Botanicare 1gal Rhizo Blast (4/CS)

Botanicare Rhizo Blast is a root-stimulating nutrient additive with an NPK of 1.15-0.5-1.15. It is formulated to support root development across all major grow mediums, including hydroponic systems, soil, and coco coir. This case includes four 1-gallon bottles, making it a practical option for growers who use Rhizo Blast as a regular part of their feeding program.

Rhizo Blast Specifications

The table below lists the key specifications for Botanicare Rhizo Blast 1-gallon bottles as sold in a 4-count case. Physical dimensions reflect per-case shipping attributes from supplier data.

Specification	Value
Brand	Botanicare
Product Name	Rhizo Blast
NPK Analysis	1.15-0.5-1.15
Container Size	1 gallon per bottle
Case Quantity	4 bottles
Case Weight	9.64 lb
Case Height	10.72 in
Case Width	6.43 in
Case Length	5.188 in
Supplier SKU	HGC732041

Why Choose Rhizo Blast

Rhizo Blast is a root-specific additive aimed at growers who want to give root systems more support during the growth cycle. A few practical reasons growers reach for it:

• Root-focused nutrient profile: The 1.15-0.5-1.15 NPK formula is built to support root development rather than acting as a general-purpose base nutrient. That makes it a complement to a standard feed schedule rather than a replacement.
• Proprietary nutrient blend: Botanicare describes Rhizo Blast as a proprietary formula, meaning the specific nutrient combination has been developed and stabilized for consistent use across production runs.
• Works across grow mediums: The product is listed as compatible with hydroponic systems, soil, and coco coir. Growers who run multiple grow styles or switch mediums between cycles do not need a separate root additive for each setup.
• Case format: Four 1-gallon bottles per case suits facilities that dose Rhizo Blast throughout a full crop cycle and need to keep several gallons on hand without reordering mid-run.

For growers comparing root additives, the approach here is straightforward: a liquid concentrate that works in the same reservoir or feed solution you are already running, with no separate application step required by medium type.

Best Uses for Rhizo Blast

Rhizo Blast is categorized under Nutrients & Additives > Additives > Roots, which reflects its intended role: a supplemental additive used during the root-development phase of a crop, rather than as a base nutrient for the entire growth cycle.

• Hydroponic reservoirs: Add Rhizo Blast to deep water culture, nutrient film technique, or drip irrigation systems as a root-phase supplement alongside your base nutrients.
• Coco coir gardens: Mix into coco-specific feed solutions during early vegetative growth when establishing a strong root zone is the primary goal.
• Soil-grown plants: Incorporate into a soil watering schedule during transplant and early establishment phases to support root recovery and expansion.
• Multi-site commercial grows: The 4-count case format is practical for operations running multiple growing systems or rooms simultaneously, allowing uniform root additive application without mixing different product batches.
• Root zone support mid-cycle: Growers who notice root stress indicators — yellowing root tips, slow uptake, or stalled vegetative growth — sometimes introduce a root-specific additive like Rhizo Blast as a targeted response rather than adjusting the entire feed program.

Growers looking for additional root-zone support options may also want to look at Advanced Nutrients Tarantula, a microbial-based root inoculant that takes a different approach to root zone health, or Heavy 16 Roots for a large-format root additive option.

Compatibility

Botanicare states that Rhizo Blast is compatible with all grow mediums. Based on the product description, confirmed compatible environments include:

• Hydroponic systems: Suitable for reservoir-based systems including DWC, recirculating drip, NFT, and similar setups. Mix into the reservoir with other nutrients and supplements.
• Soil: Compatible with soil gardens; apply as part of a regular watering and feeding schedule.
• Coco coir: Works in coco coir media, which sits between hydro and soil in terms of watering frequency and nutrient delivery. Add to the coco feed solution at the same time as base nutrients.

Rhizo Blast is designed to be added to an existing nutrient program rather than replace any component of it. It works alongside base nutrients rather than substituting for them. If you are running a Botanicare-based nutrient system — for example, using Botanicare’s soil or hydro base nutrients — Rhizo Blast is formulated to integrate into that program. It can also be used alongside other brands’ base nutrients.

For growers evaluating which root-zone supplements pair well with Rhizo Blast, Earth Juice Hi-Brix Molasses is a carbohydrate supplement that some growers use alongside root additives to support microbial activity in the root zone.

Sources & Further Reading