TREEURBAN
Urban trees, green spaces, and the art of city gardening.
From frost dates to fertilizer rates, TreeUrban pairs free hands-on calculators with practical growing guides and a richly illustrated museum of trees and urban greenery. Dig in, plan your beds, and grow with confidence.
Garden Tools & Calculators
Free planners for every stage of the season — watering, planting, composting, soil, and feeding.
Mulch Calculator
Calculate how much mulch you need for tree rings and beds — cubic feet, cubic yards, bags, and weight
Tree Age Estimator
Estimate a tree's age from its trunk circumference and species using the standard growth-factor method
Tree Canopy & Shade Calculator
Estimate the canopy area and shade footprint of your trees from their crown diameter
Tree Spacing Calculator
Calculate how many trees fit your space and the right spacing based on each species' mature canopy spread
Trees & Urban Greenery
Wander an immersive museum of trees and great urban green spaces — shade & street trees, ornamental & flowering trees, conifers, and tropical trees & palms, alongside the world’s finest urban parks, botanical gardens, and arboreta, each with its own gallery so you can trace the histories and ideas that connect them.
Tour the museum →From the Journal
Fresh growing guides, plant-care tips, and seasonal know-how.
The Lush Canopy of Urban Greenery: Cultivating Nature Within City Walls
The Lush Canopy of Urban Greenery: Cultivating Nature Within City Walls In an era where concrete jungles dominate our skylines, the concept of urban greenery has emerged as both a…
The Artful Fusion of Nature and Urban Life: Exploring Landscape Architecture
The Artful Fusion of Nature and Urban Life: Exploring Landscape Architecture Landscape architecture is an interdisciplinary field that merges artistry with environmental science to design outdoor spaces that enhance both…
The Vital Pulse of Urban Greenery: A Deep Dive into Tree Health Management
The Vital Pulse of Urban Greenery: A Deep Dive into Tree Health Management In the heart of our bustling cities, trees stand as silent sentinels, offering shade, oxygen, and an…
The Lifeblood of Urban Living: How Green Spaces Transform Cities Into Thriving Communities
The Lifeblood of Urban Living: How Green Spaces Transform Cities Into Thriving Communities In an era where concrete jungles dominate our skylines, green spaces stand as vital sanctuaries that breathe…
The Green Pulse of the City: How Urban Parks Transform Modern Living Spaces
The Green Pulse of the City: How Urban Parks Transform Modern Living Spaces In the heart of bustling metropolises where concrete jungles dominate the skyline, urban parks stand out as…
Eco-Benefits of Well-Planned Street Trees
The Urban Canopy: Transforming Cities Through Strategic Street Tree Planting In an era where concrete jungles dominate our skylines, street trees emerge as vital lifelines connecting urban dwellers to nature’s…
Keep Learning
Plant families, pests, techniques, and a plain-language gardening glossary — everything you need to dig deeper.
Visit the Learn hub →