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How To Grow watermelon auto

Mike Wilson
Mike Wilson
How To Grow watermelon auto

If you want to know how to grow other weed seeds go to the article

Watermelon Auto Strain Cannabis Seed Description

Watermelon Auto is a highly sought-after cannabis strain known for its unique combination of aroma, flavor, and effects. This autoflowering variety is a cross between Watermelon and a high-quality Ruderalis strain, resulting in a well-balanced hybrid.

This Strain typically produces compact and bushy plants with a relatively short stature, making it ideal for indoor and outdoor cultivation, including discreet growing spaces. The buds are dense and resinous, showcasing vibrant hues of green and occasionally displaying hints of purple or blue under the right conditions.

One of the standout features of Watermelon Auto is its captivating aroma and taste profile. It offers a delightful combination of sweet watermelon, tropical fruit, and earthy undertones, making it a flavorful choice for cannabis enthusiasts.

With a moderate THC percentage and a well-rounded high, this Strain is suitable for both recreational and medicinal users, offering relaxation and stress relief without overwhelming effects.

Environmental Requirements for Growing Marijuana Watermelon Auto

Creating the ideal environment for this Strain plants is essential to ensure their optimal growth and development. Understanding the environmental requirements of this strain will help you provide the best conditions for successful cultivation.

Watermelon Auto thrives in a temperate climate, with temperatures ranging between 70-80°F (21-27°C) during the day and slightly cooler temperatures at night. It is crucial to maintain a stable temperature and humidity level within the grow space to prevent stress or potential issues such as mold or mildew.

When growing this Strain indoors, providing adequate lighting is crucial. High-quality LED grow lights or HPS lamps are recommended to ensure proper photosynthesis and robust bud development. During the vegetative phase, provide a light cycle of 18-20 hours of light per day and switch to 12 hours of light and 12 hours of uninterrupted darkness to initiate flowering.

For outdoor cultivation, choose a location with ample sunlight and a favorable climate. Watermelon Auto thrives in a sunny and warm environment, allowing it to reach its full potential. If you live in a region with cooler climates, consider using a greenhouse or providing additional protection to extend the growing season and safeguard your plants from adverse weather conditions.

Setting Up The Growing Cannabis Space

Before you begin growing this Strain, it is essential to set up an efficient and well-organized growing space. Whether you choose to cultivate indoors or outdoors, the following factors should be considered:

Indoor Cannabis Cultivation

For indoor growers, selecting the right grow tent or dedicated grow room is crucial. Ensure that the space provides sufficient room for the plants to grow vertically and has proper ventilation to maintain a fresh airflow. Install an efficient exhaust system with a carbon filter to control odors and prevent the accumulation of heat or humidity. Use reflective materials or Mylar sheets to maximize light distribution and avoid light leaks that could disrupt the flowering phase.

Choose a suitable growing medium for Watermelon Auto , such as high-quality soil or a hydroponic system, depending on your preferences and experience. Ensure proper drainage to prevent waterlogging and maintain a balanced pH level of around 6.0-6.5 for optimal nutrient absorption.

Outdoor Cannabis Cultivation

When cultivating this Strain outdoors, select a location with plenty of sunlight and suitable soil conditions. Ensure the soil is well-draining and rich in organic matter. Consider using large containers or fabric pots to have better control over soil quality and root health. Additionally, protect your plants from strong winds by placing them near a fence or using windbreaks.

Using stakes or trellises to support the branches of your Watermelon Auto Strain plants is recommended. This helps prevent the branches from bending or breaking under the weight of the dense buds and promotes better airflow.

Propagation and Germination of Marijuana Watermelon Auto Seeds

Successful germination and propagation are essential for healthy and vigorous  plants. Follow these steps to ensure a high germination rate and successful propagation:

1. Start by selecting high-quality Watermelon Auto seeds from a reputable seed bank. This ensures genetic stability and the feminization of your plants.

2. Begin the germination process by soaking the seeds in distilled water or a damp paper towel for 24-48 hours. Maintain a temperature between 70-85°F (21-29°C) and provide a dark and undisturbed environment.

3. After the seeds have soaked and developed taproots, transfer them carefully to a pre-moistened growing medium, such as a seedling tray or small pots filled with a light and well-draining soil mix.

4. Place the seeds in a warm and humid environment with gentle airflow. Maintain a temperature around 75-80°F (24-27°C) and a humidity level of 60-70% for optimal germination.

5. Provide indirect light to the seedlings during the first few days, gradually increasing the light intensity as they develop. Avoid exposing them to intense light or heat that could cause stress or damage.

6. Once the seedlings have developed a few sets of true leaves, they are ready to be transplanted into larger pots or the final growing containers.

By following these germination and propagation steps, you can ensure a successful start for this Strain plants and establish a strong foundation for healthy growth and abundant yields.

Vegetative Phase of Cannabis Seeds Watermelon Auto Strain

The vegetative phase is a crucial stage in the development of this Strain plants. Here are some key considerations during this phase:

Lighting: Provide your Watermelon Auto plants with 18-20 hours of light per day to promote vigorous vegetative growth. High-quality LED grow lights or HPS lamps are recommended to ensure sufficient light intensity and spectral distribution.

Nutrition: During the vegetative phase, this Strain plants require a balanced and nutrient-rich diet. Use a reputable cannabis fertilizer with a higher nitrogen (N) content to encourage healthy leaf and stem growth. Follow the manufacturer’s instructions and monitor the plants for any signs of nutrient deficiencies or excesses.

Watering: Water your plants when the top inch of the soil feels dry. Avoid overwatering, as it can lead to root rot and other moisture-related issues. Allow the soil to dry out slightly between watering sessions, but ensure the plants do not experience extreme drought.

Training: Consider employing training techniques such as low-stress training (LST) or topping to control the height and shape of this plants. These methods help create an even canopy, increase light penetration, and promote better bud development.

Pruning: Remove any lower branches or leaves that receive little light or show signs of disease or pests. This helps improve airflow and reduces the risk of mold or mildew formation.

By providing your Watermelon Auto Strain plants with the right environmental conditions, nutrition, and care during the vegetative phase, you can establish healthy and robust plants ready for the flowering stage.

Flowering Phase of Marijuana Seeds Watermelon Auto Strain

The flowering phase is the most anticipated stage of growing this Strain, as it is when the plants develop their characteristic buds. Here’s what you need to know:

Lighting: Adjust the light cycle to 12 hours of light and 12 hours of uninterrupted darkness to initiate the flowering phase. Use a timer to maintain a consistent light schedule. During this stage, your Watermelon Auto plants require intense light, so ensure your grow lights provide adequate coverage and maintain the appropriate distance from the canopy.

Nutrition: Transition from a nutrient formula higher in nitrogen to a bloom or flowering-specific nutrient formula. These formulations are generally higher in phosphorus (P) and potassium (K), which promote bud development and overall flowering performance. Monitor the plants closely and adjust nutrient levels as needed to avoid deficiencies or toxicities.

Temperature and Humidity: Maintain a slightly lower temperature during the flowering phase, ideally around 65-75°F (18-24°C), to encourage resin production and prevent heat-related stress. As for humidity, aim for levels around 40-50% to minimize the risk of mold or bud rot.

Support: As this Strain plants enter the flowering phase, the weight of the developing buds may cause branches to bend or break. Provide adequate support using stakes or trellises to ensure the plants can bear the weight and avoid bud damage.

Flowering Time: Watermelon Auto Strain typically has a flowering time of 8-10 weeks, but this can vary depending on the specific phenotype and environmental conditions. Monitor the trichome development using a magnifying tool to determine the optimal harvest window.

Throughout the flowering phase, maintain a vigilant eye for any signs of pests or diseases. Implement proper pest management practices and take immediate action at the first sight of infestation or abnormalities.

How To Grow watermelon autoflower

Cannabis Fertilization and Nutrition – Watermelon Auto 

Proper nutrition and fertilization are crucial for maximizing the growth, yield, and overall health of this Strain plants. Consider the following tips:

Choosing the Right Fertilizer: Select a high-quality cannabis-specific fertilizer or nutrient line that provides a balanced blend of macro and micronutrients. Look for products rich in nitrogen (N), phosphorus (P), and potassium (K) to support healthy growth, root development, and bud formation.

Feeding Schedule: Follow the manufacturer’s instructions and adjust the feeding schedule based on your plants’ specific needs. Start with a lower concentration and gradually increase it as the plants progress through their growth stages. Monitor the plants closely for any signs of nutrient deficiencies or excesses, and make adjustments accordingly.

Supplements and Additives: Consider incorporating supplements and additives into your feeding regimen to enhance specific aspects of plant development. These may include bloom boosters, beneficial microbes, enzymes, or organic amendments that improve soil structure and nutrient availability.

Regularly monitor your plants’ response to the feeding program, adjusting nutrient concentrations and frequencies as needed. Remember to flush the plants with pure water during the final weeks of the flowering phase to remove any excess salts or nutrients, which can affect the flavor and overall quality of the final harvest.

Pest And Disease Control for Cannabis Growing – Watermelon Auto 

While this Strain is known for its resilience, it is still susceptible to pests and diseases. Implementing proper pest and disease control measures is crucial to protect your plants and ensure a successful cultivation. Here are some preventive and corrective actions:


  • Regularly inspect your plants for any signs of pests, such as spider mites, aphids, or thrips. Early detection is key to preventing a full-blown infestation.
  • Maintain a clean and tidy growing space, removing any dead plant material or debris that could harbor pests or pathogens.
  • Introduce beneficial insects, such as ladybugs or predatory mites, to your garden to help control pests naturally.
  • Ensure proper airflow and ventilation in the growing space to reduce the risk of mold or mildew formation.
  • Quarantine new plants or clones before introducing them into your growing area to prevent the spread of pests or diseases.

Corrective Actions:

    • If you detect pests, use organic or low-toxicity pest control products specifically formulated for cannabis. Follow the instructions carefully and avoid using harsh chemicals that can compromise the quality ofyour harvest.
    • For fungal diseases such as powdery mildew or bud rot, apply fungicides approved for cannabis cultivation. Prune affected plant parts, maintain proper humidity levels, and improve airflow to prevent further spread.
    • Consider using neem oil or insecticidal soap as natural remedies to combat common cannabis pests while minimizing harm to beneficial insects.
    • If an infestation or disease outbreak becomes severe, consider removing and disposing of affected plants to prevent the issue from spreading to healthy ones.

Regularly inspect this plants for any signs of stress, discoloration, or abnormal growth, as these can be indicators of underlying issues. Addressing problems promptly will help ensure the health and vitality of your cannabis crop.

Harvesting and Curing for Cannabis Growing – Watermelon Auto 

Harvesting this Strain cannabis plants at the right time and curing the buds properly are crucial steps in achieving a high-quality final product. Follow these steps for a successful harvest and curing process:

Harvest Timing:

      • Monitor the trichomes (small, resinous glands) on your cannabis buds using a magnifying tool. Harvest when the majority of trichomes have turned cloudy or amber, depending on your desired level of potency and effect.
      • Use a pair of sharp pruning shears or scissors to carefully cut the branches with mature buds. Trim away any excess leaves or foliage, leaving only the desirable flower clusters.

Curing Process:

      • Hang the trimmed branches upside down in a dark and well-ventilated space with a temperature of 60-70°F (15-21°C) and a humidity level of 45-55%. Use a hygrometer to monitor humidity levels.
      • Allow the buds to dry slowly for 5-10 days, depending on their size and density. Proper drying ensures the preservation of flavor and potency.
      • After drying, place the buds in glass jars or airtight containers. Burp the containers daily for the first week to release excess moisture and prevent mold growth. Gradually reduce the frequency of burping to once a week over the next few weeks.
      • Curing enhances the aroma, flavor, and smoothness of your Watermelon Auto Strain buds. Aim for a curing period of at least 2-4 weeks, but some enthusiasts choose to cure for several months for the best results.
      • Store the cured buds in a cool, dark place away from light, heat, and humidity fluctuations. Properly cured cannabis can be stored for an extended period without losing quality.

By following these harvesting and curing guidelines, you can maximize the flavor and potency of this buds, resulting in a premium cannabis product.

Watermelon Auto : Indica or Sativa?

This Strain is considered a well-balanced hybrid, combining both indica and sativa characteristics. It offers users a harmonious blend of effects from both subspecies:

      • Indica Influence: The indica genetics in Watermelon Auto Strain contribute to its relaxing and physically soothing effects. It may help alleviate stress, anxiety, and physical tension, making it suitable for relaxation and unwinding.
      • Sativa Influence: The sativa genetics in this strain provide a cerebral and uplifting high. Users may experience enhanced creativity, focus, and mental clarity while still feeling relaxed and not overly sedated.

Overall, this Strain offers a balanced experience that can be enjoyed at various times of the day, depending on your preferences. It is not overly sedating or stimulating, making it suitable for both recreational and medicinal purposes.

Advantages of Growing Watermelon Auto Seeds

Growing this Strain cannabis seeds offers several advantages for cultivators:

      • Quick Growth: This autoflowering strain has a relatively short life cycle and does not depend on light schedules to initiate flowering. It typically matures faster than photoperiod strains.
      • Compact Size: Watermelon Auto plants are compact and well-suited for small grow spaces or discreet cultivation.
      • Unique Flavor and Aroma: The strain’s distinct watermelon and tropical fruit aroma, combined with its sweet taste, makes it a flavorful choice for cannabis enthusiasts.
      • Balanced Effects: It offers a balanced high, combining the best of both indica and sativa characteristics, suitable for various occasions and users.
      • Versatile Cultivation: This Strain can be grown indoors, outdoors, or in a greenhouse, allowing cultivators to choose the most suitable environment.

These advantages make this Strain a popular choice among cannabis growers and consumers alike.

Disadvantages of Growing Watermelon Auto Seeds

While this Strain has many positive attributes, it also comes with a few potential disadvantages:

      • Smaller Yields: Compared to some photoperiod strains, autoflowering varieties like Watermelon Auto Strain tend to produce smaller yields per plant.
      • Limited Control: Autoflowering plants follow their own schedule, making it challenging to control the timing of the flowering phase. This can be a drawback for growers who prefer more control over the growth cycle.
      • Genetic Variability: As with any cannabis strain, there can be some genetic variability among this Strain plants, resulting in variations in flavor, aroma, and effects.

Despite these potential drawbacks, many growers find that the advantages of cultivating Watermelon Auto Strain outweigh the disadvantages, especially when looking for a quick and flavorful cannabis experience.

Why buy Watermelon Auto Seeds

There are several reasons to consider purchasing Watermelon Auto seeds:

      • Unique Flavor: This Strain is renowned for its exceptional watermelon and tropical fruit aroma and sweet taste, offering a unique and enjoyable cannabis experience.
      • Quick Harvest: With its autoflowering genetics, this strain matures faster than many other varieties, allowing you to enjoy your harvest sooner.
      • Indoor and Outdoor Versatility: Whether you have an indoor grow room or an outdoor garden, Watermelon Auto Strain can thrive in various environments, making it accessible to a wide range of cultivators.
      • Well-Balanced Effects: The strain’s balanced combination of indica and sativa traits makes it suitable for both recreational and medicinal users, offering relaxation without excessive sedation.
      • Compact Size: If space is limited, the compact nature of this Strain plants makes them an ideal choice for discreet or confined cultivation spaces.

Overall, Watermelon Auto Strain marijuana seeds provide a rewarding growing experience and a flavorful end product that appeals to a broad spectrum of cannabis enthusiasts.

The legality of growing this Strain cannabis or any cannabis strain depends on your location and the specific laws and regulations governing the cultivation of marijuana in your area. Cannabis laws vary widely from country to country, and within the United States, they vary from state to state.

Before attempting to grow Watermelon Auto Strain or any cannabis plant, it is essential to research and understand the laws and regulations in your jurisdiction. In some places, growing cannabis may be legal for personal use, while in others, it may be strictly prohibited.

Always comply with local, state, and national laws and regulations related to cannabis cultivation to avoid legal consequences. If you are unsure about the legal status of growing cannabis in your area, consult with local authorities or legal experts to obtain accurate information.


Growing this Strain cannabis seeds can be a rewarding experience, offering a unique flavor profile, balanced effects, and relatively quick maturation. By following proper cultivation practices, including germination, vegetative, and flowering phases, as well as nutrition, pest control, and harvesting techniques, you can maximize the quality and yield of your harvest.

Before embarking on your cultivation journey, make sure to research and understand the legal requirements and restrictions related to growing cannabis in your area to avoid any legal issues. Whether you are a seasoned cannabis grower or a novice, cultivating Watermelon Auto Strain cannabis can provide you with a flavorful and enjoyable cannabis experience.

Keep in mind that the information provided here is for educational purposes, and it is always advisable to seek advice and guidance from experienced growers or consult local authorities regarding cannabis cultivation laws and regulations in your region.

Happy growing, and may your Watermelon Auto Strain cannabis plants thrive and yield a bountiful harvest!

Strains featured in this article:

Mike Wilson

Mike Wilson is a passionate cannabis cultivator with over a decade of experience in the California cannabis industry. Born and raised in the heart of the West Coast, Mike has dedicated his life to honing his skills as a cultivator, becoming a true master of the plant. His love for cannabis and profound knowledge of its cultivation have led him to explore every facet of this captivating plant, from classic strains to the latest trends in cultivation and advanced techniques.

With a unique perspective on cannabis culture and a focus on sustainability and quality, Mike generously shares his valuable tips and tricks on this platform. Through his posts, he will guide you on the exciting journey of cannabis cultivation, providing expert insights and practical experiences to help you achieve success in your own cultivation endeavors. Join Mike on his journey through the world of cannabis and discover how to cultivate responsibly and achieve exceptional harvests. Become part of his community and unlock the secrets of a true cannabis master!

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