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Cape Breton, NS — Planting Guide

Cape Breton is in Zone 6b. The average last spring frost is April 14 and the first fall frost is October 18, giving you a growing season of approximately 187 days.

At an elevation of 30 m, Cape Breton receives approximately 902 mm of rainfall annually. Summer highs average 28°C with winter lows around -8°C. The predominant soil type is Sandy Loam.

🌡️ Zone

6b (-5°F to 0°F min)

❄️ Last Frost

April 14

🍂 First Frost

October 18

📅 Growing Season

187 days

⛰️ Elevation

30 m

🌧️ Annual Rainfall

902 mm

Cape Breton, NS Moderate season
187 days
Last Spring Frost April 14
187 growing days
First Fall Frost October 18

Monthly Watering Calendar

When you'll need to water your garden — based on average monthly rainfall vs. the ~25 mm/week most gardens need.

25mm/wk 0mm 33mm 64mm 97mm 127mm Jan 38mm Feb 36mm +43mm Mar 66mm +15mm Apr 94mm May 107mm Jun 122mm +23mm Jul 86mm +18mm Aug 91mm +30mm Sep 79mm +38mm Oct 71mm Nov 61mm Dec 51mm
Rainfall sufficient Supplemental water needed Heavy watering required - - - 1"/week garden need
View detailed monthly data
MonthAvg RainfallRainy DaysExtra Water NeededWatering Effort
Jan 38 mm 8 days None
Feb 36 mm 7 days None
Mar 66 mm 9 days 43 mm High
Apr 94 mm 9 days 15 mm Moderate
May 107 mm 11 days 3 mm Low
Jun 122 mm 10 days Low
Jul 86 mm 8 days 23 mm Moderate
Aug 91 mm 9 days 18 mm Moderate
Sep 79 mm 8 days 30 mm Moderate
Oct 71 mm 7 days 38 mm Moderate
Nov 61 mm 8 days None
Dec 51 mm 7 days None

Annual total: 902 mm. 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.

Cape Breton Soil Profile

Soil Type

Sandy Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Gardening Difficulty Score

95 Excellent
Frost Timing Risk
0.0/10
Drought Risk
0.0/10
Soil Difficulty
3.0/10
Altitude Challenge
0.0/10
Climate Shift
0.0/10
Rainfall Challenge
0.0/10

Cape Breton is a very forgiving place to garden. Most plants thrive here with minimal effort.

Zone 6b Frost Countdown
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Last Frost: Apr 14 First Frost: Oct 18

Local Gardening Help in Cape Breton

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 Cape Breton's climate and soil.

County Extension Office

Cape Breton Extension Office

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 Cape Breton

Soil testing Pest identification
Finding local nurseries & garden centers in Cape Breton

Why Buy Local

Local nurseries carry plants that are proven to grow in your area. Staff can give you advice specific to Cape Breton'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 Cape Breton NS" or "garden center Cape Breton" 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 Cape Breton NS" or check your extension office and local parks department. Facebook groups like "Cape Breton Gardeners" or "Nova Scotia 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
After Okra (harvest ends Aug 19) 57 days until frost
After Peppers (harvest ends Sep 9) 36 days until frost
After Onion (harvest ends Sep 2) 43 days until frost
After Kale (harvest ends Aug 5) 71 days until frost
After Snap Peas (harvest ends Aug 19) 57 days until frost
After Pole Beans (harvest ends Aug 19) 57 days until frost

Sunlight & Day Length

Monthly daylight hours and peak sun — critical for onion varieties, photoperiod-sensitive plants, and solar garden planning.

Longest Day

15.6 hours

Summer solstice daylight

Shortest Day

8.4 hours

Winter solstice daylight

Peak Sun Hours

10.2 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.

14hr 12hr 2h 6h 10h 13h 17h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daylight hours (sunrise to sunset) Peak sun hours (direct sunlight after cloud cover) ▪ Gold zone = long day (14+ hr) ▪ Blue zone = short day (<12 hr)

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
MonthDaylight HoursPeak Sun HoursDay Length
January 8.8 hr 3.5 hr Short day
February 10.1 hr 4.5 hr Short day
March 11.6 hr 5.3 hr Short day
April 13.3 hr 7 hr Neutral
May 14.8 hr 8.8 hr Long day
June 15.6 hr 9.8 hr Long day
July 15.2 hr 10.2 hr Long day
August 14 hr 8.6 hr Long day
September 12.3 hr 7.2 hr Neutral
October 10.6 hr 5.6 hr Short day
November 9.2 hr 3.8 hr Short day
December 8.4 hr 3.2 hr Short day

Peak sun hours factor in typical cloud cover — use these for solar panel and shade-planning calculations.

Soil Temperature & Composting Calendar

Monthly soil temps tell you when to plant warm-season crops, and when your compost pile is actively working.

Plant Warm Crops When

Soil reaches 16°C+

Soil warm enough from May through Oct.

Best Month to Compost

Jun

Microbial activity peaks when soil is warm.

Active Composting

7 months

Solid season. Piles go dormant in winter.

16°C 21°C -12° 13° 26° 38° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
10 cm depth 20 cm depth - - - 16°C (corn, beans) - - - 21°C (tomatoes, peppers)
View detailed monthly data
MonthSoil 10cm DeepSoil 20cm DeepCompost ActivityTime to Finish
Jan -1°C 3°C ❄️ Dormant ~36 weeks
Feb -2°C 3°C ❄️ Dormant ~36 weeks
Mar 4°C 6°C ❄️ Dormant ~36 weeks
Apr 11°C 10°C ♻️ Active ~14 weeks
May 17°C 16°C ♻️ Active ~14 weeks
Jun 23°C 20°C 🔥 Peak ~8 weeks
Jul 26°C 23°C 🔥 Peak ~8 weeks
Aug 27°C 25°C 🔥 Peak ~8 weeks
Sep 24°C 23°C 🔥 Peak ~8 weeks
Oct 17°C 18°C ♻️ Active ~14 weeks
Nov 9°C 13°C 🐢 Slow ~24 weeks
Dec 3°C 7°C ❄️ Dormant ~36 weeks

Highlighted rows = soil 16°C+ (safe for warm-season transplants). Compost finishes fastest during peak activity months.

Pest & Disease Pressure in Cape Breton

Computed from local climate patterns — warmer, humid conditions increase pest generations and fungal disease risk.

Insect Pest Pressure

6.1 / 10

Moderate — common pests appear but manageable with monitoring.

Disease Risk

5.7 / 10

Moderate — watch for mildew and blight during wet periods.

Seasonal Risk

Spring Low
Summer High
Fall Low
Winter Low
View 6 common pests in your area
PestRisk LevelPeak Months
Aphids Moderate Apr, May, Jun, Jul, Aug, Sep
Japanese beetles High Jun, Jul, Aug
Squash vine borers Moderate Jun, Jul
Tomato hornworms Moderate Jun, Jul, Aug
Cucumber beetles Moderate May, Jun, Jul
Stink bugs Low Jun, Jul, Aug, Sep
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 Cape Breton

Cover crops protect bare soil, fix nitrogen, suppress weeds, and improve soil structure — with county-specific planting dates.

Spring Cover Crops (3 options) — Build soil before the main growing season
Crop Plant By Terminate N-Fixing Soil Benefit
Buckwheat Apr 24 Aug 16 Rapid growth, attracts pollinators, suppresses weeds
Sorghum-sudan grass Apr 22 Aug 16 Massive biomass, breaks compaction, suppresses nematodes
White clover Mar 17 Aug 23 ✓ 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 Apr 29 Sep 27 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 Mar 31 ✓ Yes Fixes nitrogen, good for heavy clay soils
Crimson clover Aug 10 Mar 31 ✓ Yes Fixes nitrogen, attracts pollinators in spring
Daikon radish Aug 27 Mar 24 Deep taproot breaks compaction, excellent for clay soils
Hairy vetch Aug 5 Mar 24 ✓ Yes Excellent nitrogen fixer, good for depleted soils
Oats Sep 15 Mar 24 Quick biomass, winterkills in cold zones — no spring tillage needed
Winter rye Jul 27 Mar 24 Suppresses weeds, prevents erosion, breaks up compacted soil
Winter wheat Jul 10 Mar 31 Erosion control, weed suppression, good biomass

Wind & Microclimate

Wind dries soil, stresses plants, and affects frost patterns. Understanding your exposure helps with garden placement.

Seasonal Wind Speed

Spring: 19 km/h   Summer: 15 km/h

Fall: 14 km/h   Winter: 20 km/h

Prevailing wind: SW. 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

Moderate

Some terrain variation (69 m range). Garden on slopes or higher ground if possible to avoid late-season frost pockets.

Rainwater Harvesting Potential

How much water you can collect, when to collect it, and what size system you need for your garden.

Annual Collection

66,968 L

Per 93 m² of roof area (at 80% collection efficiency)

Recommended Setup

6 rain barrels (208 L each)

For a typical 46 m² garden. Serious collectors: consider a 6,624 L tank.

Legal Status

Unrestricted

Rainwater harvesting is fully legal in your state with no restrictions.

Best Collection Months

Apr, May, Jun, Aug

Highest rainfall months — your barrels will fill up quickly during these months.

Months to Draw From Storage

Jan, Feb, Dec

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 35.5 inches of rain per year
  • A 1,000 sq ft roof can collect roughly 17,693 gallons annually
  • Rainwater harvesting is fully legal in your state
  • Stock up on stored water before your dry season (Jan, Feb, Dec)
  • Use a first-flush diverter to keep roof debris out of your collection

Soil & Growing Conditions in Cape Breton

Soil Type

Sandy Loam

Warms quickly and drains well. Add organic matter regularly to retain nutrients.

Watering Needs

Moderate rainfall (35.5 in.) — plan to water 1–2 times per week during the growing season.

Season Tips

187-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.

Free Garden Planner

Plan your entire garden season — organize planting dates, track what you're growing, and know exactly when to start seeds, transplant, and harvest.

Get My Free Planner →

Recommended for Your Garden

🫧
Vermiculite $12-22

Retain moisture and nutrients in sandy soils with expanded vermiculite.

🧪
Soil Test Kit $12-25

Test your soil pH, nitrogen, phosphorus, and potassium levels before planting.

📏
Digital pH Meter $10-20

Get instant, accurate soil pH readings to fine-tune your amendments.

🥬 Vegetables to Grow in Cape Breton

108 vegetables that grow well in Zone 6b with planting dates for Cape Breton.

Show all 108 vegetables with planting dates
Plant Start Indoors Direct Sow Transplant Harvest Days to Maturity
Acorn Squash Mar 10 Apr 21 Apr 28 Jul 21 – Aug 25 80–100
Amaranth Feb 17 Apr 21 Apr 28 Jul 28 – Sep 15 90–120
Arugula Mar 10 Mar 31 Apr 14 May 19 – Jul 21 30–50
Asparagus Apr 28 730–1095
Beets Mar 31 May 26 – Jun 23 50–70
Belgian Endive Mar 10 Mar 31 Apr 14 Aug 4 – Sep 29 110–150
Bitter Melon Feb 17 Apr 21 Apr 28 Jun 30 – Aug 11 60–90
Black Beans Apr 21 Jul 21 – Sep 8 90–120
Bok Choy Mar 10 Mar 31 Apr 14 May 26 – Jun 30 40–60
Broccoli Mar 10 Mar 31 Apr 14 Jun 16 – Jul 28 60–90
Broccoli Rabe Mar 10 Mar 31 Apr 14 May 26 – Jun 30 40–60
Brussels Sprouts Mar 10 Mar 31 Apr 14 Jul 14 – Sep 8 90–130
Butternut Squash Mar 10 Apr 21 Apr 28 Jul 28 – Sep 1 85–110
Cabbage Mar 10 Mar 31 Apr 14 Jun 16 – Aug 11 60–100
Calabash Feb 17 Apr 21 Apr 28 Jul 21 – Sep 15 80–120
Carrots Mar 31 Jun 2 – Jul 7 60–80
Cauliflower Mar 10 Mar 31 Apr 14 Jun 9 – Aug 11 55–100
Celeriac Mar 10 Mar 31 Apr 14 Jul 28 – Sep 1 100–120
Celery Mar 10 Mar 31 Apr 14 Jul 7 – Sep 1 80–120
Celtuce Mar 10 Mar 31 Apr 14 Jun 16 – Jul 28 60–90
Chard Mar 10 Mar 31 Apr 14 Jun 9 – Jul 28 50–60
Chickpeas Mar 10 Mar 31 Apr 14 Jul 7 – Aug 18 80–110
Chicory Mar 10 Mar 31 Apr 14 Jun 16 – Jul 28 60–85
Chinese Cabbage Mar 10 Mar 31 Apr 14 Jun 9 – Jul 7 50–70
Christmas Lima Beans Feb 17 Apr 21 Apr 28 Jul 21 – Aug 25 80–100
Collard Greens Mar 10 Mar 31 Apr 14 Jun 9 – Aug 11 55–75
Corn Apr 21 Jun 23 – Aug 18 60–100
Cowpeas Apr 21 Jun 23 – Aug 4 60–90
Cress Mar 10 Mar 31 Apr 14 Apr 28 – May 19 14–21
Crookneck Squash Mar 10 Apr 21 Apr 28 Jun 16 – Jul 14 45–60
Crosne Mar 31 Sep 1 – Oct 13 150–200
Cucumber Mar 10 Apr 21 Apr 28 Jun 23 – Aug 18 50–70
Daikon Mar 31 May 26 – Jun 23 50–70
Delicata Squash Mar 10 Apr 21 Apr 28 Jul 21 – Aug 25 80–100
Edamame Apr 21 Jul 7 – Aug 18 75–100
Eggplant Feb 3 Apr 21 Apr 28 Jul 7 – Sep 8 65–85
Endive Mar 10 Mar 31 Apr 14 Jun 2 – Jul 7 45–65
Escarole Mar 10 Mar 31 Apr 14 Jun 9 – Jul 7 50–70
Fava Beans Mar 10 Mar 31 Apr 14 Jun 30 – Aug 11 75–100
Fennel Feb 17 Apr 21 Apr 28 Jun 30 – Aug 11 60–90
Garlic 90–240
Green Beans Apr 21 Jun 16 – Aug 11 50–65
Horseradish Apr 28 Sep 1 – Nov 10 120–180
Hot Peppers Feb 3 Apr 21 Apr 28 Jul 7 – Oct 13 70–120
Hubbard Squash Mar 10 Apr 21 Apr 28 Aug 11 – Sep 15 100–120
Kabocha Mar 10 Apr 21 Apr 28 Jul 28 – Aug 25 85–100
Kai Lan Mar 10 Mar 31 Apr 14 Jun 2 – Jun 30 45–60
Kale Mar 10 Mar 31 Apr 14 Jun 9 – Aug 4 50–70
Kidney Beans Apr 21 Jul 21 – Aug 25 85–110
Kohlrabi Mar 10 Mar 31 Apr 14 Jun 2 – Jul 7 45–65
Komatsuna Mar 10 Mar 31 Apr 14 May 19 – Jun 23 35–50
Leeks Mar 10 Mar 31 Apr 14 Jul 14 – Sep 29 90–150
Lentils Mar 10 Mar 31 Apr 14 Jul 7 – Aug 18 80–110
Lettuce Mar 10 Mar 31 Apr 14 May 19 – Jul 28 30–60
Lima Beans Apr 21 Jun 23 – Aug 4 60–90
Loofah Feb 17 Apr 21 Apr 28 Aug 11 – Oct 13 100–150
Luffa Feb 17 Apr 21 Apr 28 Jul 28 – Oct 13 90–150
Mache Mar 10 Mar 31 Apr 14 May 26 – Jun 30 40–60
Melon Mar 10 Apr 21 Apr 28 Jul 7 – Aug 25 70–100
Microgreens Mar 10 Mar 31 Apr 14 Apr 21 – May 19 7–21
Mitsuba Mar 10 Mar 31 Apr 7 Jun 2 – Jul 28 50–70
Mizuna Mar 10 Mar 31 Apr 14 May 19 – Jun 16 30–45
Mustard Greens Mar 10 Mar 31 Apr 14 May 19 – Jul 21 30–50
Napa Cabbage Mar 10 Mar 31 Apr 14 Jun 9 – Jul 14 55–75
New Zealand Spinach Feb 17 Apr 21 Apr 28 Jun 23 – Jul 21 55–70
Okra Feb 17 Apr 21 Apr 28 Jun 23 – Aug 18 50–65
Onion Mar 10 Mar 31 Apr 14 Jul 14 – Sep 1 90–120
Pac Choi Mar 10 Mar 31 Apr 14 May 26 – Jun 23 40–55
Parsnip Mar 31 Jul 14 – Aug 25 100–130
Patty Pan Squash Mar 10 Apr 21 Apr 28 Jun 16 – Jul 14 45–60
Peas Mar 10 Mar 31 Apr 14 Jun 9 – Aug 4 55–70
Peppers Feb 3 Apr 21 Apr 28 Jun 30 – Sep 8 60–90
Pole Beans Feb 17 Apr 21 Apr 28 Jun 23 – Aug 18 55–70
Potatoes Feb 17 Apr 21 Apr 28 Jul 7 – Sep 15 70–120
Pumpkin Mar 10 Apr 21 Apr 28 Jul 28 – Sep 15 85–120
Purslane Mar 10 Mar 31 Apr 14 May 26 – Jun 30 40–60
Radicchio Mar 10 Mar 31 Apr 14 Jun 16 – Jul 21 60–80
Radish Mar 31 Apr 28 – May 19 22–35
Rhubarb May 5 365–730
Romanesco Mar 10 Mar 31 Apr 14 Jun 30 – Aug 11 75–100
Rutabaga Mar 31 Jun 23 – Jul 28 80–100
Salsify Mar 31 Jul 14 – Aug 25 100–130
Savoy Cabbage Mar 10 Mar 31 Apr 14 Jun 23 – Aug 18 70–110
Scallions Mar 10 Mar 31 Apr 14 Jun 9 – Jul 7 50–70
Scarlet Runner Beans Feb 17 Apr 21 Apr 28 Jun 30 – Aug 4 60–80
Shallot Mar 10 Mar 31 Apr 14 Jul 14 – Sep 1 90–120
Shiso Feb 24 Apr 21 Apr 28 Jun 23 – Aug 18 50–70
Snap Peas Feb 17 Apr 21 Apr 28 Jun 23 – Aug 18 55–70
Snow Peas Mar 10 Mar 31 Apr 14 Jun 9 – Aug 4 50–65
Soybeans Apr 21 Jul 14 – Sep 8 80–120
Spaghetti Squash Mar 10 Apr 21 Apr 28 Jul 28 – Aug 25 85–100
Spinach Mar 10 Mar 31 Apr 14 May 19 – Jul 21 35–50
Squash (Summer) Mar 10 Apr 21 Apr 28 Jun 16 – Aug 18 45–65
Squash (Winter) Mar 10 Apr 21 Apr 28 Jul 21 – Sep 15 80–120
Sunchoke Apr 28 Aug 18 – Oct 13 110–150
Sunflower Feb 17 Apr 21 Apr 28 Jul 7 – Aug 25 70–100
Sweet Corn Apr 21 Jun 23 – Aug 4 60–90
Sweet Potatoes Feb 17 Apr 21 Apr 28 Jul 28 – Sep 15 90–120
Tatsoi Mar 10 Mar 31 Apr 14 May 19 – Jun 23 35–50
Tomatillo Feb 17 Apr 21 Apr 28 Jun 30 – Sep 8 60–85
Tomatoes Feb 17 Apr 21 Apr 28 Jun 30 – Sep 8 60–85
Turnip Mar 31 May 12 – Jun 16 40–60
Watercress Mar 10 Mar 31 Apr 14 May 26 – Jun 30 40–60
Watermelon Mar 10 Apr 21 Apr 28 Jul 7 – Aug 25 70–100
Wax Beans Apr 21 Jun 16 – Aug 11 50–65
Winter Melon Feb 17 Apr 21 Apr 28 Jul 28 – Sep 15 90–120
Yard Long Beans Feb 17 Apr 21 Apr 28 Jun 23 – Aug 4 55–80
Zucchini Mar 10 Apr 21 Apr 28 Jun 16 – Aug 11 45–60

🍓 Fruits to Grow in Cape Breton

27 fruits that grow well in Zone 6b with planting dates for Cape Breton.

Show all 27 fruits with planting dates
Plant Start Indoors Direct Sow Transplant Harvest Days to Maturity
Alpine Strawberries May 5 Aug 4 – Nov 17 90–180
Aronia May 5 730–1095
Blackberries May 5 365–730
Blueberries May 5 730–1095
Boysenberries May 5 365–730
Cantaloupe May 5 Jul 14 – Aug 18 70–90
Che Fruit May 5 1095–1825
Cranberries May 5 730–1095
Currants May 5 730–1095
Elderberries May 5 730–1095
Goji Berries May 5 730–1095
Gooseberries May 5 730–1095
Grapes May 5 730–1095
Ground Cherry May 5 Jul 14 – Sep 8 65–80
Hardy Kiwi May 5 1095–1825
Haskaps May 5 730–1095
Honeydew May 5 Jul 28 – Sep 8 80–110
Jostaberry May 5 730–1095
Lingonberries May 5 730–1095
Medlar May 5 1095–1825
Mulberries May 5 730–1825
Pawpaw May 5 1095–2555
Persimmon May 5 1095–2555
Quince May 5 1095–1825
Raspberries May 5 365–730
Serviceberries May 5 730–1095
Strawberries May 5 Aug 4 – Nov 17 90–365

🌿 Herbs to Grow in Cape Breton

38 herbs that grow well in Zone 6b with planting dates for Cape Breton.

Show all 38 herbs with planting dates
Plant Start Indoors Direct Sow Transplant Harvest Days to Maturity
Angelica Mar 10 Mar 31 Apr 7 365–730
Anise Mar 10 Mar 31 Apr 7 Jul 7 – Sep 22 90–120
Basil Feb 24 Apr 21 Apr 28 Jun 23 – Aug 25 50–75
Bee Balm Apr 21 Jul 21 – Oct 6 90–120
Borage Mar 10 Mar 31 Apr 7 Jun 2 – Jul 21 50–60
Caraway Mar 10 Mar 31 Apr 7 365–450
Catnip Apr 21 Jun 23 – Aug 25 60–80
Chamomile Mar 10 Mar 31 Apr 7 Jun 9 – Aug 18 60–90
Chervil Mar 10 Mar 31 Apr 7 May 19 – Jul 21 40–60
Chives Apr 21 Jun 23 – Sep 1 60–90
Cilantro Mar 10 Mar 31 Apr 7 May 19 – Jul 21 40–60
Comfrey Apr 21 Jun 23 – Sep 1 60–90
Cumin Mar 10 Mar 31 Apr 7 Jul 21 – Sep 22 100–120
Dill Mar 10 Mar 31 Apr 7 May 19 – Jul 21 40–60
Echinacea Apr 21 Aug 25 – Nov 3 120–180
Epazote Feb 24 Apr 21 Apr 28 Jun 16 – Aug 11 45–60
Fennel (herb) Mar 10 Mar 31 Apr 7 Jun 9 – Aug 18 60–90
Feverfew Apr 21 Jul 21 – Oct 6 90–120
Garlic Chives Apr 21 Jun 23 – Sep 1 60–90
Horehound Apr 21 Jul 7 – Sep 1 75–90
Hyssop Apr 21 Jun 30 – Sep 1 70–90
Lavender Apr 21 Jul 21 – Nov 3 90–200
Lemon Balm Apr 21 Jun 23 – Aug 11 60–70
Lemon Thyme Apr 21 Jun 30 – Sep 1 70–90
Lovage Apr 21 Jun 30 – Sep 1 70–90
Marjoram Apr 21 Jun 23 – Sep 1 60–90
Mint Apr 21 Jun 23 – Sep 1 60–90
Oregano Apr 21 Jun 23 – Sep 1 60–90
Parsley Mar 10 Mar 31 Apr 7 Jun 9 – Aug 11 60–80
Rue Apr 21 Jun 30 – Sep 1 70–90
Sage Apr 21 Jul 7 – Sep 1 75–90
Savory Apr 21 Jun 16 – Aug 11 50–70
Sorrel Mar 10 Mar 31 Apr 7 May 19 – Jul 21 40–60
Tarragon Apr 21 Jun 23 – Sep 1 60–90
Thai Basil Feb 24 Apr 21 Apr 28 Jun 23 – Aug 25 50–75
Thyme Apr 21 Jun 30 – Sep 1 70–90
Valerian Apr 21 Aug 25 – Nov 3 120–180
Yarrow Apr 21 Jul 21 – Oct 6 90–120

Monthly Planting Guide for Cape Breton

Gardening Guides & Resources

Helpful guides from The Ultimate Homestead to improve your garden in Cape Breton.

🌱

Plan Your Garden with Confidence

Get our free Garden Planner — designed to help Cape Breton gardeners in Zone 6b organize planting dates, track what's growing, and never miss a planting window.

Get Your Free Garden Planner →

Free download. Plan your entire garden season in minutes.

Level Up Your Garden

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates represent 50% probability averages; local conditions vary by elevation and microclimate. Last updated: April 2026.