Custom Feeding Schedule with Compost Tea for Your Cannabis Garden

As cannabis cultivation continues to evolve, growers are always on the lookout for new methods to enhance plant growth and yield. One such method gaining popularity is the use of compost tea as a natural fertilizer. Compost tea is a concentrated solution of beneficial microorganisms and nutrients derived from composted materials. While it may seem intimidating to create a custom feeding schedule using compost tea, the benefits for your cannabis garden are well worth the effort. In this article, we’ll explore what compost tea is, its benefits, how to make it, and how to customize a feeding schedule to optimize your cannabis plants’ growth and yield.

What is Compost Tea?


What Is Compost Tea?
Compost tea… the name may raise questions for those new to the concept. Is it tea made from compost? Is it a liquid fertilizer? In fact, compost tea is both! It is a natural and organic liquid fertilizer that is made by steeping compost in water. Compost tea is rich in the microorganisms and nutrients that plants need for healthy growth. It is a powerful tool for both novice and experienced cannabis growers to improve the health and productivity of their garden. Let’s dive deeper into the world of compost tea and learn how to create a custom feeding schedule for your cannabis garden.

What is Compost Tea?

Compost tea is a nutrient-rich liquid that is created from steeping compost in water. It is a natural and organic way to provide nutrients to plants and improve the health of the soil. The compost used to make compost tea can be made from a variety of organic materials, including vegetable scraps, leaves, and yard clippings.

The brewing process of compost tea involves:

1. Providing a source of beneficial microorganisms by using compost as the base
2. Adding in additional organic materials such as molasses to promote microbial growth
3. Aerating the mixture to promote oxygen flow, which encourages the growth of aerobic microorganisms
4. Brewing the mixture for a specific period of time to extract the nutrients from the compost and generate a high-quality liquid fertilizer

Compost tea is a popular choice for organic gardeners due to its numerous benefits, which include:

1. Providing a rich source of nutrients for plants to thrive on
2. Building soil structure and improving soil health by increasing beneficial bacteria and fungi
3. Protecting against plant diseases and pests through increased microbial activity in the soil
4. Reducing water usage and runoff by improving soil water retention abilities

Compost tea can be used in all stages of plant growth, and its nutrient content can be customized by adjusting the brewing process and its ingredients to best suit the needs of your particular plants.

Benefits of Using Compost Tea in Your Garden

Using compost tea in your garden has several benefits that can help your cannabis plants grow healthier and more robust. Here are some of the top benefits of using compost tea in your garden:

  • Enhances Nutrient Absorption: The nutrients and microorganisms in compost tea help to improve soil health, making it easier for plants to absorb the nutrients they need to grow.
  • Increases Plant Resistance to Pests and Diseases: Compost tea contains beneficial microorganisms that can help plants resist pests and diseases, reducing or eliminating the need for chemical pesticides.
  • Improves Soil Structure: Compost tea can help to improve soil structure and increase soil porosity. This allows the soil to hold more water and air, making it easier for roots to grow.
  • Reduces Soil Erosion: Compost tea helps to reduce soil erosion by increasing soil stability and improving water retention.
  • Helps to Suppress Weeds: The nutrients in compost tea can help your plants grow more quickly and crowd out weeds, reducing the need for chemical herbicides.

Using compost tea in your garden can help to improve soil health, increase plant growth and resistance to pests and diseases, and reduce the need for harmful chemicals. It’s a great way to give your cannabis plants the natural boost they need to thrive.

How to Make Compost Tea?

Compost tea is a simple and inexpensive way to give your cannabis plants the nutrients they need to thrive. Here’s how to make it:


  • Compost
  • Water
  • Molasses or other sugar source
  • Aeration device


  1. Fill a container about 1/3 of the way with high-quality, mature compost.
  2. Add water to the container until it is full.
  3. Add a small amount of molasses or other sugar source to the container. This will feed the microorganisms in the compost and help them multiply.
  4. Attach an aeration device to the container. This can be as simple as an aquarium pump and air stone, or as complex as a commercial compost tea brewer.
  5. Let the mixture brew for 24-48 hours, stirring occasionally. The longer you let it brew, the more potent it will become, but be careful not to let it go too long or it will start to smell bad.
  6. Strain the compost tea through a fine mesh strainer or cheesecloth to remove the solid material.
  7. Your compost tea is now ready to use! Dilute it with water until it is the color of weak tea, and use it to water your cannabis plants as needed.

Important notes:

  • Make sure to use high-quality, mature compost that is free from pathogens and contaminants.
  • Use non-chlorinated water, as chlorine can kill the beneficial microorganisms in the compost tea.
  • Always use an aeration device to keep the tea oxygenated, as this will help the microorganisms thrive.
  • Only make as much compost tea as you need, as it will lose potency over time.

Custom Feeding Schedule with Compost Tea

Custom Feeding Schedule With Compost Tea
You’ve brewed your compost tea and now it’s time to feed your cannabis plants. But how do you determine the best custom feeding schedule to optimize your garden’s growth? With so many variables at play, it can be overwhelming to decipher how much, how often and when to apply the tea. Fret not, because in this section we will guide you through the steps of creating a custom feeding schedule that’s tailored to your specific cannabis plants, covering everything from determining feeding needs to adjusting the feeding schedule based on plant response. Let’s dive in and create a feeding regimen that will give your garden the best chance of thriving.

Determining Feeding Needs Based on Plant Growth Stage

Determining Feeding Needs Based on Plant Growth Stage

It’s important to understand the different stages of growth for your cannabis plants in order to tailor your feeding schedule using compost tea. Here is a table outlining the growth stages and the corresponding feeding needs:

Growth Stage Feeding Needs
Seed Germination During this stage, the seedling will rely on the nutrients provided by the seed itself. No additional feeding is necessary.
Vegetative This stage requires a greater amount of nitrogen for the plants to grow and develop healthy leaves and stems. Compost tea can be applied every 1-2 weeks during this stage.
Flowering During this stage, the plants require less nitrogen and more phosphorus and potassium to produce large buds. Compost tea can be applied less frequently, every 2-3 weeks.
Ripening During this final stage, the plants will require less fertilizer overall. It’s important to reduce the frequency of compost tea application to every 4-6 weeks to avoid over-fertilization.

By understanding the varying nutrient requirements of your cannabis plants at different stages of growth, you can create a custom compost tea feeding schedule that meets their specific needs. This will result in healthier plants with higher yields and better quality buds.

Creating a Compost Tea Recipe

When creating a custom feeding schedule with compost tea, it’s important to have a good compost tea recipe that meets the specific needs of your plants. Here are some key factors to consider when creating your compost tea recipe:

  1. Compost: Start by choosing a high-quality, organic compost for your tea. This will provide the nutrients and beneficial microorganisms that your plants need to thrive. Avoid using compost that contains synthetic fertilizers, pesticides, or other harmful chemicals.
  2. Aeration: A key part of making compost tea is ensuring that it is well-aerated during the brewing process. This allows beneficial microorganisms to multiply and creates a nutrient-rich solution that can be easily absorbed by your plants. Consider investing in an aerator or air pump to ensure that your tea is properly aerated.
  3. Ingredients: Depending on your plants’ specific needs, you may want to add additional ingredients to your compost tea recipe. For example, you could add kelp meal for extra potassium or fish emulsion for additional nitrogen. It’s important to research the specific nutritional needs of your plants and adjust your recipe accordingly.
  4. Brewing time: The length of time that you brew your compost tea can also impact its effectiveness. In general, you’ll want to brew your tea for at least 24 hours to allow the microorganisms to multiply and the nutrients to fully dissolve. However, brewing times can vary depending on the specific recipe and the needs of your plants.
  5. Storage: Once your compost tea is fully brewed, it’s important to use it within a few hours to ensure maximum effectiveness. If you need to store it for longer periods of time, consider adding a small amount of molasses or sugar to feed the microorganisms and keep them active. Store your compost tea in a cool, dark place, and avoid exposing it to direct sunlight or extreme temperatures.

By carefully considering these factors and adjusting your recipe based on the specific needs of your plants, you can create a highly effective compost tea that will help your cannabis garden thrive.

Feeding Frequency and Amount

When it comes to using compost tea as a fertilizer for your cannabis garden, it’s important to consider both the frequency and amount of feedings.

One approach is to feed your plants with compost tea every other watering. For example, if you typically water your plants twice a week, then feed them compost tea once a week. This will help ensure that your plants are receiving a steady supply of nutrients without overfeeding them.

Another approach is to feed your plants with compost tea once a week, but adjust the amount based on their growth stage. During the vegetative stage, when plants are focused on growing leaves and stems, they may require a larger amount of nutrients. However, during the flowering stage, plants require more phosphorus and potassium, which can be provided through compost tea but in smaller amounts than in the vegetative stage.

To determine how much compost tea to use, a general rule of thumb is to use about 1/4 to 1/2 cup per gallon of water. However, it’s important to note that too much compost tea can lead to overfeeding, which can burn your plants and negatively affect their growth. Always start with a smaller amount and gradually increase if necessary based on plant response.

Additionally, don’t forget to adjust your feeding schedule based on your plant’s response. If they seem to be thriving with the current feeding schedule, then stick with it. But if you notice signs of overfeeding or underfeeding, adjust accordingly. Every plant is unique and may require different amounts of nutrients, so it’s important to monitor their growth and adjust as needed.

Proper feeding frequency and amount are crucial for a successful compost tea feeding regimen. By following these tips, you can help ensure that your cannabis plants are receiving the right amount of nutrients at the right time, leading to a healthy and thriving garden.

Adjusting Feeding Schedule Based on Plant Response

As with any feeding schedule, it’s important to pay attention to your plants’ response to the compost tea. Adjustments may need to be made based on how the plants are growing and responding to the nutrients. Here are some key factors to consider when adjusting your feeding schedule:

  • Plant Growth: If you notice that your plants are growing too slowly or too quickly, it may be a sign that you need to adjust your compost tea recipe or feeding frequency. If your plants are growing slowly, they may need more nutrients. On the other hand, if they are growing too quickly, they may be getting too much nitrogen.
  • Plant Health: Keep tabs on the overall health of your plants, including the color of the leaves and any signs of disease or pests. If you notice any problems, it could be a signal that you need to adjust your feeding schedule. For instance, if your plants show signs of nutrient deficiency, you may need to increase the frequency and amount of compost tea you are using.
  • Soil Moisture: The moisture level of your soil can also affect the effectiveness of your compost tea. If your soil is too dry, the plants may not be able to absorb the nutrients as well. Conversely, if the soil is too wet, it can create an environment that is not conducive to healthy plant growth.
  • Weather Conditions: The weather can also impact the effectiveness of compost tea. For example, if it’s hot and dry, your plants may need more frequent watering and feeding. On the other hand, if it’s cool and damp, you may need to reduce the frequency of your feeding to avoid over-saturating the soil.

Making adjustments to your compost tea feeding schedule based on these factors can help ensure that your plants receive the right amount of nutrients and thrive throughout their growth cycle. Remember to monitor your plants regularly and make adjustments as needed to achieve optimal results.

Tips for Using Compost Tea

After creating a custom feeding schedule with compost tea, there are still some tips to keep in mind to achieve the best results for your cannabis garden. These tips include testing your soil health, properly storing your compost tea, experimenting with variations in compost tea recipes, and considering the use of other organic fertilizers in addition to compost tea. Let’s explore each of these tips in more detail.

Testing Soil Health

It is important to regularly test the health of your soil when using compost tea in your garden. Here are some ways to do so:

  • Soil Testing Kits: These kits can be purchased at any garden center or online. They typically test for pH levels, nutrient levels, and soil texture. Use the results to determine if adjustments need to be made to your compost tea recipe or feeding schedule.
  • Visual Inspection: Observe the plants’ leaves and overall appearance. Look for signs of nutrient deficiencies or toxicity, such as yellowing leaves, stunted growth, or brown spots. Adjust your compost tea recipe or feeding schedule accordingly.
  • Microbial Analysis: Testing the soil’s microbial population can give you insight into how well your compost tea is working. This can be done with a soil test kit or by sending a sample to a testing lab. Aim for a diverse and healthy microbial population in your soil.
  • Water Percolation: If your soil is not draining well or holding water, it may be compacted and lacking in organic matter. This can impede the effectiveness of your compost tea. Test for water percolation by digging a hole and filling it with water. If the water takes longer than an hour to drain, consider aerating the soil or amending it with organic matter.

Regularly testing the health of your soil can help guide your compost tea regimen and ensure your plants are getting the nutrients they need to thrive.

Storing Compost Tea

Storing Compost Tea

Compost tea is an organic fertilizer that should be used within a few hours of brewing for maximum effectiveness. However, if you have leftover compost tea, you can store it for later use. Here are some tips for storing compost tea:

Tip Description
Use a Sealable Container Store compost tea in a sealable container to prevent exposure to air, which can cause the beneficial microorganisms to die off.
Refrigerate Compost tea should be stored in the refrigerator at a temperature between 40-45°F. Avoid freezing as it can damage the microorganisms.
Use within 24 Hours Even when stored properly, compost tea will lose some of its effectiveness over time. It’s best to use stored compost tea within 24 hours.
Label and Date Label the container with the date it was brewed and stored to ensure freshness and avoid confusion with other compost tea batches.

By following these tips for storing compost tea, you can extend the life of your organic fertilizer and use it when needed for your cannabis garden. Remember to always shake stored compost tea well before use to distribute any settled solids and activate the microorganisms.

Variations in Compost Tea Recipes

Compost tea can be made using a variety of ingredients and methods, allowing for customization based on the needs and preferences of the cannabis gardener. Here are some variations to consider:

  • Basic Compost Tea: This recipe calls for a 5-gallon bucket filled with water, a mesh bag filled with compost, and an airstone or other device to aerate the mixture. Allow the tea to brew for 2-3 days before using.
  • Compost Tea with Worm Castings: Worm castings can be added to the mesh bag along with the compost for an extra boost of nutrients and beneficial microbes.
  • Green Tea Compost Tea: In addition to compost and water, green tea can be steeped and added to the mixture to provide additional nitrogen and other nutrients.
  • Compost Tea with Molasses: Adding a small amount of molasses to the tea can help feed the beneficial microbes and increase the potency of the tea.
  • Compost Tea with Kelp: Adding kelp meal or liquid kelp to the tea can provide additional minerals and trace elements to the plants.
  • Compost Tea with Fish Emulsion: Fish emulsion can be added to the tea to provide a source of nitrogen and other nutrients. However, be cautious not to overdo it as too much can lead to an unpleasant odor.

Experimenting with different compost tea recipes can help cannabis gardeners find the perfect blend to meet their plants’ needs while also improving soil health and plant growth.

Using Other Organic Fertilizers in Conjunction with Compost Tea

In addition to using compost tea as a natural fertilizer for your cannabis garden, you may also want to consider incorporating other organic fertilizers to provide additional nutrients and promote healthy plant growth. Some of the most popular organic fertilizers include fish emulsion, bone meal, and worm castings.

Fertilizer | Description | Benefit
— | — | —
Fish emulsion | Made from fish waste that is processed into a liquid fertilizer | Provides a balanced blend of nitrogen, phosphorous, and potassium, which are essential for plant growth
Bone meal | Made from ground animal bones and is a slow-release fertilizer | Provides a high dose of phosphorous, which is beneficial for flowering plants
Worm castings | Made from the waste produced by worms as they consume organic matter | Provides a rich source of nutrients, including nitrogen and phosphorous, and helps improve soil health

When using other organic fertilizers in conjunction with compost tea, it is important to consider the nutrient content of each fertilizer and adjust your feeding schedule accordingly. Too much of any particular nutrient can cause nutrient burn or other issues with your plants. It is also important to note that not all fertilizers are created equal, so it is important to choose high-quality organic fertilizers that are free from harmful chemicals and additives.

By incorporating a variety of organic fertilizers, including compost tea, into your feeding schedule, you can provide your cannabis plants with the nutrients they need to thrive and produce high-quality buds. Just be sure to monitor your plants’ response to the fertilizers to ensure that you are providing the right amount of nutrients at the right times.


In conclusion, the use of compost tea in a custom feeding schedule can greatly benefit the growth and health of cannabis plants. Compost tea provides a nutrient-rich solution that is easily absorbed by plants and can improve soil health. By determining the feeding needs based on the plant growth stage, creating a compost tea recipe, and adjusting the feeding schedule based on plant response, growers can tailor their feeding regimen to the specific needs of their plants.

It is important to test the soil health and store the compost tea properly to ensure its effectiveness. Additionally, varying the compost tea recipe and using other organic fertilizers in conjunction with compost tea can provide even more benefits for the plants.

By following these tips and guidelines, growers can create a custom feeding schedule with compost tea that promotes healthier, more abundant cannabis plants. Investing time and effort into the proper feeding regimen can pay off in higher yields, better quality buds, and a more sustainable growing process. Overall, incorporating compost tea into a cannabis garden can be a game-changer for both the plants and the environment.

Frequently Asked Questions

What is the main benefit of using compost tea?

The main benefit of using compost tea is that it provides a potent source of nutrients that are crucial for plant growth, such as nitrogen, phosphorus, and potassium.

How does compost tea compare to chemical fertilizers?

Compost tea is a natural, organic alternative to chemical fertilizers that is less likely to harm beneficial microbes or contribute to soil pollution, making it a more sustainable choice.

What types of compost are suitable for making compost tea?

Most types of compost, whether made from vegetable or animal matter, can be used to make compost tea. However, it’s important to ensure that the compost is fully decomposed and doesn’t contain any pathogens or harmful substances.

What is the process for making compost tea?

The process for making compost tea involves combining compost, water, and other ingredients (e.g. molasses, fish hydrolysate) into a container, and allowing it to sit for several days to weeks to allow the beneficial microorganisms to multiply.

How often should I feed my cannabis plants with compost tea?

The frequency with which you should feed your cannabis plants with compost tea will depend on the specific needs of your plants and the compost tea recipe you are using. It’s generally recommended to feed plants every 7-14 days, starting in the vegetative stage.

Can I store compost tea, and if so, how?

Compost tea can be stored for up to a few weeks if kept in a cool, dark place and covered with a breathable lid (e.g. cheesecloth). However, it’s best to use fresh compost tea whenever possible for optimal benefits.

Is it possible to overfeed cannabis plants with compost tea?

Yes, it is possible to overfeed cannabis plants with compost tea if it’s not diluted enough or if the compost tea mixture is too potent. You’ll need to observe your plants and adjust your feeding schedule if you notice any signs of nutrient burn or other issues.

Can I use other organic fertilizers in conjunction with compost tea?

Yes, you can use other organic fertilizers in conjunction with compost tea, such as bone meal, blood meal, or worm castings, to provide additional nutrients that your plants may need.

What are some variations in compost tea recipes?

Compost tea recipes can vary depending on the ingredients used and the desired nutrient ratio. For example, some recipes call for adding kelp meal or alfalfa meal for their trace minerals, while others may use different types of compost or vary the brewing time.

How do I know if my plants are responding positively to compost tea?

You can observe your plants for signs of healthy growth, such as vibrant leaves, sturdy stems, and plentiful flowers or fruit. Additionally, you can track the overall health of your soil over time to gauge the effectiveness of the compost tea in supporting long-term soil fertility.


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