TX Organic Research Center



Raised Bed Material Analysis






Hand Built Raised Beds


No cost, no installation required

Must be rebuilt each year, no containment

Untreated Pine/Spruce

.55 2x8x16

Inexpensive, boards are 2 wide

Requires some carpentry skills, wood rot and insect attack

Hardie Panel Cementatious  board

.79 3/8x12x12

Inexpensive, will not rot, no insect damage, lasts for years.  Boards are 3/8 wide.

Requires some carpentry skills, material is brittle, needs some support which adds to cost

Pressure Treated ACQ

.81  - 2x8x16

Inexpensive, resists rot and insects for years.  Boards are 2 wide

Requires some carpentry skills, classified as a group 1 human carcinogen

Concrete Blocks

$1.20 - 8x8x16

Cost is reasonable, will never rot or decay, easy installation by anyone

Blocks get very hot in summer sun, transmitting heat to plants and humans alike, additional cost to fill cores. Blocks are 8 wide

Natural Cedar

$2.84 - 2x8x16

Rot and insect resistant, boards are 2 wide

Expensive, requires some carpentry skills


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