What to grow in a UK greenhouse and how to grow it well — tomatoes, cucumbers, peppers, herbs, propagation, companion planting and year-round yields.
Matt W · 3rd Mar 2026
A practical guide to lean-to greenhouses covering wall positioning, sizing, thermal benefits, installation prep and what to grow. Includes comparison table, product recommendations and planning permission rules.
Matt W · 1st Mar 2026
Sow winter radishes like Black Spanish, China Rose, and Mooli in December under a cold frame. Seeds go 1cm deep in rows 15-20cm apart. A cold frame raises soil temperature by 3-5 degrees, triggering germination when open ground is too cold. Expect to harvest in 8-10 weeks.
Matt W · 24th Feb 2026
Before sowing your first seed, optimise your greenhouse environment. Position seed trays on the south-facing side where they'll receive maximum natural light. Install shelving to maximise vertical space?a standard 8x6 greenhouse can house 12+ seed trays when properly configured.
Insulate against temperature fluctuations by using bubble wrap on greenhouse walls during February?April sowings. This simple step maintains 3?5?C warmer night-time temperatures, crucial for heat-loving seedlings like tomatoes and peppers.
Matt W · 24th Feb 2026
March 2026 is when the growing season starts. From sowing tomatoes under glass to preparing your greenhouse for spring, here are all the jobs worth doing this month.
Matt W · 24th Feb 2026
Wisteria, ivy, fig roots, grapevines, and running bamboo can all damage your greenhouse frame. Learn how to spot the risks early and protect your investment.
Matt W · 13th Jan 2026
The main difference between them is that a greenhouse prioritises maximum light for high yields, while a potting shed offers superior insulation and storage for propagation. If you have limited space, the decision often comes down to this trade-off between summer growing power and year-round practicality.
Matt W · 17th Dec 2025
There is a distinct "snap" when you bite into a home-grown carrot that you simply don’t get from a supermarket bag. That crunch, followed by an intense, earthy sweetness, is the reward for patience. In our 16+ years helping UK gardeners, we’ve found that while carrots are incredibly popular, they are also frequently misunderstood.
Matt W · 15th Dec 2025
Growing your own cucumbers is one of the most rewarding experiences for a UK gardener. The difference between a store-bought cucumber—often wrapped in plastic and slightly rubbery—and one picked fresh from your own greenhouse is night and day. Home-grown cucumbers are crisp, intensely flavourful, and can be harvested at the perfect size for your needs, whether that's tiny snacking gherkins or impressive long slicers.
Matt W · 5th Dec 2025
Growing garlic in a greenhouse solves these problems instantly. You control the water, you eliminate the rain that spreads fungal spores, and you can harvest weeks earlier than your allotment neighbours. Whether you have a spacious aluminium structure or a compact wooden model, garlic is one of the most rewarding "set and forget" winter crops you can grow.
Matt W · 5th Dec 2025
Growing mushrooms in a greenhouse can be a rewarding experience, offering a controlled environment for these fascinating fungi. Whether you're a seasoned gardener or a curious beginner, this guide will walk you through the process of cultivating your own mushrooms in a greenhouse setting.
Matt W · 5th Dec 2025
There are few things more quintessentially British than the taste of a freshly picked strawberry. But why wait until late June for that first bite? In our 16+ years helping UK gardeners, we’ve found that growing strawberries under glass is one of the most rewarding ways to utilise your greenhouse.
Matt W · 4th Dec 2025
Growing potatoes offers a rewarding experience for any gardener. A well-planned potato patch not only yields fresh produce but also creates opportunities for garden decoration. While your potatoes grow, consider adding beautiful stone garden ornaments to create visual interest throughout your growing space.
Matt W · 3rd Dec 2025
Winter pansies flower from November to April in UK gardens, surviving temperatures down to -10°C. Plant in September or October for the strongest roots. Deadhead every 2-3 days to keep blooms coming all winter.
Matt W · 2nd Dec 2025
Those who are new to greenhouse gardening often think that glasshouses are best suited to growing flowers, herbs, and perhaps cool season crops like leafy green vegetables. The common belief among novices is that ?picky? summer vegetables like tomatoes and peppers can be started in a greenhouse in late winter or early spring, but must be moved outdoors once the weather warms up.
Matt W · 26th Aug 2025
The truth is, coffee grounds contain valuable nutrients that plants crave. Coffee grounds contain compounds that feed healthy soil but they don't lower pH as much as people think. Fresh grounds contain nitrogen (1–2%), phosphorus, potassium, and micronutrients like magnesium and calcium. But here's the kicker – used coffee grounds have a nearly neutral pH of around 6.5–6.8, not the acidic punch most people expect.
Matt W · 20th Aug 2025
Greenhouse succulents thrive in UK conditions when you control temperature (18-24°C daytime), humidity (below 50%) and winter heating. This guide covers the best varieties, seasonal care, heating costs and setup from expert greenhouse installers.
Matt W · 19th Aug 2025
Growing fresh herbs at home has become increasingly popular, with research showing that 34% of British adults now use their garden or outdoor space to grow their own herbs, fruit and vegetables. Whether you're starting with a simple windowsill collection or planning an elaborate outdoor herb garden, this guide will help you create a thriving herb paradise that provides fresh flavours for your kitchen year-round.
Matt W · 4th Aug 2025
Change your greenhouse from a simple growing space into an exotic paradise that produces unique harvests, amazes visitors, and gives you year-round gardening satisfaction. Start with easier options like cucamelons and herbs, then gradually add to your exotic plant collection as you get more experience and confidence.
Ready to start your exotic greenhouse journey? Pick 3-4 plants from this list that match your experience level and greenhouse size, then expand your collection as you master each new challenge.
Matt W · 23rd Jul 2025
The biggest myth in greenhouse for small garden ownership is that you need a massive garden. Let's debunk this misconception with hard facts about compact greenhouse UK requirements.
Your small garden isn't a limitation—it's an opportunity for focused, intensive growing that can rival much larger setups in productivity per square foot. The key is choosing the right small garden greenhouse size, maximising vertical space, and focusing on high-value crops.
Matt W · 9th Jul 2025
August in your UK greenhouse is about maximising opportunities. You're harvesting the rewards of summer growing while investing in winter abundance. The key is understanding that successful August growing requires active management—this isn't a month to set things up and hope for the best.
Focus on heat management first. Get your ventilation and shading sorted before you start sowing because failed sowings cost time you can't recover this late in the season. Once conditions are right, be bold with your sowings—your greenhouse gives you growing opportunities that outdoor gardeners simply don't have.
Matt W · 6th Jun 2025
The month brings with it the perfect conditions for establishing tender crops that will provide abundant harvests throughout summer and into autumn. A greenhouse is a great asset to any vegetable plot, enabling gardeners to make the most of the sun.
Even the smallest, unheated structure will allow gardeners to extend the seasons and produce good crops of a wide range of vegetables.
Matt W · 9th May 2025
May gardening jobs for UK gardens and greenhouses covering planting out tender crops, tomato care, ventilation and the Chelsea chop from installers with 16 years experience.
Matt W · 29th Apr 2025
Roses remain one of the most beloved flowers in gardens around the world, known for their beauty, scent, and variety. Whether you're looking at them in a grand garden or simply enjoying them on your kitchen table, roses bring joy to many gardeners. This guide covers everything you need to know about picking, planting, and looking after roses so they grow well and produce gorgeous blooms year after year.
Matt W · 31st Mar 2025
Shallots grow faster and more reliably in a greenhouse than outdoors in the UK. Plant sets from January in modules at 15-20cm spacing. Maintain 10-21 degrees C and water when the top 25mm of compost dries out. Most varieties reach harvest in 90-120 days.
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