Changes

[[File:Sizing flow-through planter.jpg|thumb|A flow-through planter comprises a ponding zone, mulch layer, filter media for planting, and a supporting gravel drainage layer]]

[[File:Sizing flow-through planter.jpg|thumb|A flow-through planter comprises a ponding zone, mulch layer, filter media for planting, and a supporting gravel drainage layer]]

This article is specific to flow-through stormwater planters, vegetated systems that do not infiltrate water to the native soil. <br>

This article is specific to flow-through [[Stormwater planters|stormwater planters]], vegetated systems that do not infiltrate water to the native soil. <br>

If you are designing a planted system which does infiltrate water, see advice on [[Bioretention: Sizing]].

If you are designing a planted system which does infiltrate water, see advice on [[Bioretention: Sizing]].

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* 0.7 for wood based

* 0.7 for wood based

* 0.4 for aggregate

* 0.4 for stone

|-

|-

| [[Bioretention: Filter media|Filter media]] (''d_m'')

| [[Bioretention: Filter media|Filter media]] (''d_m'')

* 600 mm to support shrubs, flowering [[perennials]] and decorative [[grasses]]

* 600 mm to support shrubs, flowering [[perennials]] and decorative [[grasses]]

* 1000 mm to support [[trees]]

* 1000 mm to support [[trees]]

* 0.35 for Blend A - Drainage rate priority;

* 0.35 for Blend A - Drainage rate priority;

* 0.4 for Blend B - Water quality treatment priority

* 0.4 for Blend B - Water quality treatment priority

| 0.4

| 0.4

|}

|}