Greenhouses
With one of the largest selections of garden greenhouses online, WhatShed works with almost every major brand & retailer of greenhouses in the UK. Each product gets an impartial 0-100 Expert Score which indicates how good the greenhouse is according to industry experts, helping you find the best greenhouse at the lowest price, from the right retailer. Shop all greenhouses below or choose by popular category.
Greenhouses: The Ideal Sanctuary for Your Plants
Greenhouses serve as essential tools for gardeners looking to cultivate their plants in a controlled environment. They are designed specifically to regulate the temperature, humidity, and light that plants receive, thus mitigating the unpredictability of outdoor weather. In this comprehensive guide, we will delve deep into the unique features of greenhouses, explore their various types, and provide insights to help you determine the best greenhouse for your gardening needs.
Why Choose a Greenhouse?
Opting for a greenhouse can enhance your gardening experience significantly. Here are some compelling reasons why a greenhouse might be the perfect addition to your garden:
- Controlled Environment: Greenhouses maintain a stable micro-climate, allowing you to control temperature, moisture levels, and light exposure. This is crucial for the healthy growth of sensitive plants.
- Extended Growing Season: By trapping heat and light, greenhouses allow for an extended growing season. You can start planting earlier in the spring and extend your gardening into late autumn.
- Protection from Pests and Diseases: A greenhouse shields your plants from common pests and diseases. The enclosed environment reduces the risk of cross-contamination from external sources.
- Variety of Plants: You can grow a broad spectrum of plants, including vegetables, herbs, and tropical plants that wouldn’t typically thrive in the UK climate.
Types of Greenhouses: Material-Based Categorization
Understanding the different materials used in greenhouse construction is critical in selecting the right one to meet your gardening needs. Below are the primary types of greenhouses based on material:
1. Glass Greenhouses
Glass greenhouses are considered the traditional choice, known for their aesthetic appeal and excellent light transmission. They permit a high degree of sunlight, making them ideal for a wide range of plants. However, they can be more expensive and require regular maintenance to keep panels clean and damaging algae at bay.
- Pros: Great light transmission, durable, aesthetically pleasing.
- Cons: High initial cost, heavy, may require additional structural support.
2. Polycarbonate Greenhouses
Polycarbonate is a popular alternative to glass, providing good insulation while being lighter and less prone to breakage. These greenhouses can maintain a consistent temperature, making them suitable for year-round growing.
- Pros: Lightweight, strong, excellent thermal insulation.
- Cons: Can yellow over time, somewhat less aesthetic than glass.
3. Polyethylene Film Greenhouses
For those on a budget, polyethylene film greenhouses are cost-effective and easy to set up. They consist of a plastic cover stretched over a frame and can be a great option for gardeners looking for a temporary structure.
- Pros: Inexpensive, easy to construct, lightweight.
- Cons: Less durable, requires replacement every few years, susceptible to tearing.
Key Features to Consider When Choosing a Greenhouse
When selecting a greenhouse, consider these essential features to ensure it meets your specific gardening requirements:
Size
The size of your greenhouse should align with your gardening ambitions and available outdoor space. Measure your garden area and determine how many plants you intend to grow. For instance, a small walk-in greenhouse might work perfectly for herbs and small vegetables, while larger models can accommodate fruit trees or an extensive vegetable garden.
Ventilation
Effective ventilation is crucial to prevent overheating and humidity buildup, which can lead to mould. Look for greenhouses with adjustable vents, windows, or roof vents. Automatic vent openers can also provide added convenience.
Durability and Material Quality
High-quality materials directly impact the longevity and usability of a greenhouse. Ensure the frame is sturdy—aluminium frames, for instance, are rust-resistant and durable compared to wooden frames, which may warp over time.
Product Differentiation: Notable Greenhouse Models
Here are some exceptional greenhouses available in the UK market, showcasing their unique features to help you in your decision-making process:
1. Palram Harmony Greenhouse
Best for Year-Round Growing
Merging function with aesthetic appeal, the Palram Harmony offers excellent insulation alongside effective light transmission through its clear polycarbonate panels. The adjustable roof vent ensures proper ventilation. Its sturdy aluminium frame guarantees durability, making it an ideal investment for year-round gardening.
2. Vitavia Jupiter Greenhouse
Best for Large Gardens
For gardening enthusiasts with spacious outdoor areas, the Vitavia Jupiter impresses with its spacious interior, allowing ample room for various plants. The robust glass design and double sliding doors provide both function and style, while multiple vents ensure consistent air circulation.
3. Gardman Compact Walk-In Greenhouse
Best for Budget-Friendly Gardening
The Gardman Compact Walk-In Greenhouse is a go-to choice for budget-conscious gardeners. This polyethylene model is convenient for small gardens and patios and offers protection from the elements, making it a practical solution to begin your gardening journey.
Comparison of Greenhouse Types
Let’s dive deeper into the practical differences among these models to highlight why one may be more suitable than another:
Feature |
Palram Harmony |
Vitavia Jupiter |
Gardman Compact |
Material |
Polycarbonate |
Glass |
Polyethylene |
Space |
Moderate |
Large |
Small |
Price Range |
Mid |
Higher |
Budget |
Usability |
Good year-round |
Best seasonal |
Basic functionality |
Common Mistakes to Avoid When Setting Up a Greenhouse
Proper planning will lead to a rewarding greenhouse experience. Here are some common pitfalls to steer clear of:
- Neglecting Space Requirements: Forgetting to account for the width and number of plants can lead to overcrowding, causing poor air circulation and plant growth.
- Ignoring Ventilation Needs: Failing to assess ventilation requirements can lead to hot spots and humidity issues that can be detrimental to plant health.
- Choosing the Wrong Material: Selecting a material that doesn’t suit your local climate can negatively impact your plants’ growth. For example, glass in colder climates may lead to overheating.
Expert Tips for Maximizing Your Greenhouse’s Potential
To ensure an optimal growing environment, consider these expert recommendations:
- Invest in a thermostat and heaters for temperature control in colder months.
- Use grow lights during shorter days to give your plants adequate light exposure.
- Regularly check for pests and diseases to maintain a healthy planting environment.
FAQs About Greenhouses
How much maintenance does a greenhouse require?
Regular maintenance involves cleaning the panels, checking structural integrity, monitoring temperature, humidity, and ventilation, and inspecting for pests or diseases.
What types of plants can I grow in a greenhouse?
Greenhouses are suitable for a multitude of plants, including vegetables, herbs, orchids, and even tropical plants that require a warmer environment.
What temperature is ideal for growing plants?
The optimal temperature ranges between 18-24°C (65-75°F) during the day and 12-18°C (55-65°F) at night. Specific plant types may require adjustments to these norms.
Final Thoughts
Investing in a greenhouse can significantly enhance your gardening experience, offering you the ability to grow a diverse array of plants under controlled conditions. Whether you are starting with a small compact option or diving into more substantial glass structures, understanding the materials, sizes, and features will help you make an informed decision. Compare your options wisely, and you’ll be rewarded with healthy plants and prolific harvests.
Ready to explore your greenhouse options? Dive into our reviews and comparisons of the best greenhouses available at WhatShed, and find the perfect addition to your garden today!