You can plant radishes closely allow 2 inches of space between each plant in a wide container.
Growing vegetables roof garden.
But these plants don t require a ton of horizontal space which is great for rooftop gardening.
Gardening on a budget.
After considering the preliminary issues of starting a roof.
How to start a roof garden depends on some issues like.
Things to be considered before starting a rooftop garden.
Root vegetables like carrots radishes and beats do well in containers.
Choose vegetables that can tolerate the conditions.
Methods of building a rooftop vegetable garden.
Low growing vegetables such as carrots and lettuce are a good option.
Whether it s fruit shrubs vegetables or herbs most edible plants can be grown in a container on a roof.
A planter that is 6 inches deep is enough but if you are growing larger varieties use 10 inches deep pot.
Radishes are one of the quickest growing vegetables and suitable for container vegetable gardening as you can also grow them in small pots.
Also bush beans and peas yield excellent harvests when grown in containers.
Gardening in the city.
You will need a deeper container.
Best beginners guide to grow vegetables on rooftop garden step 1.
For the climbing vegetables it is advisable to select the dwarf variety as very ling ones can break easily.