Superthrive Pro-TeKt – 1 Quart

Superthrive Pro-TeKt is an easy-to-use liquid concentrate that supplies plants with supplemental potassium and soluble silicon — an element that is often overlooked in plant nutrition. Silicon deposited in cell walls forms a protective barrier that strengthens stems and branches, defends against water loss in high temperatures, and improves a plant’s tolerance of environmental stress and mineral imbalances. Formerly sold as Dyna-Gro Pro-TeKt.

Superthrive Pro-TeKt Specifications

Pro-TeKt is a liquid concentrate sold in a 1-quart (32 oz) bottle. The table below lists the confirmed specifications from the canonical product record and the manufacturer’s product description.

Specification	Value
Brand	Superthrive
Product Name	Pro-TeKt
Pack Size	1 Quart (32 oz liquid concentrate)
Key Nutrients	Potassium and soluble silicon
Weight	2.30 lb (shipping weight)
Form	Liquid concentrate
Formerly Sold As	Dyna-Gro Pro-TeKt
Category	Nutrients & Additives — Additives — Growth & Bloom Boosters

Why Choose Superthrive Pro-TeKt

Silicon is one of the most under-appreciated elements in plant nutrition. While it is not classified as an essential macronutrient, plants that have access to a steady supply of soluble silicon build stronger tissues and cope better with stress. Pro-TeKt makes that supply simple by delivering both potassium and silicon in a single liquid concentrate. Here is what the manufacturer’s description highlights:

• Stronger cell walls: Silicon is deposited within cell walls, where it forms a rigid, “Pro-TeKtive” barrier. Reinforced cell walls are the foundation for sturdier tissue throughout the plant.
• Improved stem and branch strength: The increased strength of silicon-reinforced cell walls translates directly into drastically improved stem and branch rigidity, helping plants stand up to their own weight and to heavy fruiting or flowering loads.
• Greater tolerance of environmental stress: Silicon supports a plant’s ability to withstand environmental stresses, including the kind of day-to-day fluctuations that controlled and outdoor gardens alike experience.
• Defense against heat-driven water loss: The silicon barrier within cell walls helps defend plants from water loss caused by high temperatures, an important advantage during hot weather or in warm grow rooms.
• Buffering against mineral toxicity and deficiency: Silicon improves a plant’s tolerance of mineral toxicity or deficiency, helping crops ride out imbalances in the feed solution or growing medium with less visible stress.
• Supplemental potassium: Alongside silicon, Pro-TeKt supplies supplemental potassium — a key macronutrient involved in water regulation, enzyme activation, and overall plant vigor.

Best Uses for Superthrive Pro-TeKt

Because silicon is rapidly bound in leaf tissue and deposited in a non-translocatable form within 24 hours of uptake, a continuous source of soluble silicon throughout the plant’s life is very important. That makes Pro-TeKt a product to use consistently rather than as a one-time corrective. It fits well in the following scenarios:

• Hydroponic and coco systems throughout the grow cycle: Recirculating and run-to-waste growers can add Pro-TeKt to the reservoir on a regular basis to maintain the steady silicon supply plants need from seedling through harvest.
• Warm grow rooms and hot climates: Gardens that run hot — whether under high-output lighting indoors or in summer heat outdoors — benefit from silicon’s role in defending against water loss at high temperatures.
• Heavy-flowering and fruiting crops: Plants carrying dense flowers or heavy fruit put real mechanical load on their stems and branches. The improved structural strength from silicon helps support that load. Pairing Pro-TeKt with a root-zone product such as Heavy 16 Roots earlier in the cycle helps build a robust plant from the ground up.
• Stress-prone environments: Grows that experience temperature swings, transplant shock, or occasional nutrient imbalances can use Pro-TeKt to improve overall stress tolerance and resilience.
• Any base nutrient program: Pro-TeKt is a supplement, not a stand-alone feed. It is designed to be layered onto an existing base nutrient schedule to fill the silicon gap that most base formulas leave open.

Superthrive Pro-TeKt vs Similar Products

Many supplements in the additives category focus on bloom stimulation, carbohydrates, or microbial inoculants. Pro-TeKt occupies a different niche: it is a silicon and potassium supplement aimed at plant structure and stress tolerance rather than at directly boosting bud or fruit size.

Compared with carbohydrate or molasses-based additives that feed soil microbes, Pro-TeKt works at the level of the plant’s own tissues — reinforcing cell walls so the plant is physically stronger and better able to manage heat and stress. The two approaches are complementary rather than competing: a structural silicon supplement and a microbial or carbohydrate feed address different parts of a healthy grow. For growers who want to round out the root zone, an organic input such as Earth Juice Hi-Brix Molasses can sit alongside Pro-TeKt in the schedule.

Pro-TeKt is also notable for its history: it was previously sold as Dyna-Gro Pro-TeKt, a long-established silicon supplement well known to many growers. The formulation’s emphasis on a continuous, soluble silicon supply sets it apart from products that treat silicon as an occasional additive. Because silicon must be replenished regularly — it cannot be redistributed within the plant once locked into leaf tissue — a dedicated, easy-to-dose concentrate like Pro-TeKt is more practical than trying to source silicon from inconsistent inputs.

Compatibility

Pro-TeKt is a liquid additive intended to be mixed into your reservoir or feed water. The following compatibility notes apply based on the product category and the manufacturer’s positioning:

• Compatible with all growing media: Pro-TeKt can be used in hydroponic systems (DWC, NFT, ebb-and-flow), coco coir, and soil-based gardens wherever liquid feeding is part of the routine.
• Works alongside most base nutrient lines: As a silicon and potassium supplement rather than a base feed, Pro-TeKt is designed to be added to whatever base nutrient program you already run.
• Add silicon first, separately: Silicon supplements are best added to water on their own and mixed thoroughly before any other nutrients go in. Adding Pro-TeKt to concentrated nutrient solution directly can cause precipitation, so always dilute it into the water first.
• Monitor pH after mixing: Silicon products tend to be alkaline and can raise the pH of your solution. After adding Pro-TeKt and the rest of your nutrients, check and adjust pH to the range appropriate for your medium (typically 5.5–6.2 for hydro and coco; 6.0–7.0 for soil).
• Pairs well with beneficial microbe products: Because Pro-TeKt targets plant structure rather than the root microbiome, it can be used in a program that also includes microbial inoculants such as Advanced Nutrients Tarantula to support root-zone health.

Usage Guidelines

The canonical product record does not include a specific dose rate for Pro-TeKt. The following guidance is based on the product category (a liquid silicon and potassium supplement) and standard practice for silicon additives. Always refer to the label and the manufacturer’s instructions for the confirmed dose rate.

1. Shake the bottle thoroughly before measuring, so any settled material is fully re-suspended in the liquid concentrate.
2. Start with fresh water in your reservoir or mixing container. Silicon supplements should go into the water before any concentrated nutrients to avoid precipitation.
3. Measure the dose using a calibrated syringe or graduated cup. Do not estimate by eye. Use the ml-per-gallon or ml-per-liter rate printed on the label for your stage of growth.
4. Mix thoroughly to fully disperse the Pro-TeKt before adding the rest of your feed. Allow it to integrate into the water completely.
5. Add your base nutrients and any other additives next, following the mixing order recommended by your nutrient line. Mix again between additions.
6. Check and adjust pH last. Because silicon can raise pH, measure the final solution and bring it back into the target range for your growing medium before feeding.
7. Apply consistently throughout the grow. Since silicon is locked into leaf tissue within about 24 hours of uptake and cannot be moved elsewhere in the plant, a steady, ongoing supply matters more than a single large dose. Include Pro-TeKt as a regular part of your feeding schedule.
8. Monitor plant response over the first few feedings. Healthy plants receiving silicon typically show sturdier stems and better resilience to heat and stress over time.

Sources & Further Reading