
Gibberellic Acid Cannabis: A Powerful Ally for Growers
Gibberellic acid (GA3) is a powerful plant hormone that can significantly enhance the growth and yield of your cannabis plants. It’s a prime example of the concept of ‘plants healing plants,’ a natural compound that can be used to steer growth and development. For any cultivator, understanding the applications and benefits of gibberellic acid can be a game-changer.
This article will delve into the specifics and provide a practical guide on using gibberellic acid in cannabis cultivation. Strains from Blimburn Seeds like ‘Gorilla Glue #4‘, ‘OG’s Kush‘, and ‘Mango‘ can benefit from this treatment.
Recommended Strains
CBD Mango (1:1)
THC: 6% - 8%
Type of seed: CBD
Phenotype: Mostly Sativa
Day to flower: 10 - 12 weeks
Ak x Somango Auto
THC: 12% - 16%
Type of seed: Autoflowering
Phenotype: Mostly Hybrid
Day to flower: 8 - 10 weeks
Gibberellic Acid Cannabis Growth Effects
Gibberellic acid works by stimulating cell elongation and division, resulting in faster and more vigorous growth. This can be useful for strains like ‘Gorilla Glue #4’, which is known for its rapid vegetative growth. Moreover, GA3 can help in overcoming seed dormancy and promoting germination, making it useful for older seeds.
Understanding the effects of gibberellic acid can help you tailor your cultivation strategy. The hormone can also promote the development of larger leaves, increasing the plant’s photosynthetic capacity, and can stimulate root development, which is crucial for nutrient uptake.
Promos & Deals
Using Gibberellic Acid in Cannabis Cultivation
Using gibberellic acid in cannabis cultivation requires careful application. Overuse can lead to thin, spindly plants with weak stems. Because gibberellic acid is, as the name suggests, acidic, it is crucial to monitor your water’s pH after mixing your solution. You must ensure your final irrigation pH is correct to avoid damaging the roots.
For germination, a solution of 100 to 200 parts per million (ppm) can be used. For vegetative growth, a slightly stronger solution of 200 to 300 ppm is suitable. While some advanced growers use it as a foliar spray, this is risky as it can easily cause excessive stretching. For most users, it is better and safer to apply the solution directly to the soil.
Using this growth regulator also requires knowledge of the plant’s growth cycle. It should be applied at key stages, such as during germination and the vegetative stage, to maximize its effectiveness. Remember that gibberellic acid is only one part of a comprehensive cultivation strategy.

Benefits of Gibberellic Acid for Cannabis Plants
One of the key benefits is its ability to increase yield. By promoting rapid, vigorous growth, it can help maximize the productivity of your plants. Another advantage is its ability to promote flowering; applying a higher concentration during this stage can encourage more flowers. By promoting vigorous growth, it can also help the plant better resist diseases and pests. Furthermore, it can be beneficial for indoor growers by accelerating growth for a quicker turnaround.
Gibberellic Acid Cannabis Flowering Stage
The use of gibberellic acid during the cannabis flowering stage can further increase your yield. Applying a solution of about 300 to 400 ppm to the soil can help stimulate your plants to produce more flowers. This can be beneficial for strains like ‘Mango’, known for its large flowers. During this stage, it’s vital to carefully monitor the plant’s response.

FAQs
How do I apply gibberellic acid to my cannabis plants?
You can purchase gibberellic acid and mix it with water to the recommended concentration. It is safest to apply this solution directly to the soil. Overuse can lead to overly tall and weak plants, so moderation is key.
Can I use gibberellic acid on all cannabis strains?
Yes, but its effectiveness may vary. It’s particularly beneficial for strains with a naturally tall growth pattern. It’s always a good idea to do a small test run, as different strains may react differently.
Are there any potential side effects of using gibberellins?
Yes. Overuse can lead to excessively tall and spindly plants that are unable to support their own weight. It can also disrupt the natural growth cycle, potentially causing issues like delayed flowering. It is not a substitute for proper plant care.
Can I use gibberellic acid in conjunction with other growth enhancers?
Yes, but it’s important to be cautious. Using too many growth enhancers at once can lead to overstimulation and potential damage. Understand how the products interact and monitor your plants closely.
Where can I buy gibberellic acid?
Gibberellic acid can be purchased online or at local garden centers. It’s usually sold in powder form. Be sure to choose a reputable supplier to ensure you’re getting a high-quality product.