Pargro Slab, 9.5" x 8" x 4", case of 16

Basalt Stone Wool Slab with Pre-Cut Holes, 9.5x8x4

Pargro is lightweight stone wool made from basalt rock, a highly uniform substrate that is pathogen, disease, and seed-free, offering consistent plant growth.

This 9.5in x 8in x 4in slab with pre-cut plant holes ships in a case of 16, with vertical fiber orientation for uniform crop development through harvest.

Key Features & Benefits

• Basalt Stone Wool Media — lightweight, highly uniform, pathogen and seed-free
• Inert Material — will not add or hold back nutrients, giving full feeding control
• Rapid Water Distribution — excellent re-saturation capability for easy use
• Pre-Cut Plant Holes — ready for planting with vertical fiber orientation

Who Should Use Pargro Slabs

Suited to boutique and craft growers, and growers transitioning from coco or soil, who want a reliable, easy-irrigation substrate.

About Pargro

Pargro is a stone wool growing media line made in popular sizes for a range of growing situations, offering rapid water distribution and re-saturation.

Frequently Asked Questions

What is Pargro made from?

Lightweight stone wool made from basalt rock.

Is the material inert?

Yes, it will not add or hold back nutrients.

What size and pack does this come in?

9.5in x 8in x 4in, case of 16.

Does it include pre-cut holes?

Yes, for convenient planting.