Phoenix, OR — Planting Guide for June
Free PDF, personalized for your town's frost dates & climate. Drop your email — we'll send the link.
Your June gardening checklist
Here's what deserves your attention in Phoenix, OR this month. Everything below is tailored to Zone 8a and timed around your local frost dates.
-
Begin indoor sowing: basil, cucumber, and kale
Your window is short. These crops want several weeks of indoor growth before they go outside.
-
Collect carrots, lettuce, and radish at their peak
The more you pick, the more the plant produces. Letting fruit overripen tells the plant it's time to stop.
Coming up in July — start thinking about
- Starting indoors: peppers, astilbe, and begonias
- First harvests: basil, carrots, and cucumber
Phoenix gardens in a dry climate (only 20" annual precipitation). Watering strategy matters more here than in most of the country — drip irrigation, deep mulching, and morning watering aren't optional, they're table stakes. The flip side: pest and disease pressure are far lower than in humid regions, and your soil temperatures climb fast in spring so you can plant heat-lovers earlier than the zone map suggests.
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.
Phoenix averages 28.9 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
8a (10°F to 15°F min)
❄️ Avg. Last Frost
May 7
🍂 Avg. First Frost
October 10
📅 Growing Season
156 days
🌧️ Climate
Semi Arid 19.6" annual
💨 Wind
Calm 3.9 mph avg
🥶 Frost Tier
Regular 0% frost-free years
🏜️ Drought
28.9 wk/yr trend worsening
📍 ZIP Codes
1 ZIP
Monthly Watering Calendar for Phoenix
When you'll need to water your garden — based on average monthly rainfall vs. the ~1 inch/week most gardens need.
Quick context: The 1-inch-per-week rule applies to most vegetable crops. Phoenix averages 20" a year — divide by 52 and compare to that 1" target. Some months are above, some below; that's where the calendar earns its keep.
View detailed monthly data
| Month | Avg Rainfall | Rainy Days | Extra Water Needed | Watering Effort |
|---|---|---|---|---|
| Jan | 6.1 in | 17 days | — | None |
| Feb | 5.8 in | 15 days | — | Low |
| Mar | 5.1 in | 17 days | — | Low |
| Apr | 3 in | 14 days | 1.3 in | Moderate |
| May | 2.8 in | 10 days | 1.5 in | Moderate |
| Jun | 1.7 in | 6 days | 2.6 in | High |
| Jul | 0.7 in | 2 days | 3.6 in | Critical |
| Aug | 1 in | 3 days | 3.3 in | Critical |
| Sep | 1.8 in | 4 days | 2.5 in | High |
| Oct | 3.5 in | 11 days | 0.8 in | Moderate |
| Nov | 6.4 in | 16 days | — | Low |
| Dec | 8.2 in | 19 days | — | None |
Annual total: 46.1 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.
Phoenix Soil Profile
Soil Type
Silt Loam
Soil pH
5.3-6.4
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) | Jun 2 | Nov 9 | 160 days |
| Cautious | May 17 | Oct 21 | 157 days |
| Average year | May 7 | Oct 10 | 156 days |
| Optimistic | Apr 26 | Oct 2 | 159 days |
| Aggressive (risky) | Apr 3 | Sep 22 | 172 days |
Not very — frost dates can vary by ±59 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 3.4 days per decade). Spring is arriving earlier than it used to. Good news for gardeners.
Gardening Difficulty Score
Jackson County offers good growing conditions. A little planning around frost dates goes a long way.
Local Gardening Help in Jackson 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 Jackson County's climate and soil.
County Extension Office
Jackson 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 Jackson County
Finding local nurseries & garden centers in Jackson County
Why Buy Local
Local nurseries carry plants that are proven to grow in your area. Staff can give you advice specific to Jackson 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 Jackson County OR" or "garden center Jackson 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 Jackson County OR" or check your extension office and local parks department. Facebook groups like "Jackson 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 Phoenix
Monthly daylight hours and peak sun — critical for onion varieties, photoperiod-sensitive plants, and solar garden planning.
Why it matters: The longest day at Phoenix'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
15.1 hours
Summer solstice daylight
Shortest Day
8.9 hours
Winter solstice daylight
Peak Sun Hours
9.9 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 | 9.2 hr | 2.2 hr | Short day |
| February | 10.3 hr | 3 hr | Short day |
| March | 11.7 hr | 4.2 hr | Short day |
| April | 13.2 hr | 5.5 hr | Neutral |
| May | 14.4 hr | 7.4 hr | Long day |
| June | 15.1 hr | 8.6 hr | Long day |
| July | 14.8 hr | 9.9 hr | Long day |
| August | 13.7 hr | 9.6 hr | Neutral |
| September | 12.3 hr | 7.2 hr | Neutral |
| October | 10.8 hr | 4.1 hr | Short day |
| November | 9.5 hr | 2.3 hr | Short day |
| December | 8.9 hr | 1.9 hr | Short day |
Peak sun hours factor in typical cloud cover — use these for solar panel and shade-planning calculations.
Soil Temperature & Composting in Phoenix
Monthly soil temps tell you when to plant warm-season crops, and when your compost pile is actively working.
The practical takeaway: Mulched soil swings less. The mulch insulates against both winter cold and summer heat. In Phoenix, 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 Oct.
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 | 43°F | 50°F | 🐢 Slow | ~24 weeks |
| Feb | 46°F | 50°F | 🐢 Slow | ~24 weeks |
| Mar | 53°F | 55°F | ♻️ Active | ~14 weeks |
| Apr | 59°F | 62°F | ♻️ Active | ~14 weeks |
| May | 71°F | 69°F | 🔥 Peak | ~8 weeks |
| Jun | 80°F | 76°F | 🔥 Peak | ~8 weeks |
| Jul | 88°F | 82°F | 🔥 Peak | ~8 weeks |
| Aug | 91°F | 87°F | 🔥 Peak | ~8 weeks |
| Sep | 84°F | 82°F | 🔥 Peak | ~8 weeks |
| Oct | 71°F | 75°F | 🔥 Peak | ~8 weeks |
| Nov | 59°F | 65°F | ♻️ Active | ~14 weeks |
| Dec | 51°F | 57°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 Phoenix
Computed from local climate patterns — warmer, humid conditions increase pest generations and fungal disease risk.
What this means for you: Pollinators are the good bugs. Pest pressure is the bad bugs. Phoenix's climate makes both more abundant in warm humid regions, and rarer in cold dry ones — plan habitat to encourage the good while managing the bad.
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 | High | 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 Phoenix
Cover crops protect bare soil, fix nitrogen, suppress weeds, and improve soil structure — with planting dates calibrated for your area.
What this means for you: Bare soil is wasted soil — it loses nutrients to rain, dries out, compacts, and gets taken over by weeds. Cover crops (clovers, ryegrass, vetch, peas) are the "between seasons" trick that makes soil better every year. In Phoenix, you can fit a cover crop into the gaps.
Spring Cover Crops (4 options) — Build soil before the main growing season
| Crop | Plant By | Terminate | N-Fixing | Soil Benefit |
|---|---|---|---|---|
| Buckwheat | May 14 | Aug 1 | — | Rapid growth, attracts pollinators, suppresses weeds |
| Cowpeas (southern peas) | May 17 | Aug 15 | ✓ Yes | Excellent nitrogen fixer for warm climates, edible |
| Sorghum-sudan grass | May 11 | Aug 1 | — | Massive biomass, breaks compaction, suppresses nematodes |
| White clover | Apr 6 | Aug 1 | ✓ 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 20 | Sep 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 | Aug 16 | Apr 23 | ✓ Yes | Fixes nitrogen, good for heavy clay soils |
| Crimson clover | Aug 6 | Apr 23 | ✓ Yes | Fixes nitrogen, attracts pollinators in spring |
| Daikon radish | Aug 13 | Apr 23 | — | Deep taproot breaks compaction, excellent for clay soils |
| Hairy vetch | Jul 15 | Apr 23 | ✓ Yes | Excellent nitrogen fixer, good for depleted soils |
| Oats | Sep 7 | Apr 16 | — | Quick biomass, winterkills in cold zones — no spring tillage needed |
| Winter rye | Jul 13 | Apr 23 | — | Suppresses weeds, prevents erosion, breaks up compacted soil |
| Winter wheat | Jul 5 | Apr 23 | — | Erosion control, weed suppression, good biomass |
Wind & Microclimate in Phoenix
What this means for you: Wind is the silent water thief. Every breeze pulls moisture from leaves and soil. Phoenix's 3.9 mph average is one piece of the watering math: rainfall + irrigation must exceed evaporation + transpiration, and wind boosts both losses.
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: 10 mph Winter: 13 mph
Prevailing wind: SW. Moderate wind — consider a temporary windbreak for young seedlings.
Windbreak Benefit
5.2/10
Moderately beneficial — a simple fence or trellis can protect delicate crops from wind stress.
Frost Pocket Risk
Moderate
Some terrain variation (866 ft range). Garden on slopes or higher ground if possible to avoid late-season frost pockets.
Rainwater Harvesting in Phoenix
How much water you can collect, when to collect it, and what size system you need for your garden.
Quick context: Most gardens use 0.5-1 gallon per square foot per week in summer. Phoenix's 20" annual rainfall is enough to cover most needs if you can capture it. Rain barrels under downspouts are the simplest entry point.
Annual Collection
22,976 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 46.1 inches of rain per year
- A 1,000 sq ft roof can collect roughly 22,976 gallons annually
- Rainwater harvesting is fully legal in your state
- Use a first-flush diverter to keep roof debris out of your collection
🥬 Vegetables to Grow in Phoenix
114 vegetables matched to Zone 8a with planting dates calibrated for Phoenix.
Show all 114 vegetables with dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Harvest | Days to Maturity |
|---|---|---|---|---|---|---|
| Acorn Squash | Apr 9 | May 14 | May 21 | — | Aug 13 – Sep 17 | 80–100 |
| Amaranth | Mar 19 | May 14 | May 21 | — | Aug 20 – Oct 8 | 90–120 |
| Artichoke | — | — | May 21 | — | Sep 24 – Dec 3 | 120–180 |
| Arugula | Apr 2 | Apr 23 | May 7 | Aug 1 | Jun 11 – Aug 13 | 30–50 |
| Asparagus | — | — | May 21 | — | — | 730–1095 |
| Beets | — | Apr 23 | — | Aug 1 | Jun 18 – Jul 16 | 50–70 |
| Belgian Endive | Apr 2 | Apr 23 | May 7 | Aug 1 | Aug 27 – Oct 22 | 110–150 |
| Bitter Melon | Mar 19 | May 14 | May 21 | — | Jul 23 – Sep 3 | 60–90 |
| Black Beans | — | May 14 | — | — | Aug 13 – Oct 1 | 90–120 |
| Bok Choy | Apr 2 | Apr 23 | May 7 | Aug 1 | Jun 18 – Jul 23 | 40–60 |
| Broccoli | Apr 2 | Apr 23 | May 7 | Aug 1 | Jul 9 – Aug 20 | 60–90 |
| Broccoli Rabe | Apr 2 | Apr 23 | May 7 | Aug 1 | Jun 18 – Jul 23 | 40–60 |
| Brussels Sprouts | Apr 2 | Apr 23 | May 7 | Aug 1 | Aug 6 – Oct 1 | 90–130 |
| Butternut Squash | Apr 9 | May 14 | May 21 | — | Aug 20 – Sep 24 | 85–110 |
| Cabbage | Apr 2 | Apr 23 | May 7 | Aug 1 | Jul 9 – Sep 3 | 60–100 |
| Calabash | Mar 19 | May 14 | May 21 | — | Aug 13 – Oct 8 | 80–120 |
| Cardoon | — | — | May 21 | — | Sep 24 – Nov 5 | 120–150 |
| Carrots | — | Apr 23 | — | Aug 1 | Jun 25 – Jul 30 | 60–80 |
| Cauliflower | Apr 2 | Apr 23 | May 7 | Aug 1 | Jul 2 – Sep 3 | 55–100 |
| Celeriac | Apr 2 | Apr 23 | May 7 | Aug 1 | Aug 20 – Sep 24 | 100–120 |
| Celery | Apr 2 | Apr 23 | May 7 | Aug 1 | Jul 30 – Sep 24 | 80–120 |
| Celtuce | Apr 2 | Apr 23 | May 7 | Aug 1 | Jul 9 – Aug 20 | 60–90 |
| Chard | Apr 2 | Apr 23 | May 7 | Aug 1 | Jul 2 – Aug 20 | 50–60 |
| Chayote | Mar 19 | May 14 | May 21 | — | Sep 24 – Dec 3 | 120–180 |
| Chickpeas | Apr 2 | Apr 23 | May 7 | Aug 1 | Jul 30 – Sep 10 | 80–110 |
| Chicory | Apr 2 | Apr 23 | May 7 | Aug 1 | Jul 9 – Aug 20 | 60–85 |
| Chinese Cabbage | Apr 2 | Apr 23 | May 7 | Aug 1 | Jul 2 – Jul 30 | 50–70 |
| Christmas Lima Beans | Mar 19 | May 14 | May 21 | — | Aug 13 – Sep 17 | 80–100 |
| Collard Greens | Apr 2 | Apr 23 | May 7 | Aug 1 | Jul 2 – Sep 3 | 55–75 |
| Corn | — | May 14 | — | — | Jul 16 – Sep 10 | 60–100 |
| Cowpeas | — | May 14 | — | — | Jul 16 – Aug 27 | 60–90 |
| Cress | Apr 2 | Apr 23 | May 7 | Aug 1 | May 21 – Jun 11 | 14–21 |
| Crookneck Squash | Apr 9 | May 14 | May 21 | — | Jul 9 – Aug 6 | 45–60 |
| Crosne | — | Apr 23 | — | Aug 1 | Sep 24 – Nov 26 | 150–200 |
| Cucumber | Apr 9 | May 14 | May 21 | — | Jul 16 – Sep 10 | 50–70 |
| Daikon | — | Apr 23 | — | Aug 1 | Jun 18 – Jul 16 | 50–70 |
| Delicata Squash | Apr 9 | May 14 | May 21 | — | Aug 13 – Sep 17 | 80–100 |
| Edamame | — | May 14 | — | — | Jul 30 – Sep 10 | 75–100 |
| Eggplant | Mar 5 | May 14 | May 21 | — | Jul 30 – Oct 1 | 65–85 |
| Endive | Apr 2 | Apr 23 | May 7 | Aug 1 | Jun 25 – Jul 30 | 45–65 |
| Escarole | Apr 2 | Apr 23 | May 7 | Aug 1 | Jul 2 – Jul 30 | 50–70 |
| Fava Beans | Apr 2 | Apr 23 | May 7 | Aug 1 | Jul 23 – Sep 3 | 75–100 |
| Fennel | Mar 19 | May 14 | May 21 | — | Jul 23 – Sep 3 | 60–90 |
| Garlic | — | — | — | Aug 29 | Nov 28 – May 15 | 90–240 |
| Ginger | Mar 19 | May 14 | May 21 | — | Jan 21 – Feb 4 | 240–300 |
| Green Beans | — | May 14 | — | — | Jul 9 – Sep 3 | 50–65 |
| Horseradish | — | — | May 21 | — | Sep 24 – Dec 3 | 120–180 |
| Hot Peppers | Mar 5 | May 14 | May 21 | — | Jul 30 – Nov 5 | 70–120 |
| Hubbard Squash | Apr 9 | May 14 | May 21 | — | Sep 3 – Oct 8 | 100–120 |
| Jicama | Mar 19 | May 14 | May 21 | — | Sep 24 – Dec 3 | 120–180 |
| Kabocha | Apr 9 | May 14 | May 21 | — | Aug 20 – Sep 17 | 85–100 |
| Kai Lan | Apr 2 | Apr 23 | May 7 | Aug 1 | Jun 25 – Jul 23 | 45–60 |
| Kale | Apr 2 | Apr 23 | May 7 | Aug 1 | Jul 2 – Aug 27 | 50–70 |
| Kidney Beans | — | May 14 | — | — | Aug 13 – Sep 17 | 85–110 |
| Kohlrabi | Apr 2 | Apr 23 | May 7 | Aug 1 | Jun 25 – Jul 30 | 45–65 |
| Komatsuna | Apr 2 | Apr 23 | May 7 | Aug 1 | Jun 11 – Jul 16 | 35–50 |
| Leeks | Apr 2 | Apr 23 | May 7 | Aug 1 | Aug 6 – Oct 22 | 90–150 |
| Lentils | Apr 2 | Apr 23 | May 7 | Aug 1 | Jul 30 – Sep 10 | 80–110 |
| Lettuce | Apr 2 | Apr 23 | May 7 | Aug 1 | Jun 11 – Aug 20 | 30–60 |
| Lima Beans | — | May 14 | — | — | Jul 16 – Aug 27 | 60–90 |
| Loofah | Mar 19 | May 14 | May 21 | — | Sep 3 – Nov 5 | 100–150 |
| Luffa | Mar 19 | May 14 | May 21 | — | Aug 20 – Nov 5 | 90–150 |
| Mache | Apr 2 | Apr 23 | May 7 | Aug 1 | Jun 18 – Jul 23 | 40–60 |
| Malabar Spinach | Mar 19 | May 14 | May 21 | — | Jul 16 – Aug 13 | 55–70 |
| Melon | Apr 9 | May 14 | May 21 | — | Jul 30 – Sep 17 | 70–100 |
| Microgreens | Apr 2 | Apr 23 | May 7 | Aug 1 | May 14 – Jun 11 | 7–21 |
| Mitsuba | Apr 2 | Apr 23 | Apr 30 | Aug 1 | Jun 25 – Aug 20 | 50–70 |
| Mizuna | Apr 2 | Apr 23 | May 7 | Aug 1 | Jun 11 – Jul 9 | 30–45 |
| Mustard Greens | Apr 2 | Apr 23 | May 7 | Aug 1 | Jun 11 – Aug 13 | 30–50 |
| Napa Cabbage | Apr 2 | Apr 23 | May 7 | Aug 1 | Jul 2 – Aug 6 | 55–75 |
| New Zealand Spinach | Mar 19 | May 14 | May 21 | — | Jul 16 – Aug 13 | 55–70 |
| Okra | Mar 19 | May 14 | May 21 | — | Jul 16 – Sep 10 | 50–65 |
| Onion | Apr 2 | Apr 23 | May 7 | Aug 1 | Aug 6 – Sep 24 | 90–120 |
| Pac Choi | Apr 2 | Apr 23 | May 7 | Aug 1 | Jun 18 – Jul 16 | 40–55 |
| Parsnip | — | Apr 23 | — | Aug 1 | Aug 6 – Sep 17 | 100–130 |
| Patty Pan Squash | Apr 9 | May 14 | May 21 | — | Jul 9 – Aug 6 | 45–60 |
| Peas | Apr 2 | Apr 23 | May 7 | Aug 1 | Jul 2 – Aug 27 | 55–70 |
| Peppers | Mar 5 | May 14 | May 21 | — | Jul 23 – Oct 1 | 60–90 |
| Pole Beans | Mar 19 | May 14 | May 21 | — | Jul 16 – Sep 10 | 55–70 |
| Potatoes | Mar 19 | May 14 | May 21 | — | Jul 30 – Oct 8 | 70–120 |
| Pumpkin | Apr 9 | May 14 | May 21 | — | Aug 20 – Oct 8 | 85–120 |
| Purslane | Apr 2 | Apr 23 | May 7 | Aug 1 | Jun 18 – Jul 23 | 40–60 |
| Radicchio | Apr 2 | Apr 23 | May 7 | Aug 1 | Jul 9 – Aug 13 | 60–80 |
| Radish | — | Apr 23 | — | Aug 1 | May 21 – Jun 11 | 22–35 |
| Rhubarb | — | — | May 28 | — | — | 365–730 |
| Romanesco | Apr 2 | Apr 23 | May 7 | Aug 1 | Jul 23 – Sep 3 | 75–100 |
| Rutabaga | — | Apr 23 | — | Aug 1 | Jul 16 – Aug 20 | 80–100 |
| Salsify | — | Apr 23 | — | Aug 1 | Aug 6 – Sep 17 | 100–130 |
| Savoy Cabbage | Apr 2 | Apr 23 | May 7 | Aug 1 | Jul 16 – Sep 10 | 70–110 |
| Scallions | Apr 2 | Apr 23 | May 7 | Aug 1 | Jul 2 – Jul 30 | 50–70 |
| Scarlet Runner Beans | Mar 19 | May 14 | May 21 | — | Jul 23 – Aug 27 | 60–80 |
| Shallot | Apr 2 | Apr 23 | May 7 | Aug 1 | Aug 6 – Sep 24 | 90–120 |
| Shiso | Mar 19 | May 14 | May 21 | — | Jul 16 – Sep 10 | 50–70 |
| Snap Peas | Mar 19 | May 14 | May 21 | — | Jul 16 – Sep 10 | 55–70 |
| Snow Peas | Apr 2 | Apr 23 | May 7 | Aug 1 | Jul 2 – Aug 27 | 50–65 |
| Soybeans | — | May 14 | — | — | Aug 6 – Oct 1 | 80–120 |
| Spaghetti Squash | Apr 9 | May 14 | May 21 | — | Aug 20 – Sep 17 | 85–100 |
| Spinach | Apr 2 | Apr 23 | May 7 | Aug 1 | Jun 11 – Aug 13 | 35–50 |
| Squash (Summer) | Apr 9 | May 14 | May 21 | — | Jul 9 – Sep 10 | 45–65 |
| Squash (Winter) | Apr 9 | May 14 | May 21 | — | Aug 13 – Oct 8 | 80–120 |
| Sunchoke | — | — | May 21 | — | Sep 10 – Nov 5 | 110–150 |
| Sweet Corn | — | May 14 | — | — | Jul 16 – Aug 27 | 60–90 |
| Sweet Potatoes | Mar 19 | May 14 | May 21 | — | Aug 20 – Oct 8 | 90–120 |
| Tatsoi | Apr 2 | Apr 23 | May 7 | Aug 1 | Jun 11 – Jul 16 | 35–50 |
| Tomatillo | Mar 19 | May 14 | May 21 | — | Jul 23 – Oct 1 | 60–85 |
| Tomatoes | Mar 19 | May 14 | May 21 | — | Jul 23 – Oct 1 | 60–85 |
| Turmeric | Mar 19 | May 14 | May 21 | — | Jan 21 – Feb 4 | 240–300 |
| Turnip | — | Apr 23 | — | Aug 1 | Jun 4 – Jul 9 | 40–60 |
| Watercress | Apr 2 | Apr 23 | May 7 | Aug 1 | Jun 18 – Jul 23 | 40–60 |
| Watermelon | Apr 9 | May 14 | May 21 | — | Jul 30 – Sep 17 | 70–100 |
| Wax Beans | — | May 14 | — | — | Jul 9 – Sep 3 | 50–65 |
| Winter Melon | Mar 19 | May 14 | May 21 | — | Aug 20 – Oct 8 | 90–120 |
| Yard Long Beans | Mar 19 | May 14 | May 21 | — | Jul 16 – Aug 27 | 55–80 |
| Zucchini | Apr 9 | May 14 | May 21 | — | Jul 9 – Sep 3 | 45–60 |
🍓 Fruits to Grow in Phoenix
27 fruits matched to Zone 8a with planting dates calibrated for Phoenix.
Show all 27 fruits with dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Harvest | Days to Maturity |
|---|---|---|---|---|---|---|
| Alpine Strawberries | — | — | May 28 | — | Aug 27 – Dec 10 | 90–180 |
| Aronia | — | — | May 28 | — | — | 730–1095 |
| Blackberries | — | — | May 28 | — | — | 365–730 |
| Blueberries | — | — | May 28 | — | — | 730–1095 |
| Boysenberries | — | — | May 28 | — | — | 365–730 |
| Cantaloupe | — | — | May 28 | — | Aug 6 – Sep 10 | 70–90 |
| Che Fruit | — | — | May 28 | — | — | 1095–1825 |
| Elderberries | — | — | May 28 | — | — | 730–1095 |
| Figs | — | — | May 28 | — | — | 730–1825 |
| Goji Berries | — | — | May 28 | — | — | 730–1095 |
| Gooseberries | — | — | May 28 | — | — | 730–1095 |
| Grapes | — | — | May 28 | — | — | 730–1095 |
| Ground Cherry | — | — | May 28 | — | Aug 6 – Oct 1 | 65–80 |
| Hardy Kiwi | — | — | May 28 | — | — | 1095–1825 |
| Honeydew | — | — | May 28 | — | Aug 20 – Oct 1 | 80–110 |
| Jostaberry | — | — | May 28 | — | — | 730–1095 |
| Kiwi | — | — | May 28 | — | — | 1095–1825 |
| Loquat | — | — | May 28 | — | — | 730–1825 |
| Medlar | — | — | May 28 | — | — | 1095–1825 |
| Mulberries | — | — | May 28 | — | — | 730–1825 |
| Pawpaw | — | — | May 28 | — | — | 1095–2555 |
| Persimmon | — | — | May 28 | — | — | 1095–2555 |
| Pomegranate | — | — | May 28 | — | — | 730–1095 |
| Quince | — | — | May 28 | — | — | 1095–1825 |
| Raspberries | — | — | May 28 | — | — | 365–730 |
| Serviceberries | — | — | May 28 | — | — | 730–1095 |
| Strawberries | — | — | May 28 | — | Aug 27 – Feb 11 | 90–365 |
🌿 Herbs to Grow in Phoenix
39 herbs matched to Zone 8a with planting dates calibrated for Phoenix.
Show all 39 herbs with dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Harvest | Days to Maturity |
|---|---|---|---|---|---|---|
| Angelica | Apr 2 | Apr 23 | Apr 30 | Aug 1 | — | 365–730 |
| Anise | Apr 2 | Apr 23 | Apr 30 | Aug 1 | Jul 30 – Oct 15 | 90–120 |
| Basil | Mar 19 | May 14 | May 21 | — | Jul 16 – Sep 17 | 50–75 |
| Bee Balm | — | — | May 14 | — | Aug 13 – Oct 29 | 90–120 |
| Borage | Apr 2 | Apr 23 | Apr 30 | Aug 1 | Jun 25 – Aug 13 | 50–60 |
| Caraway | Apr 2 | Apr 23 | Apr 30 | Aug 1 | — | 365–450 |
| Catnip | — | — | May 14 | — | Jul 16 – Sep 17 | 60–80 |
| Chamomile | Apr 2 | Apr 23 | Apr 30 | Aug 1 | Jul 2 – Sep 10 | 60–90 |
| Chervil | Apr 2 | Apr 23 | Apr 30 | Aug 1 | Jun 11 – Aug 13 | 40–60 |
| Chives | — | — | May 14 | — | Jul 16 – Sep 24 | 60–90 |
| Cilantro | Apr 2 | Apr 23 | Apr 30 | Aug 1 | Jun 11 – Aug 13 | 40–60 |
| Comfrey | — | — | May 14 | — | Jul 16 – Sep 24 | 60–90 |
| Cumin | Apr 2 | Apr 23 | Apr 30 | Aug 1 | Aug 13 – Oct 15 | 100–120 |
| Dill | Apr 2 | Apr 23 | Apr 30 | Aug 1 | Jun 11 – Aug 13 | 40–60 |
| Epazote | Mar 19 | May 14 | May 21 | — | Jul 9 – Sep 3 | 45–60 |
| Fennel (herb) | Apr 2 | Apr 23 | Apr 30 | Aug 1 | Jul 2 – Sep 10 | 60–90 |
| Feverfew | — | — | May 14 | — | Aug 13 – Oct 29 | 90–120 |
| Garlic Chives | — | — | May 14 | — | Jul 16 – Sep 24 | 60–90 |
| Horehound | — | — | May 14 | — | Jul 30 – Sep 24 | 75–90 |
| Hyssop | — | — | May 14 | — | Jul 23 – Sep 24 | 70–90 |
| Lemon Balm | — | — | May 14 | — | Jul 16 – Sep 3 | 60–70 |
| Lemon Thyme | — | — | May 14 | — | Jul 23 – Sep 24 | 70–90 |
| Lemon Verbena | Mar 19 | May 14 | May 21 | — | Jul 23 – Oct 1 | 60–90 |
| Lemongrass | Mar 19 | May 14 | May 21 | — | Aug 6 – Nov 5 | 75–120 |
| Lovage | — | — | May 14 | — | Jul 23 – Sep 24 | 70–90 |
| Marjoram | — | — | May 14 | — | Jul 16 – Sep 24 | 60–90 |
| Mint | — | — | May 14 | — | Jul 16 – Sep 24 | 60–90 |
| Oregano | — | — | May 14 | — | Jul 16 – Sep 24 | 60–90 |
| Parsley | Apr 2 | Apr 23 | Apr 30 | Aug 1 | Jul 2 – Sep 3 | 60–80 |
| Rosemary | — | — | May 14 | — | Aug 6 – Dec 24 | 80–180 |
| Rue | — | — | May 14 | — | Jul 23 – Sep 24 | 70–90 |
| Sage | — | — | May 14 | — | Jul 30 – Sep 24 | 75–90 |
| Savory | — | — | May 14 | — | Jul 9 – Sep 3 | 50–70 |
| Sorrel | Apr 2 | Apr 23 | Apr 30 | Aug 1 | Jun 11 – Aug 13 | 40–60 |
| Stevia | Mar 19 | May 14 | May 21 | — | Jul 23 – Oct 1 | 60–90 |
| Tarragon | — | — | May 14 | — | Jul 16 – Sep 24 | 60–90 |
| Thai Basil | Mar 19 | May 14 | May 21 | — | Jul 16 – Sep 17 | 50–75 |
| Thyme | — | — | May 14 | — | Jul 23 – Sep 24 | 70–90 |
| Valerian | — | — | May 14 | — | Sep 17 – Dec 24 | 120–180 |
🌸 Flowers to Grow in Phoenix
54 flowers matched to Zone 8a with planting dates calibrated for Phoenix.
Show all 54 flowers with dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Bloom | Days to Maturity |
|---|---|---|---|---|---|---|
| Ageratum | Mar 26 | Apr 30 | Apr 30 | — | Jun 25 – Nov 12 | 60–75 |
| Alliums | — | — | — | Sep 5 | Oct 3 – Oct 24 | 28–42 |
| Anemones | — | — | — | Aug 15 | Aug 29 – Sep 26 | 90–120 |
| Astilbe | Mar 12 | — | May 7 | — | Jul 16 – Sep 3 | 70–100 |
| Bachelor's Button | — | Mar 26 | Apr 23 | Aug 15 | Jun 25 – Oct 8 | 60–90 |
| Begonias | Feb 26 | — | Apr 30 | — | Jul 9 – Nov 26 | 70–90 |
| Black-eyed Susan | Mar 12 | Apr 30 | May 7 | — | Jul 16 – Dec 3 | 60–80 |
| Bleeding Hearts | Mar 12 | — | May 7 | — | Jun 25 – Jul 23 | 60–90 |
| Calendula | — | Mar 26 | Apr 23 | Aug 1 | Jun 11 – Oct 22 | 50–70 |
| California Poppy | — | — | — | Aug 15 | Oct 24 – Jan 30 | 60–90 |
| Celosia | Apr 9 | Apr 30 | Apr 30 | — | Jul 2 – Nov 26 | 60–90 |
| Columbine | Mar 12 | May 7 | May 7 | — | Jun 25 – Jul 23 | 70–100 |
| Coreopsis | Mar 12 | Apr 30 | May 7 | — | Jul 9 – Dec 3 | 60–80 |
| Cosmos | Apr 9 | Apr 23 | Apr 23 | — | Jul 2 – Nov 19 | 60–90 |
| Crocus | — | — | — | Sep 12 | Aug 15 – Sep 5 | 10–20 |
| Daffodils | — | — | — | Sep 5 | Aug 15 – Sep 12 | 20–40 |
| Dahlias | Apr 16 | May 7 | May 7 | — | Jul 16 – Dec 17 | 70–120 |
| Daylily | Mar 12 | — | May 7 | — | Jul 16 – Dec 3 | 60–90 |
| Dianthus | Mar 12 | Mar 26 | Apr 2 | — | May 21 – Aug 6 | 60–80 |
| Echinacea (Purple Coneflower) | Mar 12 | May 7 | May 7 | — | Jul 16 – Dec 3 | 70–90 |
| Foxglove | Mar 12 | May 7 | May 7 | — | Jun 25 – Jul 23 | 80–120 |
| Freesia | — | — | — | Aug 29 | Sep 26 – Oct 24 | 84–112 |
| Gaillardia (Blanket Flower) | Mar 19 | Apr 30 | Apr 30 | — | Jul 9 – Dec 24 | 70–100 |
| Geraniums | Feb 26 | — | Apr 30 | — | Jul 9 – Nov 26 | 70–100 |
| Gladiolus | — | May 7 | May 7 | — | Jul 16 – Dec 17 | 70–100 |
| Hostas | Mar 5 | — | May 7 | — | Jul 16 – Nov 19 | 60–90 |
| Hyacinths | — | — | — | Sep 12 | Sep 5 – Sep 26 | 14–28 |
| Hydrangeas | Mar 5 | — | May 7 | — | Jul 16 – Nov 19 | 90–150 |
| Impatiens | Mar 12 | — | May 7 | — | Jul 16 – Dec 3 | 60–75 |
| Irises | — | Division | May 7 | — | Jun 25 – Jul 30 | 60–100 |
| Larkspur | — | Apr 9 | — | Aug 1 | Jun 18 – Sep 24 | 60–90 |
| Lavender | Mar 5 | — | May 14 | — | Jul 23 – Oct 29 | 90–120 |
| Lilies | — | Division | May 7 | — | Jul 16 – Nov 5 | 70–120 |
| Lobelia | Mar 12 | — | Apr 2 | — | May 28 – Jul 23 | 70–80 |
| Lupine | Mar 12 | May 7 | May 7 | — | Jun 25 – Jul 23 | 75–100 |
| Marigolds | Mar 26 | Apr 30 | Apr 30 | — | Jun 25 – Oct 29 | 50–70 |
| Nasturtium | Apr 9 | Apr 30 | Apr 30 | — | Jun 25 – Nov 26 | 55–65 |
| Pansy | Feb 26 | — | Apr 23 | Aug 1 | Jun 18 – Sep 24 | 70–90 |
| Peonies | — | Division | May 7 | — | Jul 2 – Jul 30 | 90–120 |
| Petunia | Mar 12 | — | May 7 | — | Jul 16 – Nov 19 | 70–90 |
| Phlox | Mar 12 | May 7 | May 7 | — | Jul 16 – Sep 24 | 80–110 |
| Portulaca | Apr 9 | Apr 30 | Apr 30 | — | Jun 18 – Nov 12 | 50–70 |
| Ranunculus | — | — | — | Aug 15 | Aug 29 – Oct 3 | 90–120 |
| Roses | Mar 5 | — | May 7 | — | Jul 16 – Dec 3 | 90–180 |
| Salvia | Mar 12 | — | Apr 30 | — | Jul 9 – Nov 26 | 70–90 |
| Sedum (Stonecrop) | Mar 12 | — | May 7 | — | Aug 27 – Nov 19 | 60–90 |
| Snapdragon | Feb 26 | Apr 2 | Apr 23 | Aug 1 | Jul 2 – Oct 22 | 70–100 |
| Sunflower | Apr 16 | Apr 30 | Apr 30 | — | Jul 23 – Nov 26 | 70–100 |
| Sweet Alyssum | Mar 26 | Apr 2 | Apr 23 | Aug 15 | Jun 4 – Sep 24 | 45–60 |
| Sweet Pea | — | — | — | Aug 8 | Oct 17 – Jan 9 | 65–85 |
| Tulips | — | — | — | Sep 12 | Aug 29 – Sep 26 | 15–30 |
| Vinca (Annual) | Feb 26 | — | Apr 30 | — | Jul 9 – Nov 26 | 70–90 |
| Yarrow | Mar 12 | Apr 30 | May 7 | — | Jul 9 – Dec 3 | 60–90 |
| Zinnia | Apr 9 | Apr 30 | Apr 30 | — | Jul 9 – Nov 26 | 60–70 |
Monthly Planting Guide for Phoenix
ZIP Codes in Phoenix
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 Jackson County.
Your Jackson County Garden Planner — Free
A 22-page printable planner built for Jackson County (Zone 8a). 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