Home Maintenance

How To Maintain Your Tunnel Or Glass House


Maintaining a tunnel house or glass house is a labour of love that rewards you with thriving plants and bountiful harvests. Whether you’re nurturing delicate flowers, growing fresh produce, or creating a serene oasis, proper care ensures a flourishing environment.

Being light and easy to construct, a tunnel house is an ideal way to add functionality to your garden, without needing to be an expert..

Here is our comprehensive guide that covers every aspect of maintaining your gardening structures.

1. Regular Cleaning and Maintenance

A thriving greenhouse begins with a foundation of cleanliness and meticulous care. Regular maintenance ensures that your tunnel house or glass house remains a haven for healthy plant growth. From keeping your glass panels or polyethylene covering sparkling to inspecting the wear and tear on structural components, this section looks into the essential practices that maintain the integrity and functionality of your greenhouse.

By establishing a routine of attentive care, you’ll create an environment where your plants can flourish and your gardening endeavours can truly bloom.

Glass Panels or Covering

Gently clean glass or polyethylene panels to maximize light penetration.

Remove dirt, debris, and grime to prevent blockage of sunlight.

Wear and Tear

Regularly inspect for cracks, leaks, and signs of wear in the frame and structure.

Replace damaged or worn-out parts promptly to prevent further issues.

Ventilation System

Lubricate hinges and moving parts to ensure smooth operation.

Regularly check and clean ventilation systems to maintain proper airflow.

2. Climate Control

The heart of successful greenhouse gardening lies in maintaining an ideal climate for your plants to thrive. In this section, we explore the intricacies of temperature, humidity, and ventilation management within your tunnel house or glass house.

Discover how to monitor and adjust these factors to create an environment that fosters optimal growth, from striking the perfect balance between warmth and coolness to ensuring proper airflow. Whether you’re cultivating delicate orchids or robust vegetables, mastering climate control is key to cultivating a lush and vibrant greenhouse ecosystem.

Temperature and Humidity

Monitor temperature and humidity levels using appropriate tools.

Adjust vents, shades, and heating systems as needed to maintain ideal conditions.


Regulate airflow by adjusting vents and windows.

Prevent stagnant air that can lead to mold and disease.

3. Irrigation and Watering

Water is life for your greenhouse plants, and in this section, we take a look into the art of effective irrigation and watering practices. Learn how to strike the delicate balance between providing adequate moisture and preventing waterlogged roots.

From monitoring soil moisture levels to implementing proper drainage techniques, discover the secrets to nurturing your plants’ thirst and ensuring they flourish in the well-hydrated environment of your tunnel house or glass house.

Soil Moisture

Monitor soil moisture regularly to prevent overwatering or underwatering.

Adjust watering frequency based on plant needs and weather conditions.

Proper Drainage

Ensure pots and containers have proper drainage to prevent waterlogging.

Elevate pots on bricks or stands to allow excess water to escape.

4. Pest and Disease Management

A vigilant approach to pest and disease management is vital to safeguarding the health of your greenhouse plants. In this section, we explore the art of early detection, natural solutions, and preventive measures. Discover how to conduct regular inspections, introduce beneficial insects, and create a harmonious ecosystem that minimizes the need for chemical interventions.

By mastering the delicate balance between protecting your plants and preserving the environment, you can create a thriving greenhouse sanctuary that’s resilient against common pests and diseases.

Regular Inspection

Conduct routine checks for pests, diseases, and unusual symptoms.

Catching issues early prevents infestations from spreading.

Beneficial Insects

Introduce beneficial insects like ladybugs or lacewings to naturally control pests.

Encourage a balanced ecosystem that reduces the need for chemical treatments.

5. Plant Care and Pruning

Healthy plant growth and abundant yields rely on attentive plant care and pruning. In this section, uncover the techniques for maintaining optimal plant health, from proper pruning to pinching off spent flowers. Learn how to shape and train climbing plants, encourage airflow, and create a flourishing environment that maximizes both aesthetic beauty and productive potential.

By nurturing your plants with precision and care, you’ll create a greenhouse haven where every leaf, blossom, and fruit thrives in harmony.

Pruning Techniques

Regularly prune dead or diseased foliage for improved airflow.

Pinch off spent flowers to encourage new blooms and growth.

Training Climbing Plants

Provide supports like trellises for climbing plants.

Train vines to prevent tangling and maximize space.

6. Soil Health and Fertilization

The foundation of successful greenhouse gardening lies beneath the surface – in the soil. In this section, we learn about maintaining soil health and providing the right nutrients for robust plant growth. Explore the art of soil testing, amending with organic matter, and applying balanced fertilizers.

Uncover the secrets to creating a nutrient-rich soil environment that nurtures your plants’ roots and supports their flourishing growth within your tunnel house or glass house.

Soil Testing

Test soil pH and nutrient levels to understand your soil’s condition.

Amend soil with compost or organic matter to enhance fertility.

Balanced Fertilization

Apply balanced, diluted liquid fertilizer based on plant requirements.

Avoid over-fertilization, which can lead to nutrient imbalances.

7. Potting and Repotting

Choosing the right pots and repotting at the appropriate times are crucial elements of greenhouse gardening. In this section, discover the art of selecting pot sizes that suit your plants’ needs, preventing overcrowding and ensuring proper root growth.

Explore the techniques of repotting, from recognizing when your plants are root-bound to using fresh potting mix that rejuvenates their vitality. By mastering the science of potting and repotting, you’ll create an environment where plants thrive and find ample room to flourish.

Appropriate Pot Sizes

Choose pots that provide sufficient space for root growth.

Prevent overcrowding by selecting pots that match plant size.

Repotting Techniques

Repot plants when they become root-bound or outgrow their containers.

Use fresh potting mix to replenish nutrients and encourage growth.

8. Structural Maintenance

The durability of your greenhouse structure directly impacts its longevity and functionality. In this section, we explore the world of structural maintenance, from inspecting the frame for signs of wear and tear to repairing or replacing damaged glass panels or polyethylene covering.

Learn how to ensure the stability and integrity of your tunnel house or glass house, preventing leaks, drafts, and structural compromises. By dedicating attention to your greenhouse’s framework, you lay the foundation for a sanctuary where your plants can thrive for years to come.

Frame Integrity

Inspect the frame for rust, corrosion, or structural damage.

Replace or repair any compromised components promptly.

Glass or Covering

Repair or replace damaged glass panels or polyethylene covering.

Ensure a secure fit to prevent leaks and drafts.

9. Monitoring Light Exposure

Light is the lifeblood of your plants, and mastering light exposure within your greenhouse is essential for their optimal growth. In this section, uncover the techniques for observing and adjusting light levels to suit your plants’ needs.

Learn how to maximize light penetration by keeping glass panels clean and strategically placing your plants. By becoming attuned to the nuances of light in your greenhouse, you’ll create an environment where every leaf unfurls, and every bloom bursts forth in radiant beauty.

Light Levels

Observe light patterns and adjust plant placement accordingly.

Maximize light penetration by cleaning glass panels or covering.

10. Monitoring Plant Health

The well-being of your greenhouse plants is a testament to your attentive care. In this section, dive into the practice of vigilant plant health monitoring, from frequent checks for signs of stress, diseases, and nutrient deficiencies to maintaining records of growth and care routines.

Discover how to create a thriving greenhouse ecosystem by responding promptly to any issues that arise. By cultivating a keen eye for plant health and maintaining comprehensive records, you’ll nurture a garden sanctuary where every plant flourishes and each leaf unfurls in vibrant vitality.

Frequent Checks

Regularly inspect plants for signs of pests, diseases, or nutrient deficiencies.

Monitor growth rates and changes in appearance.

Record Keeping

Keep a gardening journal to track plant progress and care routines.

Document successes, challenges, and strategies for future reference.

11. Harvesting and Crop Rotation

Harvesting and crop rotation are pivotal to maintaining the vitality of your greenhouse ecosystem. In this section, explore the art of timely harvesting, from picking fruits at their peak of ripeness to using proper techniques to preserve plant health.

Look into the world of crop rotation and discover how to plan your plant placement to prevent soil-borne diseases and ensure optimal nutrient availability. By mastering the rhythm of harvesting and rotation, you’ll cultivate a greenhouse haven where each harvest is abundant and every planting season rejuvenates the soil.

Harvesting Techniques

Harvest crops at their peak of ripeness for the best flavor and quality.

Use proper tools and techniques to avoid damaging plants.

Crop Rotation

Rotate crops to prevent soil-borne diseases and nutrient depletion.

Plan crop placement based on their compatibility and growth habits.

12. Training and Support for Climbing Plants

The graceful beauty of climbing plants adds depth to your greenhouse oasis, and proper training and support are essential for their flourishing growth. In this section, learn how to provide trellises, stakes, or strings to guide climbing plants upward.

Discover the techniques for training vines to prevent tangling and encourage robust development. By tending to the unique needs of climbing plants, you’ll create a greenhouse landscape that showcases their vertical elegance and maximizes space.

Trellises and Support Structures

Install trellises, stakes, or strings for climbing plants.

Train vines along supports to prevent tangling and enhance airflow.

13. Winter Preparation

Preparing your greenhouse for winter ensures that your plants and structure remain resilient against colder temperatures. In this section, explore the strategies for insulating your greenhouse, protecting plants from frost, and adjusting care routines to suit the season.

Learn how to create a cozy haven where your plants thrive even when temperatures drop, and gardening takes on a different rhythm. By mastering the art of winter preparation, you’ll extend the life of your greenhouse sanctuary and enjoy a year-round haven for your plants.

Insulation and Frost Protection

Insulate the structure with appropriate materials to retain heat.

Protect plants from frost using row covers or cloth during cold spells.


Maintaining your tunnel house or glass house demands dedication and a keen eye for detail. By following these comprehensive guidelines, you’re well-equipped to create an environment where your plants flourish, bloom, and bear fruit. As you tend to your garden sanctuary, remember that every effort you invest contributes to the vitality and beauty of your greenhouse haven.