for $20.00:

http://www.examiner.com/article/great-deal-on-portable-greenhouses-at-ocean-state-job-lot-hooksett

A greenhouse is a long-run asset that should supply the growing area and service desired whilst blending well with the home and landscape.

You might want to exploit the greenhouse in one of the following ways:

-Starting vegetable or flower seed or propagate cut-tings during the spring to plant in the garden. On a little scale, this can be achieved with a formation as straightforward as an outdoor cold frame or hotbed. A free-standing greenhouse could also be utilized for this objective but will most likely be a simple and inexpensive form.

-To cultivate tropical foliage in a conservatory surroundings around the year. A greenhouse for this purpose will most likely be more permanent and formal.

-To produce specialty flowers or ornamentals. Lots of greenhouses are constructed because owners grow an interest in speciality flowers/ornamental that has exceptional requirements, like orchids, African violets, and bromeliads. These greenhouses have to be designed with the needs of the specific plant in mind.
The greenhouse can be a part of your residence in the structure of a sun-room or terraces. Sunrooms or terraces often have clear covering on one or more sides but not on the top.

A Greenhouse can also be linked to the house, with an entrance hall to the living area. Plants, walks, furnishings, a water pond, or a fountain may also be built-in and arranged properly or casually as an extended living room.
If you are passionate about gardening you should not hesitate to buy a greenhouse and enjoy its benefits all year long. It is not a waste of money to choose a healthy way of life, is it?

Check this website too they got good varieties: Greenhous-Booklet.com

True enough, I have zero experience with their greenhouses, but I know a number of people who have their sheds for storing all manner of things in a weatherproof shelter. The greenhouses assemble the very same way; just the fabric covering is different. Explore their web site. It has videos showing the assembly process. Youtube has many more.

http://www.shelterlogic.com/ProductList.aspx?CategoryName=Greenhouses

A 6x8 unit is $219, while a huge 10x20 is only $399.

Here is their 10x10 unit:

wish i had one to plop out there as soon as it thaws, so i can start some greens.

you can do an amazing amount in that space.