Topping Cannabis (2024)

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Topping Cannabis (6)

How To Train Your Plants

Topping is a fundamental tool used to train plants. It enables growers to force plants to grow horizontally instead of vertically, making the most efficient use of available lighting. Topping is a simple way to increase yields by removing the tip of the top of the plant growth, allowing it to send vital energy out to lower nodes, encouraging growth outwards, instead of up.

Cannabis plants typically grow tall and skinny, more like a tree than a bush. Topping diverts resources to lower nodes, effectively encouraging horizontal growth by allowing lower branches access to available light.

Topping cannabis plants can be done whether you're growing indoors or outside. Unfortunately, topping your cannabis plants is a "traumatic" training technique. Your plants need to be healthy before topping so they can heal from the trauma associated with this particular training technique.

It is recommended that you wait until your plants have at least four nodes before topping them, and most growers recommend topping the plant above the sixth node. Nodes are the part of a plant that connects new stem offshoots with older growth, which can form a branch, a leaf, or in the case of cannabis plants, a bud.

Another critically important aspect of topping is the tool you use. Some people use their fingernails to pinch off the tip of the plant, while others use razor blades or tweezers. Regardless of what tool you decide to use, it's critical that you sterilize your tool of choice. This can mitigate the risk of infection from dirty tools. Done correctly topping is a significant method to fill in the canopy faster and reduce the amount of time the plant spends in the vegetative state. Typically cannabis plants can spend anywhere between two weeks and six months in the vegetative state depending on environmental conditions.

Limiting the time in the vegetative state decreases the amount of time until harvest, but it's important to plan for the healing process by introducing a 'recovery' nutrient recipe after topping. During recovery, the plant will divert energy for growth to compensate for the trauma, as the plant grows, more cola emerges from the node just below the topping point. Colas are composed of tightly woven teardrop-shaped buds that can grow 24 inches when grown in a greenhouse setting. This central flower cluster forms along the upper portion of the main stems and large branches in a mature female cannabis plant.

Topping your cannabis plants is a great way to increase yield, decrease height, and make plants easier to work with, especially in indoor cultivation with limited space. If you're nervous about crop loss, you can always start out slowly by topping just a few plants. Experimenting on a small scale will allow time to work out the process and allow you to see how it works without risking your entire crop.

Topping Cannabis (7)

Topping Cannabis (2024)

FAQs

Does topping actually increase yield? ›

Topping is a training technique specifically designed to change the plant's natural growth habit and increase plant yields. Plants naturally direct their energy into the growing tip at the top of the plant's center stalk. When plants are topped, that growing point is removed by pruning.

At what stage do you top a cannabis plant? ›

The most suitable time to top your weed plants is around 2-4 weeks into the vegetative state. Recognizing this point of no return is pivotal for successful cultivation.

How many nodes before topping cannabis? ›

It is recommended that you wait until your plants have at least four nodes before topping them, and most growers recommend topping the plant above the sixth node.

How long does it take cannabis to recover from topping? ›

Important points for topping:

2. Healthy plants usually take 2-3 days to recover from topping. After topping, do not remove the leaves from that node as these are needed to power growth of the branches from that node. Never top during flowering as it causes too much stress – which slows growth and inhibits yield.

Do cannabis plants need to be topped? ›

Topping forces the plant to grow laterally rather than vertically, but when to do so depends on soil health, plant health, lighting, size and age of the plant, and the growth goals. If you are new to cannabis cultivation, topping cannabis plants is a vital step to maximize the overall quality of the yield.

What is topped vs not topped cannabis? ›

Does Topping Improve Yields? One of the main reasons cannabis growers top their plants is in an attempt to improve yields. And in most cases, a topped cannabis plant will produce larger yields than an non-topped plant. However, it's important to understand that topping doesn't guarantee better yields all on its own.

Is topping plants worth it? ›

Pros of Topping Cannabis Plants: Topping can lead to higher yields, more even canopy growth, and increased airflow and light penetration. It can also improve the quality of the buds and make them more potent.

What are the benefits of topping? ›

Topping is a commonly used technique among growers. By removing excess tops, the plant makes two new side branches. This way your plant grows less in height and more in width.

How do you maximize yields in cannabis? ›

To improve the size and quality of yields, try pruning your cannabis plants. This involves cutting off parts of the plant that get in the way of overall growth. A major problem is large leaves sticking up above the canopy and blocking light from reaching the rest of the plant below.

When to flower after topping? ›

Considering this, the majority of growers will tell you to wait 1–2 weeks between the end of topping and the beginning of flowering. A decent amount of growers, however, believe a plant can handle the transition with only 5–7 days of recovery.

How many nodes do you leave when lollipopping? ›

Also at this stage, you should remove any branches or leaves that are dying or yellowing. Finally, you'll want to get to actually lollipopping each individual branch on your plant. Some growers recommend leaving no more than three nodes from the tip of each branch.

Is topping better than LST? ›

Topping encourages the growth of multiple colas, resulting in increased bud production and a bushier plant structure. LST, on the other hand, promotes an even canopy and improves light distribution, ensuring maximum bud development throughout the entire plant.

Can you clone a cannabis topping? ›

Many beginner growers utilize the topping method to grow bigger and better-yielding plants. Fortunately, those looking to start the topping process don't have to throw their top away! They can use it further for cloning!

What does over ripe cannabis look like? ›

Over-ripe buds can be identified by their distinct physical characteristics. They often appear brown instead of the vibrant green you might expect and may have an unpleasant odor. The marijuana trichomes may also turn amber and lose their potency.

Does topping increase yield? ›

Overall, when you top a plant (or even the many side branches), you will get two new branches in the place of the old one. Growers then have two bud sites, which is one way that topping can help increase yields. The change in distribution of growth hormones also encourages lateral branching in the plant.

Where do you cut when topping cannabis plants? ›

Topping and fimming are both techniques used to encourage lateral growth in cannabis plants. The technique you use will depend on your personal preferences. Topping involves cutting off the main stem of the plant just above a leaf node (where the leaves branch out).

How many bud sites per plant? ›

Too many bud sites will mean that some buds cannot sit on top of the plant canopy, and thus do not get enough light and end up being smaller and less desirable. At the end of the pruning process, each plant should have 4-5 branches with multiple bud sites.

How many nodes before you top a cannabis plant? ›

When Is The Right Time To Top Cannabis? The best time to top your cannabis plant is after the 6th node appears (a node is a pair of branches + leaves that grow 90 degrees from each other). This means you will have 5 formed nodes, and the 6th still pointing upwards.

What plants need to be topped? ›

Topping doesn't work with all plant varieties. It is most ideal for plants that have strong upward growth, with multiple nodes for branches and flowers to develop. This way when you cut off the top of the plant, the bottom portion is nearly identical.

What is considered top shelf bud? ›

“Top shelf” means cannabis flower of the highest quality, so it lives on the highest shelf in the store, with more visibility, rather than hidden below on the low shelf. Top shelf strains are produced by quality growers, with high potency and great flavors and aromas.

Does topping double yield? ›

Plus, successfully topping cannabis plants can also lead to quite a large increase in yield, especially outdoors and combined with a SCRoG when growing indoors. This pushes a lot of people to maximize their yield via the topping technique.

Does topping a plant make it shorter? ›

Topping can encourage lateral growth of the branches as well as multiple colas, which can increase the yield of the plant by promoting shorter plants with more buds.

Does LST increase yield? ›

What Does Low Stress Training Do? The main premise behind LST is that you can expose your plant to more light, and thus, create a wider plant that receives light deeper into the canopy. You'll increase yield with bigger colas throughout the plant, and fewer popcorn buds. This leads to an overall increase in yield.

Does mainlining increase yield? ›

Main-lining is a well-known technique that combines LST and HST methods to achieve an efficient energy distribution to all the colas and an even canopy, resulting in more yields and denser flowers when growing cannabis seeds.

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