Fertilizer for cannabis plants

fastest autoflowering strain - 40 days

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What makes autoflowering strains so special?

Autoflowering strains are like the speedsters among cannabis plants—they have long secured their place in the scene, and for good reason. Why? Because they flower independently of light. Unlike classic photoperiod plants, which rely on a specific light-dark cycle, autoflowers start after a set period—often as soon as 8 to 10 weeks.

This means you don’t have to wait long or meticulously adjust the lighting schedule; they simply start automatically. Sounds tempting, right? But be careful—every week counts twice as much, since their life cycle is much shorter than other strains. That means from day one, you need to stay on top of things—lighting, nutrients, and of course, care.

If you get it right, you can look forward to a healthy plant that grows quickly and delivers a top-notch harvest. So don’t waste any time—every week brings you a big step closer to your green goal!

Ready for harvest in 40 days

The fastest autoflowering strain

The fastest autoflowering strain is like lightning among cannabis plants—an absolute dream for anyone who doesn't have the patience to wait. Imagine this: just 40 days from tiny germination to a bountiful harvest. It almost sounds like magic, right? But these strains really do exist. They have been specifically bred to flower in record time while still producing thick, mature buds.

This is the perfect match for growers who want to harvest several times a year or simply don't want to wait forever for harvest time. Which strains can do this? There are a handful of true speedsters among autoflowers that are not only independent of the light cycle but also have a genetic superpower for ultra-fast growth. These turbo plants are the result of targeted crossbreeding designed to guarantee you a rich harvest in no time.

Why should you choose these strains? It's simple: they turn the cultivation process into a sprint instead of a marathon. With the right care, you can harvest fresh buds in just a few weeks—with minimal space and time required. So if you want to restock quickly and efficiently, these turbo autoflowers are your best ally. No long waiting periods, just full power from start to finish.

Wrapping up cannabis plant

Here’s how you grow the fastest autoflowering strain indoors

If you want to grow the fastest autoflowering strain indoors, there are a few important things to keep in mind to get the most out of your plant and achieve a successful harvest in just 40 days.

Indoor Grow: How to Maximize Your Results in 40 Days

The key to success with such a fast cycle is creating the optimal environment. Make sure your plants get enough light—ideally 18 to 20 hours per day. LED lamps are a great choice here because they are efficient and provide the right wavelengths for plant growth. The right temperature and humidity are also crucial: keep daytime temperatures around 24–26°C and nighttime temperatures between 18–20°C. Humidity should be about 60–70% during the vegetative stage and reduced to 40–50% during flowering.

Tips for Achieving a Record-Breaking Harvest

Choose a substrate that drains well while providing the roots with optimal oxygen. A mix of coco and perlite can work wonders here. Also, use high-quality nutrients specifically formulated for autoflowering strains, and be careful not to over-fertilize—autoflowers are often a bit more sensitive than other strains. Water regularly, but avoid waterlogging to prevent root rot.

Timing is everything: Since the entire growth phase is so short, you should pay close attention to optimal care right from the first days after germination. Make sure not to stress the plants, as this could slow their development. With these tips, you can ensure your autoflowers reach their full potential in no time, and you can enjoy a lush harvest after just 40 days.

Soil for growing Cannabis
Turbo yields in no time

Fastest Autoflowering Strains for Outdoors

If you want to grow autoflowering strains outdoors and achieve quick yields, there are a few key points you should keep in mind.

These strains thrive in the sun: Autoflowers that grow quickly and are robust are perfect for outdoor cultivation. They flower independently of the light cycle and can be grown almost any time as long as temperatures are suitable. Particularly resilient strains are ideal, as they also thrive well under changing weather conditions.

Top 3 strains for fast outdoor yields:

1. Gorilla XL Auto: This strain is known for its rapid growth cycles and produces strong, resinous buds.

2. AK-47 Auto: A resilient strain that flowers quickly and delivers especially high yields outdoors.

3. Black Domina Auto: This strain is especially robust and delivers a rich harvest in a very short time.

Tips for maximum yields: Choose a sunny location with well-draining soil. Plant directly in the ground or use large pots. Use moderate fertilization and protect your plants from pests early on.

With these strains and tips, you can achieve fast and impressive outdoor yields.

Care & Nutrients: How to Get Your Autoflowers to the Finish Line in Record Time

To harvest your autoflowering strains in record time, proper care and nutrient management are essential. A well-draining substrate, such as a mix of coco and perlite, ensures optimal root aeration. Make sure to use high-quality nutrients specifically designed for autoflowers, and avoid over-fertilizing, as these strains are more sensitive. Regular but moderate watering is also important to prevent waterlogging and root rot. This way, you ensure your plants grow healthy and fast.

Fast Autoflowering Strains: FAQs about Harvesting in Just 40 Days

Some strains, like Watermelon Automatic, are specially bred for a harvest in just 40 days.

Plenty of light (18–20 hours), optimal temperatures, appropriate humidity, and high-quality nutrients are essential.

Yes, many fast autoflowers like Gorilla XL Auto are also well-suited for outdoor cultivation.

Your genetics have been specifically bred for fast flowering times and rapid growth.

They mature quickly, require less space, and allow for multiple harvests per year.

Yes, for example, Watermelon Automatic and AK-47 Auto are easy to care for and perfect for beginners.