What direction should a greenhouse face?

What direction should a greenhouse face?

A greenhouse that is oriented directly to the south (or directly to the north for locations south of the equator) will receive the maximum amount of solar exposure. This factor is more important in colder climates and may even be less than ideal in tropical environments where overheating can be a problem.

How do you orient a greenhouse to the sun?

If you are in a northern climate (hardiness zone 6 and lower) and want to grow in the winter months, plan on orienting your greenhouse East to West to maximize sunlight in the winter months. Otherwise, orient the greenhouse North to South to get good light and the best ventilation.

Why is greenhouse orientation important?

By orienting your greenhouse to capture as much of the morning sun as you can, you'll help get the moisture off of the plants as early as possible during the day, and will help boost plant growth throughout the day.

Can you have a north facing greenhouse?

For example, a north-facing conservatory built as a lean-to against your house may not be ideal as a suntrap but it will be excellent for displaying most of your favourite pot plants for a large part of the year. ... If you cannot provide artificial heat, choose hardy (or almost hardy) shade-tolerant plants.

How much wind can a greenhouse withstand?

We've received numerous reports of Growing Domes withstanding up to 130 mph in Montana, Alaska, and the front range of the Colorado Rockies.

Does a greenhouse need to be airtight?

Do greenhouses need to be airtight? Yes, your greenhouse should be airtight. This will keep the heat in, especially during colder months and during the night. However, you also want to have vents that can allow fresh air to get in if temperatures get too high during summer.

Can you put a greenhouse on concrete?

Freestanding greenhouses can have a concrete slab poured without a deep foundation. In fact, if the greenhouse doesn't have a knee wall, it can be placed directly on a cement slab or it can be placed on a 4' x 6” treated lumber base. A wooden base can be anchored into the ground with three foot lengths of rebar.

How deep should greenhouse foundations be?

5-6ins

Does a greenhouse need a concrete base?

Greenhouses can be placed on soil, slab or concrete depending on your preference and more importantly the requirements of the greenhouse itself. Depending on the location you've chosen for your new greenhouse, you will need to prepare the area first - the most important factor being that it is square and level.

Is glass or plastic better for a greenhouse?

Plastic has better heat retention properties than glass, and less heat is lost through polycarbonate material than glass. ... This improved heat retention is key for the overall performance and effectiveness of a greenhouse.