Low stress training (LST) is a simple and effective technique used to guide plant growth, improve light exposure, and create a more even canopy. Instead of allowing a plant to grow straight upward, LST involves gently bending and securing stems to encourage wider, more balanced development.
This method is commonly used in indoor growing environments where space, light distribution, and plant structure all play an important role in overall plant health.
What Is Low Stress Training?
Low stress training is the process of carefully bending and positioning plant stems without causing damage. Unlike high-stress methods that involve cutting or topping, LST focuses on gradual adjustments that allow the plant to continue growing without interruption.
By redirecting growth horizontally, multiple growth points can receive equal light, leading to a fuller and more evenly developed plant.
Benefits of Low Stress Training
Low stress training offers several advantages:
- Improved light exposure across all growth points
- More even canopy development
- Better airflow through the plant structure
- More efficient use of limited space
- Stronger overall plant structure
This technique is widely used for indoor plants, including those grown in controlled environments, where maximizing available light is essential.
When to Start LST
LST is best started during the early stages of growth, when stems are still flexible and easy to work with.
Starting early allows you to:
- shape the plant gradually
- avoid snapping or stressing stems
- maintain control over overall structure
As the plant grows, adjustments can be made to maintain balance and spacing.
Tools You’ll Need
Low stress training doesn’t require much, but having the right tools makes the process easier and more consistent.
Common tools include:
- Soft plant training ties – gentle on stems and easy to adjust
- Plant training clips – useful for guiding direction without tying
- Fabric pots or containers – allow flexible tie-down points
- Trellis netting (optional) – can help support and maintain an even canopy as plants continue to grow
Using soft, flexible materials is important to avoid damaging the plant while it grows.
Step-by-Step LST Guide
1. Identify the main stem
Start with the tallest or most dominant stem.
2. Gently bend the stem
Carefully guide it away from the center of the plant. Move slowly to avoid snapping.
3. Secure the position
Use a soft tie or clip to hold the stem in place.
4. Spread out growth
As new shoots develop, continue guiding them outward to maintain an even canopy.
5. Adjust over time
Check regularly and reposition ties as the plant grows.
Common Mistakes to Avoid
- Bending too aggressively – always move slowly
- Using rigid or rough ties – can damage stems
- Neglecting adjustments – plants grow quickly and need regular attention
- Overcrowding the canopy – spacing is key for airflow and light
Final Thoughts
Low stress training is one of the simplest ways to guide plant growth and make better use of available space and light. With minimal tools and a bit of consistency, it’s possible to create a balanced, efficient structure that supports healthy development over time.
Explore Plant Training Tools
Explore our Low-Stress Training Clips, Soft Plant Training Ties, and Grower Essentials Kit designed for simple, reliable plant support.
For a more detailed breakdown of how these techniques apply specifically to cannabis plants, explore our full guide on Ganja Paradise™.