As summer arrives, those passionate about greenhouses are eagerly gearing up to capitalise on the pleasant weather and optimise their plant growth. Greenhouses provide a regulated environment that facilitates the cultivation of a diverse range of plants. By strategically planning and investing effort, you can enhance the performance of your greenhouse this season. 

plants in greenhouse

Optimise Light Levels

One of the key factors for successful greenhouse gardening is providing adequate light to your plants. Make sure your greenhouse is clean and free from any obstructions that may block sunlight. Trim overgrown trees or bushes outside the greenhouse to allow more natural light to penetrate. Installing shade cloth or using blinds to regulate light levels during intense midday sun can be a sustainable method. If none of those options sound appealing, consider using supplemental lighting, such as LED grow lights, to provide consistent light for plants that require more intense illumination.

Water Wisely

Proper watering is needed for maintaining a successful greenhouse garden. Regularly monitor soil moisture levels to avoid over or under-watering your plants. It may also be wise to invest in a quality irrigation system, such as drip irrigation, to provide a consistent water supply directly to the plant roots while minimising wastage. Consider using a water collection system to capture rainwater, reducing your reliance on tap water and conserving resources. Remember to adjust watering frequency and duration as the summer temperatures rise to prevent water stress in your plants.

Nutrient-rich Soil

Healthy, nutrient-rich soil is the foundation for robust plant growth. Regularly test your greenhouse soil to judge its nutrient content and pH levels. Amend the soil with organic matter, such as compost or well-rotted manure, to enrich its fertility. Mulching with organic materials like straw or wood chips can help retain moisture and suppress weed growth. It may be wise to consider using slow-release or organic fertilisers to provide a steady supply of nutrients to your plants throughout the summer growing season.

sprouts in greenhouse

Pest Management

Summer brings with it an array of pests that can wreak havoc on your greenhouse plants. Implement preventative measures such as regular inspection and removal of any infested or diseased plants. Encourage beneficial insects like ladybirds and caterpillars which are natural predators to control common pests. Use organic pest control methods, such as neem oil or insecticidal soaps, to tackle stubborn pest problems without harming the environment.

Maintain Prime Temperature And Humidity

To promote healthy plant growth, it’s essential to effectively regulate the temperature and humidity within your greenhouse. As summer tends to bring high temperatures, it can present a challenge. Nevertheless, there are successful solutions available. Installing vents or fans to facilitate air circulation and prevent excessive heat build-up is a recommended approach. It’s important to consider that some plants thrive in higher temperatures, so greenhouse heaters, or underfloor heating can be valuable in maintaining the ideal temperature range, especially during cooler summer nights.

Regular Maintenance

To ensure your greenhouse operates at its peak, regular maintenance is needed. Clean the greenhouse structure, including the glass or plastic panels, to allow maximum light to reach the plants. Check for any leaks or damaged seals that may compromise temperature and humidity control. Prune and train plants to maintain proper airflow and prevent overcrowding. Remove any weeds or debris that could harbour pests or diseases.

As you embark on your greenhouse gardening journey this summer, remember that each plant has its unique requirements. Research the specific needs of the plants you’re growing and tailor your approach accordingly. By implementing these tips and integrating heaters when needed, you can create an optimal environment for your plants to thrive and flourish. Embrace the joys of greenhouse gardening this summer and watch your garden grow with gusto!

lily meyers author

Lily Meyers is a creative copywriter with a flare and focus on anything outdoors. When she’s not out and about chasing her dog, you can find her typing away her next angle at her desk.