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Best Strains to Grow in Maine Outdoors

Cannabis strains can thrive in outdoor environments and provide exceptional quality when grown correctly. Strains such as Northern Lights, Blue Dream, and Grandaddy Purple are among the top choices for outdoor cultivation in Maine. These strains are renowned for their robust growth, rich flavors, and high potency.

"However, to effectively grow these plants, it’s imperative that you consider the most suitable weather and climate for them. In Maine, the harsh winters and high humidity periods are not suitable for growing cannabis outdoors, as they make the plants more susceptible to pests and diseases."

Hence, understanding the types of cannabis strains that are highly disease-resistant, suitable for the Maine weather conditions, and the best time to grow them are important factors to consider. 

Our guide provides detailed insights into the best strains to grow in Maine and offers practical tips for a successful harvest. With our expertise, you can maximize your yields and ensure healthy plants.

 

Key Takeaways

  • If you live in the coastal regions of Maine, you need to find a mold-resistant strain
  • Indica strains that flower quickly are ideal for regions that experience long and harsh winters
  • "Landrace strains are generally hardy and can adapt to many outdoor conditions
  • In Maine, adults above 21 can grow up to 6 mature cannabis plants outdoors
  • Autoflower seeds are well-suited for outdoor growing in Maine because they have a shorter growing cycle and are not dependent on the changing light cycles that photoperiod strains require. While they still need plenty of light to produce a good harvest, their faster flowering time allows them to mature before the harsh weather conditions set in.
 

Climate Considerations for Growing Strains in Maine

Understanding Maine’s Climate

While Maine has very cold winters, it has one of the most comfortable summers in the US. The average temperatures in summer range from 60°F in the north to near 70°F in the south. Because the summers are very humid, it is advisable to go for strains that can withstand high humidity without getting bud rot. Also, it is important to note that the climate in Maine can be very unpredictable. 

The table below details the average temperatures, precipitation, and daylight for each month in Maine. By understanding these factors, you can be strategic when growing your strains:

 

Month

Average High (°F)

Average Low (°F)

Precipitation (in)

Daylight Hours

Considerations for Cultivation

April

59

37

4

7 hours

Seed selection and planning

May

71

48

4

7 hours

Germination indoors possible

June

75

53

3

8 hours

Seedlings can be moved outdoors in a protected area

July

84

62

3

7 hours

Planting outdoors in prepared beds

August

82

60

4

9 hours

Vegetative growth stage

September

74

52

3

10 hours

Flowering stage begins (ideally) - Monitor for mold/mildew

October

63

40

3

11 hours

Harvest window (depending on strain maturity)

November

50

32

3

8 hours

Harvest window closes - Risk of frost damage increases

December

39

22

3

8hours

Curing and drying harvested cannabis

 

Temperature

Cannabis plants do well in temperature ranges between 65-80°F (18-26°C). When the plants are in the flowering stage, the temperature needs to be slightly higher.

 

Humidity

Cannabis plants require a relative humidity of about 40% to 70%. When the humidity is too high, the conditions become favorable for the development of mold and other fungi.

 

With this in mind, it is crucial to select strains that can handle temperature fluctuations and are resistant to mold and pests.

Autoflower Seeds

Autoflower seeds, also called day-neutral seeds, switch from vegetative to flowering stages regardless of the ratio of light to dark hours. Ideally, cannabis plants require 12 hours of light and 12 hours of darkness when they are in the flowering stage. With autoflowers, this is not mandatory. This quality makes autoflowers ideal for outdoor growing in Maine because the plants can thrive regardless of the changing seasons and shortening days. Most autoflowers mature in less than 10 weeks. Most autoflowers mature in less than 10 weeks.

 

 

Top Strains for Outdoor Growing in Maine

Northern Lights

Northern Lights cannabis plant

Northern Lights is a hardy Indica strain that is a cross between Thai x Afghani x Ruderalis.  It has 16-21% THC and less than 1% CBD. This strain has stable genetics thanks to its Afghani lineage. Hence, it can withstand harsh outdoor conditions. It is known for its resilience against pests and mold. It has a short flowering period of between 6-8 weeks,  making it perfect for Maine’s brief growing season. It is beginner friendly and gives high yields, like most other indicas.

Northern Lights Unique Features:

 

Strain Name

Northern Lights

Type

Pure Indica

Genetics

Thai x Afghani x Ruderalis

THC Content

18%

CBD Content

Less than 1%

Flowering Period

6-8 Weeks

Suitability for Maine Outdoors

Short flowering period makes it ideal for regions with harsh winters

Yield

High

 

Why is Northern Lights Ideal for Maine Outdoors

  • Short growing season
  • Hardy and resilient
  • Beginner friendly 
  • High yields

 

Blue Dream

Blue Dream feminized cannabis

 

Blue Dream is a sativa-dominant hybrid that is a cross between Blueberry x Super Silver Haze. It has high levels of THC, often topping 18% but little to no CBD. It is a high-yielding cannabis strain that does well in cooler climates. It has high resistance to mold, making it a reliable choice for Maine growers in coastal regions in the south.

Blue Dream Unique Features:

 

Strain Name

Blue Dream

Type

Sativa Dominant

Genetics

Blueberry x Super Silver Haze

THC Content

18%

CBD Content

Minimal

Flowering Period

8-10 Weeks

Suitability for Maine Outdoors

Mold resistant

Yield

High

 

Why is Blue Dream Ideal for Maine Outdoors

  • Mold resistant hence can withstand the high humidity
  • Beginner friendly
  • High yields

Grandaddy Purple

Grandaddy Purple cannabis plant

 

This is a pure indica strain that is a cross between Mendo Purps, Skunk, and some Afghan genetics. This is one of the most sought after anthocyanin loaded purple strains of weed. When it comes to THC potency, it definitely packs a punch, featuring close to 25% THC. The flowering stage takes about 9 weeks after which you will be expecting a bountiful harvest. 

Granddaddy Purple Unique Features:

 

Strain Name

Granddaddy Purple

Type

Pure Indica

Genetics

Mendo Purps, Skunk, and some Afghan strains

THC Content

25%

CBD Content

0.5%

Flowering Period

9 Weeks

Suitability for Maine Outdoors

Short flowering time, hardy, high yields

Yield

High 

 

Why is Grandaddy Purple Ideal for Maine Outdoors

  • Short flowering time
  • Hardy strain
  • High yields

Those are four of the many strains that we can recommend for Maine growers who want to make the most of mother nature. The table below is a side by side comparison of the traits that make these strains ideal for Maine. This should help you understand what to look for when choosing the best strain to cultivate outdoors in Maine.

Growing Tips for Maine

As mentioned earlier, these are just a few of the cannabis strains that you can grow successfully in Maine. Here are some qualities that you should be looking for when choosing other strains to try out in Maine:

  • Resilience to climate changes
  • Resistance to pests and diseases
  • Resistance to mold
  • Short flowering time

Once you have the best cannabis strain, the next step is to optimize the growing conditions for outdoor cultivation in Maine. A good seed is only as good as the conditions in which it is grown. 

Planting Time

The best time to plant your cannabis plants in Maine outdoors is right after the last frost in late May or early June. Aim to harvest by mid-September or early October to avoid early frost.

Soil and Nutrient Recommendations

You will need soil that drains well. Adding organic compost can help improve drainage and boost the nutrient level. Also, ensure that the soil pH is between 6.0 and 7.0.

Watering Practices

Water is important for plants to grow. In case the weather is dry, be prepared to water the plants early in the morning and late in the evening.

Pest and Disease Management

Monitor your plants regularly for signs of pests and disease. Use organic pesticides and fungicides as needed. Proper spacing and pruning can improve airflow and reduce mold risk.

Protect Plants from Early Frost

Consider using row covers or portable greenhouses to protect your plants from unexpected early frost. Mulching can also help retain soil warmth.

Why Choose HomegrownCannabis.com

At HomegrownCannabis.com, we offer top-quality cannabis seeds specifically suited for Maine’s climate. Our extensive selection ensures you’ll find the perfect strain for your needs.

Seed Quality

Our seeds are tested for their suitability for various growing conditions and are guaranteed to produce healthy, high-yielding plants.

Customer Testimonials

Our customers trust us for our quality and service. Here’s what a satisfied grower who purchased Gorilla Glue says:

“First time grower. Despite an issue with my soil pH, the plant did well. Nice smooth vapor and good high! I ended up with 4.76 oz. dried and trimmed, which exceeded my expectations!”

Purchasing Process

Buying from us is simple and secure. We provide detailed strain information to help you choose the right seeds. Our customer service team is always ready to assist, and we offer a satisfaction guarantee on all our seeds. We also offer a wide variety of payment options

 

FAQ Section

What are the legal requirements for growing cannabis in Maine?

As of May 2024, cannabis is legal for recreational use in Maine. Adults 21 and over can cultivate up to six flowering plants per person, with a maximum of 12 plants per household (6 mature). Always check local regulations for updates.

How can I maximize yield and potency?

To maximize yield and potency, ensure your plants receive ample light, nutrients, and water. Use training techniques like topping and low-stress training (LST) to enhance yield and potency. Regular pruning can also help improve light penetration and airflow.

 

Conclusion

Selecting the right cannabis strains and following best practices are essential for a successful outdoor harvest in Maine. Northern Lights is desirable because it matures quickly; this counts when the harsh winter season is fast approaching. Granddaddy Purple should be your go-to strain when you are not just looking for beauty but high potency and a great harvest as well. Blue Dream will save the day if you are in the coastal regions of Maine and are wary of the high humidity levels.

HomegrownCannabis.com is dedicated to providing the highest quality seeds and exceptional customer service. Visit our website today to explore our selection of cannabis seeds tailored for Maine growers. 

Happy growing!

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