tree plantation on rooftop

IntroductionRooftop gardening is an attractive and energy-saving

alternative to a conventional rooftop. Besides the decorative

benefit, roof plantings may provide food, temperature

control, hydrological benefits, architectural enhancement,

habitats or corridors for wildlife, recreational

opportunities, and in large scale it may even have ecological

benefits.

How to do tree plantation on rooftop A simple rooftop garden can be created with planting

containers or potted plants.

This kind of garden is the most common for homeowners to

construct because they are relatively low in cost and easy to

maintain.

A container garden provides the benefits of reflectivity,

shade, and evapotranspiration.

How to do tree plantation on rooftop

Following are the steps for planning a garden on a rooftop:

1. Consider

• Condition of the Roof

• Structural Capacity of the Roof

• Access to the Roof

Consider Condition of the Roof:

The most cost-effective time to construct a rooftopgarden is when the roof needs to be replaced or newlyconstructed.

Consider

Structural Capacity of the Roof:

Prior to designing and constructing your rooftopgarden, you must first determine if your roof cansupport the additional weight of soil and plants.

Consider

Access to the Roof:

An important consideration is access to your roof. Inaddition to access for the people who will beconstructing and enjoying your garden.


2. Determine

• Weight of Garden

• Cost

Determine Weight of Garden:

Weight capacity might limit the number of people who may access the roof.

Determine Cost:

Your construction budget should include any neededstructural or safety improvements, irrigation systems,garden materials, maintenance costs, transportation,and fees associated with any ongoing professionalassistance and permits.


3. Design

Special Design of a Green Roof System

Irrigation

Drainage

Selection of Plants and Growing Media

Maintenance

Design Special Design of a Green Roof System:

A complete green roof consists of many layers.theselayers mimic the conditions found in nature,creating an environment suitable for plant growth.

Design Irrigation:

The City encourages landcaping with native plants asan environmentally beneficial garden design. Youshould plan for the need to supplement rainfall withirrigation.

Design Drainage:

The water drainage system is an essential component of any rooftop garden.

Design Selection of Plants and Growing Media:

Since natural soils are heavy, particularly when wet, rooftop gardeners typically use lightweight growing media consisting of high-quality compost and recycled materials.

Design Maintenance:

Rooftop gardens must be maintained just like any garden, for instance by watering or weeding.

Advantages and needs of tree plantation on rooftop

As we all know that people from rural areas of Bangladesh

moving into Dhaka for better living, jobs, education and many

more things. Dhaka is now highly populated city and the rate of

people entering into the city at the rate of 5lakh a year. As our

city is highly populated and there is less space available where

we can plant trees, all we can do is use our rooftop to plant

trees.


The advantages of planting of trees on rooftop are asfollows:

Plant gives us the most important thing such as oxygenand they take away harmful gas such carbon dioxide.

Building and surrounding area’s beauty will be moreenhanced.


Plant will help to lower temperature during summer and help to maintain cold temperature during winter.

Impact of rooftop tree plantation

Dhaka is one of the fastest growing megacities and one ofthe most densely populated cities in the world. It covers anarea of 1353 sq. Km where Dhaka City Corporations cover276 sq. Km. Rapid declines in green areas of Dhaka city, forallowing built forms are contributing to ever increasingcarbon emission issues.

Roof gardens can actually save electricity and impact ofclimate change by reducing the cooling demand forcomfort.

Conclusion

Trees are very important for our environment. For

every living being, trees are needed in everyway.

Trees are major element of getting oxygen and

food. But trees are being cutting down for

urbanization, making furniture and many more.

As a result the environment of the city become

imbalanced. But we can overcome this problem

with planting trees on roof top

Thank You

Happy

Gardening

tree plantation on rooftop

Environment