Square Concrete Planter Boxes | Precast Concrete
COMMERCIAL · MUNICIPAL · LANDSCAPE

Square Precast Concrete
Planters

Large square concrete planter boxes engineered for commercial plazas, municipal streetscapes, and outdoor landscaping. Standard stock sizes and custom precast concrete planter configurations available — delivered and placed across BC.

Applications

Built for high-demand
environments

Sanderson Concrete’s square concrete planters are manufactured to exact standards in Langley, BC — engineered for sites where clean geometry, structural performance, and long-term durability are all required. Our square precast concrete planter boxes are a natural fit for commercial plazas, municipal streetscapes, and retail frontage where 90° corners anchor architectural grid layouts and define space with purpose. From the compact S2418 suited to patio edges and building entrances, to large square concrete planters capable of supporting mature trees in transit hubs and civic courtyards — every unit is built to handle BC’s freeze-thaw cycles and high-traffic conditions year after year.

The square form does more than look the part. Its flat sides and right-angle corners make it the preferred choice for strata amenity decks, parkade entries, and university campuses where planters need to align tightly with paving grids, walls, and architectural features. The wide footprint maximizes soil volume for deep-rooting perennials, ornamental shrubs, and small trees — while the clean profile integrates equally well with modern and traditional landscape designs. Available in smooth, exposed aggregate, and broomed finishes, our square planter boxes can be specified to match virtually any hardscape palette.

For security-conscious applications, our tall square concrete planters are regularly specified as anti-ram perimeter barriers for storefronts, pedestrian walkways, and high-traffic commercial sites — delivering both planted greenery and passive vehicle mitigation without compromising streetscape aesthetics. All units include integrated drainage and concealed lifting inserts, ensuring precise Hiab delivery and placement for landscape contractors and general contractors working on demanding commercial job sites.

Precast Concrete · Square Planters

Square Concrete Planter Boxes

Precast square planter boxes in six standard sizes — from compact 24″ units to large 60″ square concrete planters for trees and security applications. Custom dimensions available.

6
Standard
Models
Filter:
S2418
Small
S2418 Square Precast Concrete Planter 24 by 24 by 18

S2418

Square Precast Concrete Planter

L × W × H24″ × 24″ × 18″
Metric610 × 610 × 457 mm
Weight~340 lb · 155 kg
Best forRetail, patios, entries
S2424
Small
S2424 Square Precast Concrete Planter 24 by 24 by 24

S2424

Square Precast Concrete Planter

L × W × H24″ × 24″ × 24″
Metric610 × 610 × 610 mm
Weight~450 lb · 205 kg
Best forEntrances, strata decks
S3630
Medium
S3630 Square Precast Concrete Planter 36 by 36 by 30

S3630

Square Precast Concrete Planter

L × W × H36″ × 36″ × 30″
Metric914 × 914 × 762 mm
Weight~750 lb · 340 kg
Best forStreetscapes, plazas
S3636
Tall
S3636 Tall Square Precast Concrete Planter 36 by 36 by 36

S3636

Tall Square Precast Concrete Planter

L × W × H36″ × 36″ × 36″
Metric914 × 914 × 914 mm
Weight~1,020 lb · 465 kg
Best forTrees, security perimeter
S4842
Large
S4842 Large Square Precast Concrete Planter 48 by 48 by 42

S4842

Large Square Precast Concrete Planter

L × W × H48″ × 48″ × 42″
Metric1,219 × 1,219 × 1,067 mm
Weight~1,800 lb · 820 kg
Best forMunicipal, anti-ram
S6032
Large
S6032 Extra Large Square Precast Concrete Planter 60 by 60 by 32

S6032

Extra Large Square Precast Concrete Planter

L × W × H60″ × 60″ × 32″
Metric1,524 × 1,524 × 813 mm
Weight~2,400 lb · 1,090 kg
Best forFeature planting, trees
Available Finishes
Standard Grey Exposed Aggregate
Charcoal Exposed Aggregate
Green Exposed Aggregate
Terra Cotta Exposed Aggregate
Brown Exposed Aggregate
Light Sandblast

Need a custom size or quantity quote?

Our team responds within 1 business day. Provide dimensions, quantities, finish preference, and delivery location.

SQUARE PRECAST CONCRETE PLANTERS

Frequently Asked Questions

Find answers about sizes, weights, commercial applications, finishes, freeze-thaw performance, delivery, technical drawings, and specifying Sanderson Concrete's square precast concrete planters.

Sanderson Concrete offers six standard square planter models ranging from compact 24" units to large 60" square planters. Models include S2418, S2424, S3630, S3636, S4842, and S6032, providing options for entrances, patios, streetscapes, plazas, trees, and large commercial landscape projects.

Standard square planter weights range from approximately 340 lb for the compact S2418 model to approximately 2,400 lb for the extra-large S6032. Larger models provide the substantial mass required for permanent commercial, municipal, and high-traffic landscape installations.

Square concrete planter boxes are commonly used in commercial plazas, municipal streetscapes, retail entrances, strata amenity areas, parkade entrances, institutional sites, university campuses, transit environments, and civic courtyards. Their flat sides and right-angle corners work particularly well with architectural grids, paving patterns, and walls.

Larger models such as the S3636, S4842, and S6032 provide increased planter volume for trees, feature planting, ornamental shrubs, and other substantial landscape installations. The S6032 measures 60" × 60" × 32" and is the largest standard square planter in the series.

Larger and taller square planters are commonly specified where substantial planter mass, pedestrian separation, perimeter definition, and passive vehicle mitigation are required alongside landscaping. Models such as the S3636 and S4842 are particularly suited to high-traffic commercial and municipal environments.

Yes. Sanderson Concrete's square precast concrete planters are manufactured for long-term exterior use and are designed to perform through BC's freeze-thaw cycles and demanding high-traffic conditions.

Six standard finishes are available: Standard Grey Exposed Aggregate, Charcoal Exposed Aggregate, Green Exposed Aggregate, Terra Cotta Exposed Aggregate, Brown Exposed Aggregate, and Light Sandblast. These options allow the planters to coordinate with surrounding architecture and hardscape materials.

Yes. The square planter series includes integrated drainage and concealed lifting inserts to support planting performance as well as handling, delivery, and accurate placement on commercial job sites.

Yes. Technical drawings are available for the standard square planter models. Architects, landscape architects, contractors, municipalities, and project teams can use the drawings to review dimensions and specifications before ordering.

Yes. In addition to the six standard models, custom dimensions and project quantities can be reviewed. Provide the required dimensions, quantity, preferred finish, and delivery location when requesting a quote so the Sanderson team can assess the project.

Request a Custom Quote →
COMMERCIAL · MUNICIPAL · LANDSCAPE

Need Help Selecting a Square Concrete Planter?

Send us your dimensions, quantity, application, finish preference, and delivery location and our team can help identify the right square precast concrete planter for your project.

Request A Quote →