GROW!T Commercial Coco, RapidRIZE Block 8"x8"x6", case of 20

Fast-Expanding Coco Blocks Sized for Large Flowering Plants

These 8"x8"x6" inch RapidRIZE blocks from GROW!T Commercial Coco arrive compressed for easy shipping and storage, then expand fully in about a minute once saturated with water, in a case of 20 blocks.

Like the rest of the GROW!T Commercial Coco line, every block is processed indoors and lab tested for heavy metals, with repeated washing and buffering for extra-low ppm and EC levels ready for same-day feeding.

Key Features & Benefits

• 8"x8"x6" inch block size — sized for large flowering plants, case of 20
• Compressed for storage — expands fully in about a minute after saturation
• Low-profile, wide shape — matches the rooting pattern of herbaceous annual plants
• Lab tested, buffered coir — low ppm and EC for same-day nutrient application

Who Should Use These Blocks

Growers who want a versatile coco block sized at 8"x8"x6" inches for vegetative growth, stacking with other block sizes, or running a full crop cycle with automated fertigation.

Expansion Notes

Saturate each block fully with water and allow about a minute for it to expand to full size before transplanting or beginning a fertigation schedule.

Frequently Asked Questions

How long do the blocks take to expand?

Approximately one minute after full saturation with water.

How many blocks come in a case?

This case includes 20 compressed 8"x8"x6" inch blocks.

Can these blocks be stacked with other sizes?

Yes, smaller or larger RapidRIZE blocks can be stacked or planted into this size.

Is this coir tested for contaminants?

Yes, every batch is lab tested for heavy metals and processed indoors.

What shape are the blocks?

A wide, low-profile shape designed to match the rooting pattern of herbaceous annual plants.