Apr 8 – Jun 3 | 60–80 |
| Echinacea (Purple Coneflower) | Feb 25 | Apr 8 | Apr 8 | — | Jun 17 – Nov 4 | 70–90 |
| Freesia | — | — | — | Sep 28 | Oct 5 – Nov 9 | 84–112 |
| Gaillardia (Blanket Flower) | Mar 11 | Apr 1 | Apr 1 | — | Jun 10 – Dec 9 | 70–100 |
| Geraniums | Feb 11 | — | Mar 25 | — | Jun 3 – Dec 16 | 70–100 |
| Gladiolus | — | Apr 22 | Apr 22 | — | Jul 1 – Jan 13 | 70–100 |
| Hyacinths | — | — | — | Oct 19 | Oct 19 – Nov 9 | 14–28 |
| Impatiens | Feb 25 | — | Apr 1 | — | Jun 10 – Dec 9 | 60–75 |
| Irises | — | Division | Apr 1 | — | May 20 – Jun 24 | 60–100 |
| Larkspur | — | — | — | Sep 7 | Nov 16 – Feb 22 | 60–90 |
| Lavender | Feb 25 | — | Apr 1 | — | Jun 10 – Sep 2 | 90–120 |
| Lobelia | Feb 25 | — | Feb 18 | — | Apr 15 – May 13 | 70–80 |
| Marigolds | Mar 18 | Apr 1 | Apr 1 | — | May 27 – Nov 18 | 50–70 |
| Nasturtium | Mar 25 | Mar 25 | Mar 25 | — | May 20 – Dec 2 | 55–65 |
| Pansy | Feb 11 | — | Mar 18 | Aug 17 | May 6 – Jul 22 | 70–90 |
| Petunia | Feb 25 | — | Apr 1 | — | Jun 10 – Nov 25 | 70–90 |
| Portulaca | Mar 25 | Apr 1 | Apr 1 | — | May 20 – Dec 9 | 50–70 |
| Ranunculus | — | — | — | Sep 28 | Oct 5 – Nov 2 | 90–120 |
| Roses | Feb 25 | — | Apr 1 | — | Jun 10 – Dec 9 | 90–180 |
| Salvia | Feb 25 | — | Mar 25 | — | Jun 3 – Dec 2 | 70–90 |
| Sedum (Stonecrop) | Feb 25 | — | Apr 1 | — | Jul 22 – Sep 30 | 60–90 |
| Snapdragon | — | Feb 18 | Mar 18 | Aug 17 | May 20 – Sep 30 | 70–100 |
| Sunflower | Apr 1 | Mar 25 | Mar 25 | — | Jun 17 – Dec 2 | 70–100 |
| Sweet Alyssum | — | Feb 18 | Mar 18 | Aug 31 | Apr 22 – Jul 22 | 45–60 |
| Sweet Pea | — | — | — | Aug 31 | Nov 9 – Dec 21 | 65–85 |
| Vinca (Annual) | Feb 11 | — | Mar 25 | — | Jun 3 – Dec 16 | 70–90 |
| Yarrow | Feb 25 | Apr 1 | Apr 8 | — | Jun 3 – Oct 7 | 60–90 |
| Zinnia | Mar 25 | Mar 25 | Mar 25 | — | Jun 3 – Dec 2 | 60–70 |