• House and Garden Multi Zen - 1 Litre
1 1

Product benefits

  • Plant-Available Nutrition
  • Better Nutrient Uptake
  • Absorbable Nutrition
  • Efficient Nutrient Use
  • Vigorous Growth
  • Plant Vigor
  • Multi-Media Ready
  • Strong Root Zone

This product may offer additional benefits beyond those listed.

Frequently purchased together

House & Garden US flag

Official Reseller

Provision Gardens is an official reseller of this brand.

Our inventory is sourced directly from the manufacturer and/or authorized distribution partners. We do not sell used items or unverified/old stock. This helps ensure product authenticity, freshness, and the high standard you expect.

House & Garden Multi Zen - 1 Litre

Flowering Stage Indoor Outdoor Regular Watering Watering Systems Hydroponics Coco Coir Safe Soil Soilless
$50.99
$50.99
Shipping calculated at checkout.
Store Availability
Qualifies for Free Shipping Promotion

Product benefits

  • Plant-Available Nutrition
  • Better Nutrient Uptake
  • Absorbable Nutrition
  • Efficient Nutrient Use
  • Vigorous Growth
  • Plant Vigor
  • Multi-Media Ready
  • Strong Root Zone

This product may offer additional benefits beyond those listed.

Description
Description
House & Garden Multi Zen is a concentrated growth-promoting additive for increasing nutrient uptake and supporting vigorous plant development from the vegetative stage into early bloom. This plant nutrient additive supplies soluble and available nutrients in forms designed for efficient absorption, giving growers a focused way to support stronger nutrient performance throughout periods of active development.

The formula boosts overall plant vigor by helping plants access more of the nutrients already present around the root zone. Its role in enhancing nutrient availability supports steady development during periods of rapid growth. By boosting nutrient uptake efficiency, Multi Zen helps plants gain more value from available nutrition while supporting a healthy root zone. These benefits give the additive a clear purpose for rapidly growing plants moving from vegetative growth into early bloom.

Multi Zen is suited to all growing media, giving it broad relevance across different horticultural setups. The formulation contains no dyes, synthetic plant growth regulators, or detectable heavy metals. This streamlined profile keeps the product centred on soluble nutrition plus nutrient-uptake support. Its nutrient inputs include ammonium nitrate, nitric acid, and potassium hydroxide, which provide the nitrogen plus soluble potash identified in the formula.

For growers focused on vigorous growth, Multi Zen adds a precise function to a plant nutrition program: increasing nutrient uptake while maintaining ready nutrient availability. Its concentrated growth-promoting formula supports rapidly growing plants through key development stages. Healthy root zone support also helps maintain a strong foundation for consistent nutrient access. Together, these qualities define Multi Zen as a targeted nutrient uptake additive with a clear role in plant nutrition.

The combination of all-media suitability, readily available nutrients, plus early bloom relevance makes the product easy to place within a crop nutrition plan. Its value centres on nutrient availability, root zone support, and efficient nutrient uptake without unnecessary formulation extras. House & Garden Multi Zen is a good fit for growers seeking focused nutrient uptake support for rapidly growing plants across the vegetative and early bloom phases.
How to use
Vegetative stage - Multi Zen:
- Week 1: do not use this product during this week of vegetative growth.
- Week 2: mix 1.0 ml per litre of water or nutrient solution.
- Week 3: mix 1.0 ml per litre of water or nutrient solution.

Flowering stage - Multi Zen:
- Week 1: mix 1.0 ml per litre of water or nutrient solution.
- Week 2: mix 1.0 ml per litre of water or nutrient solution.
- Week 3: mix 1.0 ml per litre of water or nutrient solution.
- Week 4: do not use this product during this week of flowering.
- Week 5: do not use this product during this week of flowering.
- Week 6: do not use this product during this week of flowering.
- Week 7: do not use this product during this week of flowering.
- Week 8: do not use this product during this week of flowering.
Product benefits
Flowering Stage; Indoor; Outdoor; Regular Watering; Watering Systems; Hydroponics; Coco Coir Safe; Soil; Soilless; Plant-Available Nutrition; Better Nutrient Uptake; Absorbable Nutrition; Efficient Nutrient Use; Vigorous Growth; Plant Vigor; Multi-Media Ready; Strong Root Zone.
Guaranteed analysis
Total Nitrogen (N): 0.2%; Ammoniacal Nitrogen (N): 0.02%; Nitrate Nitrogen (N): 0.18%; Soluble Potash (K2O): 0.7%.
Derived from
Ammonium Nitrate; Nitric Acid; Potassium Hydroxide.

How To Use

How to Use House & Garden Multi Zen - 1 Litre

Step-by-step mixing and feeding instructions for House & Garden Multi Zen - 1 Litre.

Mixing & preparation

Fill your reservoir or watering container with clean, room-temperature water first. Shake the bottle of House & Garden Multi Zen - 1 Litre well before every use. Using the feeding schedule below, measure the recommended dose and add it directly to the water while stirring. Allow the solution to mix fully before adding any other fertilizers, additives, or supplements.

Always add nutrients to water — not the other way around. Mix thoroughly between products to ensure an even, stable nutrient solution.

Week-by-week feeding schedule

Vegetative stage — Multi Zen

  • Week 1: do not use this product during this week of vegetative growth.
  • Week 2: mix 1.0 ml per litre of water or nutrient solution.
  • Week 3: mix 1.0 ml per litre of water or nutrient solution.

Flowering stage — Multi Zen

  • Week 1: mix 1.0 ml per litre of water or nutrient solution.
  • Week 2: mix 1.0 ml per litre of water or nutrient solution.
  • Week 3: mix 1.0 ml per litre of water or nutrient solution.
  • Week 4: do not use this product during this week of flowering.
  • Week 5: do not use this product during this week of flowering.
  • Week 6: do not use this product during this week of flowering.
  • Week 7: do not use this product during this week of flowering.
  • Week 8: do not use this product during this week of flowering.
Tips for best results
  • Maintain pH and EC/ppm within the range recommended for your growing medium and crop.
  • Use fresh nutrient solution whenever possible and avoid leaving mixed solution stagnant for long periods.
  • Store nutrients in a cool, dark place away from direct sunlight and extreme temperatures.
  • Keep bottles tightly sealed when not in use to reduce air exposure and preserve product quality.
  • Use clean measuring tools and regularly rinse or clean your reservoir, lines, and irrigation equipment.
Common mistakes to avoid
  • Do not mix different nutrients or additives together in concentrated form before adding them to water.
  • Do not exceed the recommended dosage unless you are following a tested, crop-specific feeding plan.
  • Do not skip pH or EC/ppm checks when growing in hydroponic or soilless systems.
  • Do not allow the nutrient solution to freeze or overheat, as this can damage the formulation.
  • Do not ignore the directions on the product label for your specific crop, growth stage, and system type.

Warnings & Safety
Important – Safety Information

This product may cause mild skin irritation and eye irritation. Avoid unnecessary contact with skin, eyes, and clothing. Use only as directed.

General Safety Precautions

Read and follow all instructions on the product label and any accompanying documentation before use. Keep out of reach of children and pets. Do not ingest. Avoid breathing vapours, mist, or dust that may be generated during handling or use.

Wear appropriate personal protective equipment (PPE), such as protective gloves, long sleeves, long pants and closed-toe footwear. When there is a risk of splashing or airborne particles, use safety glasses or other suitable eye and face protection.

First Aid – Skin Contact

IF ON SKIN OR HAIR: Remove contaminated clothing immediately. Rinse skin with clean water for several minutes, then wash with mild soap and water. If irritation or redness develops and persists, seek medical attention. Wash contaminated clothing before reuse.

First Aid – Eye Contact

IF IN EYES: Rinse cautiously with clean water for several minutes, keeping eyelids open. Remove contact lenses if present and easy to do. Continue rinsing. If irritation persists, obtain medical advice.

First Aid – Ingestion

IF SWALLOWED: Rinse mouth thoroughly with water. Do not induce vomiting unless instructed by a medical professional. Seek medical attention if you feel unwell.

First aid – Inhalation

IF INHALED: Move the person to fresh air and keep them comfortable for breathing. If coughing, breathing difficulty, dizziness or other symptoms occur, seek medical assistance.

Storage And Handling

Store this product in its original closed container, in a cool, dry and well-ventilated area. Protect from extreme temperatures and direct sunlight. Keep container tightly sealed when not in use.

Avoid release to drains, natural waterways or outdoor soil. Dispose of unused product and empty containers in accordance with local regulations and the directions on the label.

Important – Medical

If medical advice is needed, keep the product label or container available. Always follow the specific instructions and safety recommendations provided by the manufacturer. This safety notice is intended as general guidance and does not replace official label directions or documentation.

Guaranteed Minimum Analysis
Total Nitrogen (N) 0.2%
Ammoniacal Nitrogen (N) 0.02%
Nitrate Nitrogen (N) 0.18%
Soluble Potash (K2O) 0.7%

Derived From
Ammonium Nitrate
Nitric Acid
Potassium Hydroxide

Frequently Asked Questions
Why is total nitrogen (N) important for plant growth, and what makes it different from other nutrients?

Total Nitrogen is important because it directly drives leafy growth, chlorophyll production, and overall growth speed, which sets the pace for the entire plant. It’s unique because the “total” number can include different nitrogen forms that behave differently in the root zone, meaning the same total amount can produce very different results depending on the nitrogen type and plant stage.

Read the full guide

What Is ammoniacal nitrogen (N) and why do plants need It?

Ammoniacal Nitrogen (N) is a plant-available form of ammonium (NH₄⁺) that provides a steady, gentle source of nitrogen for healthy green growth. Unlike fast-release nitrogen types, ammoniacal nitrogen feeds plants slowly, helps stabilize root-zone pH, and works well in cooler temperatures. It is commonly used during early vegetative growth because it supports strong leaf development without burning young roots. If plants show pale leaves, slow growth, or weak stems, they may need more available ammoniacal nitrogen.

Read the full guide

What does nitrate nitrogen (N) do for plants?

Nitrate Nitrogen provides a stable, easy-to-absorb form of nitrogen that supports steady growth, strong foliage, and reliable plant development without sudden nutrient swings.

Read the full guide

Why is soluble potash (K2O) important for plants?

Soluble potash (K2O) is important because it helps plants control water use, move sugars to new growth and fruit, and build stronger, higher-quality structure under stress. It’s unique from many other nutrients because it acts more like a regulator and transport helper than a direct “building material,” so the biggest benefits show up as steadier growth, stronger stems, and better finishing instead of just bigger leaves.

Read the full guide

What makes ammonium nitrate different from other nitrogen ingredients for plant growth?

Ammonium nitrate is unique because it provides nitrogen in two plant-usable forms at once, which can give a fast green-up while still supporting steadier uptake depending on the root-zone conditions. That matters because it can correct true nitrogen shortages quickly, but it also needs careful balance since too much can push overly soft growth and trigger pH drift and nutrient imbalances.

Read the full guide

Is nitric acid only for pH, or does it feed the plant too?

Nitric acid lowers pH, but it also adds nitrate nitrogen once diluted, so it can influence both nutrient availability and the plant’s growth balance. That makes it important for stable uptake, and unique compared to acids that adjust pH without contributing nitrate.

Read the full guide

Is potassium hydroxide just a potassium fertilizer?

No, potassium hydroxide is mainly a strong pH-raising ingredient that changes how nutrients behave and how roots can access them, and its potassium addition is usually secondary. It’s important because stable pH prevents false deficiency symptoms and uptake stress, and it’s unique from other potassium sources because it’s used for acidity control rather than primarily for plant nutrition.

Read the full guide

Frequently purchased together

View full details
Nutrient Feed Chart

Vegetative — Multi Zen

Flowering — Multi Zen

Product Comparison