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Vertical Gardens and Modular Construction in Sustainable Urban Living

Authors:
Peipei Liu, Xiaojing Qiu, Lili Wang
Vertical Gardens and Modular Construction in Sustainable Urban Living

Project in-detail

Integrating vertical gardens with modular units, this sustainable urban living solution enhances community engagement while addressing the need for adaptable housing in a densely populated environment.
5 key facts about this project
01
Integrates modular construction for flexible living configurations.
02
Features vertical gardens that improve air quality and aesthetics.
03
Utilizes a bent A-frame design to facilitate natural ventilation.
04
Constructed with high-strength concrete for durability and stability.
05
Promotes community interaction through strategically designed shared spaces.

# Analytical Report on the Free Breathing Tree Architectural Project

## Overview

Located in Hong Kong, the Free Breathing Tree project responds to the pressing urban density and housing challenges faced by the city's population, which exceeds 7 million within a limited land area of 1,108 square kilometers. The design seeks to maximize living space and improve overall quality of life through a unique architectural approach that integrates principles of nature, sustainability, and user customization.

## Spatial Strategy

The concept of "breathable architecture" underpins the spatial organization of the building. Inspired by the natural growth patterns of trees, the design utilizes vertical space to incorporate greenery into urban living. This integration not only fosters an organic ambiance but also promotes healthier living conditions. The layout includes flexible frameworks allowing residents to engage in the customization of their living spaces by selecting modular components. This adaptability is essential for responding to varying housing demands within the dynamic urban landscape of Hong Kong.

## Material Selection and Performance

The material choices reflect a dual focus on structural integrity and ecological sustainability. High-strength concrete provides stability, while lightweight steel supports the innovative façade design. Toughened glass enhances visual connectivity and contributes to energy efficiency. Additionally, incorporating plant elements, such as indoor trees and vertical gardens, serves both ecological and aesthetic functions, improving air quality and fostering a sensory connection to nature.

The façade features a distinctive "tree-like" structure, comprising a network of trusses that emulate branches, merging aesthetic intent with structural necessity. The design's combination of glass and steel contributes to energy efficiency by maximizing natural light. Interior layouts are designed for adaptability, facilitating various living arrangements and encouraging social interaction through shared amenities, including gardens and communal lounges. Overall, this project embodies an ecologically integrative approach, aiming to redefine urban living while nurturing biodiversity within a densely built environment.

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MICROHOME 10: Celebrating Small-Scale Living with €100,000 Prize Fund and Kingspan’s Innovation

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Competition organisers

The MICROHOME 10 competition invites participants to submit visionary designs for off-grid, modular microhomes that push the limits of sustainable, small-scale living. Organised by Buildner in partnership with Kingspan and Hapi Homes, this tenth edition sets the challenge of designing a dwelling for two people within a maximum floor area of 25 m², encouraging bold solutions adaptable to any urban or rural location. The competition continues Buildner’s mission to foster innovative approaches to compact, energy-efficient housing that can address pressing global challenges.

This year’s edition offers a generous total prize fund of €100,000, including the Kingspan Award for designs that integrate high-performance Kingspan products and the Hapi Homes Award for a project selected for real-world construction. In addition to cash prizes, the winners gain international exposure through Buildner’s media partnerships, publications, and a dedicated MICROHOME magazine, further amplifying their ideas to the wider architectural community.

Key dates for MICROHOME 10 include the closing date for registration on 25 September 2025, the submission deadline on 29 October 2025 (11:59 p.m. London time), and the announcement of winners on 9 December 2025. These milestones ensure participants have clear timelines to develop and present their concepts, with early registration discounts available to support students and emerging designers worldwide.

MICROHOME

Design a new small-scale home concept in the 10th edition of MICROHOME — 100,000 € prize + construction

100,000 € Prize Fund / Kingpsan Edition #10 ideas COMPETITION
Prize 100,000 € + Potential realisation
Eligibility Open to all
Final registration deadline 25 September 2025

Enter an open architecture
competition now

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Buildner's Unbuilt Award 2025
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