House & Garden
House & Garden™ Premium Nutrients & Additives
House & Garden has delivered premium plant nutrients and additives since its founding in Holland in 1990. Built on deep horticultural expertise, the lineup is refined to maximize purity and stability, supporting consistent performance, improved yields, and high‑quality results across controlled growing environments worldwide.
House & Garden Cocos Nutrient B (20 L)
Q115662
- Part B base nutrient for coco systems.
- Designed for drain-to-waste hydroponics.
- Promotes lush, vigorous plant growth.
- Improves strength and nutrient uptake.
- Enhances yield and aroma.
- Works through all growth stages.
- Size: 20 L (5 gal) bottle.
House & Garden Drip Clean (1 L)
Q115663
- Additive to prevent salt buildup in systems.
- Keeps equipment, media, and plants clean.
- Improves nutrient absorption efficiency.
- Reduces flush time to 3 to 4 days.
- Safe for beneficial microbes.
- Works across all growing media.
- Size: 1 L (1 qt) bottle.
House & Garden Drip Clean (5 L)
Q115664
- Additive to prevent salt buildup in systems.
- Keeps equipment, media, and plants clean.
- Improves nutrient absorption efficiency.
- Reduces flush time to 3 to 4 days.
- Safe for beneficial microbes.
- Works across all growing media.
- Size: 5 L (1 gal) bottle.
House & Garden Multi Zen (5 L)
Q115666
- Concentrated additive for increasing nutrient uptake.
- Provides readily available soluble nutrients.
- Enhances nutrient availability and efficiency.
- Supports healthy root zone and plant vigour.
- Compatible with all growing media.
- Size: 5 L (1 gal) bottle.
House & Garden Drip Clean (20 L)
Q115665
- Additive to prevent salt buildup in systems.
- Keeps equipment, media, and plants clean.
- Improves nutrient absorption efficiency.
- Reduces flush time to 3 to 4 days.
- Safe for beneficial microbes.
- Works across all growing media.
- Size: 20 L (5 gal) bottle.
House & Garden Nitrogen Boost (20 L)
Q115668
- Concentrated nitrogen supplement for plant growth.
- Supports leafy, vigorous growth.
- Strengthens stems for heavier yields.
- Works in soil and hydro systems.
- Use in vegetative and early bloom stages.
- Size: 20 L (5 gal) bottle.
House & Garden Multi Zen (20 L)
Q115667
- Concentrated additive for increasing nutrient uptake.
- Provides readily available soluble nutrients.
- Enhances nutrient availability and efficiency.
- Supports healthy root zone and plant vigour.
- Compatible with all growing media.
- Size: 20 L (5 gal) bottle.
House & Garden Roots Excelurator Gold (100 mL)
Q115669
- Root growth enhancer for soil and coco substrates.
- Promotes strong root production and lush, vigorous growth.
- Improves nutrient uptake and plant resilience.
- Helps prevent nutrient deficiency-related disorders.
- Enhances harvest yield and aroma.
- Suitable for hydroponics and soil systems.
- Size: 100 mL (0.2 pint) bottle.
House & Garden Roots Excelurator Gold (250 mL)
Q115670
- Root growth enhancer for soil and coco substrates.
- Promotes strong root production and lush, vigorous growth.
- Improves nutrient uptake and plant resilience.
- Helps prevent nutrient deficiency-related disorders.
- Enhances harvest yield and aroma.
- Suitable for hydroponics and soil systems.
- Size: 250 mL (0.5 pint) bottle.
House & Garden Roots Excelurator Gold (500 mL)
Q115671
- Root growth enhancer for soil and coco substrates.
- Promotes strong root production and lush, vigorous growth.
- Improves nutrient uptake and plant resilience.
- Helps prevent nutrient deficiency-related disorders.
- Enhances harvest yield and aroma.
- Suitable for hydroponics and soil systems.
- Size: 500 mL (1 pint) bottle.
House & Garden Roots Excelurator Gold (5 L)
Q115673
- Root growth enhancer for soil and coco substrates.
- Promotes strong root production and lush, vigorous growth.
- Improves nutrient uptake and plant resilience.
- Helps prevent nutrient deficiency-related disorders.
- Enhances harvest yield and aroma.
- Suitable for hydroponics and soil systems.
- Size: 5 L (1 gal) bottle.
House & Garden Roots Excelurator Silver (1 L)
Q115674
- Hydroponic root growth promoting nutrient.
- Promotes lush, vigorous growth.
- Improves plant strength and resilience.
- Boosts nutrient uptake efficiency.
- Enhances harvest yield and aroma.
- Works in all growing media.
- Formulated without dyes or synthetic PGRs.
- Size: 1 L (1 qt) bottle.
House & Garden Roots Excelurator Gold (1 L)
Q115672
- Root growth enhancer for soil and coco substrates.
- Promotes strong root production and lush, vigorous growth.
- Improves nutrient uptake and plant resilience.
- Helps prevent nutrient deficiency-related disorders.
- Enhances harvest yield and aroma.
- Suitable for hydroponics and soil systems.
- Size: 1 L (1 qt) bottle.
House & Garden Top Booster (5 L)
Q115676
- One-week PK additive for the flowering process.
- Uses phosphorus and potassium for final reproductive growth.
- Provides soluble nutrients to enhance floral production.
- Use one week pre-harvest.
- Directs energy to flowering sites; improves resilience.
- Works in all media; no synthetic PGRs or heavy metals.
- Size: 5 L (1 gal) bottle.
House & Garden Roots Excelurator Silver (5 L)
Q115675
- Hydroponic root growth promoting nutrient.
- Promotes lush, vigorous growth.
- Improves plant strength and resilience.
- Boosts nutrient uptake efficiency.
- Enhances harvest yield and aroma.
- Works in all growing media.
- Formulated without dyes or synthetic PGRs.
- Size: 5 L (1 gal) bottle.
House & Garden Top Booster (20 L)
Q115677
- One-week PK additive for the flowering process.
- Uses phosphorus and potassium for final reproductive growth.
- Provides soluble nutrients to enhance floral production.
- Use one week pre-harvest.
- Directs energy to flowering sites; improves resilience.
- Works in all media; no synthetic PGRs or heavy metals.
- Size: 20 L (5 gal) bottle.
House & Garden Top Shooter (1 L)
Q115678
- Liquid PK additive for final flowering stage.
- Provides high-quality potassium and phosphate.
- Supports ATP-synthesis and flower growth.
- Increases flower weight and density.
- Use 0.74 - 1.5 ml/L (2.8 - 5.7 ml/gal).
- Works in all media; no synthetic PGRs.
- Size: 1 L (1 qt) bottle.
House & Garden Shooting Powder Sachet 0-0.9-0.2 (Case of 20)
Q115680
- Flowering additive to increase growth and yield.
- Provides nutrient precursors for ATP-synthesis.
- Provides soluble PK for bloom.
- Initiates secondary flowering phase.
- Increases flower size and weight.
- Enhances oil and resin production.
- Works in all growing media.
- Each sachet contains 65 g (2.3 oz).
- Case of 20.
House & Garden Shooting Powder Sachet 0-0.9-0.2 (Case of 5)
Q115679
- Flowering additive to increase growth and yield.
- Provides nutrient precursors for ATP-synthesis.
- Provides soluble PK for bloom.
- Initiates secondary flowering phase.
- Increases flower size and weight.
- Enhances oil and resin production.
- Works in all growing media.
- Each sachet contains 65 g (2.3 oz).
- Case of 5.
House & Garden Shooting Powder Sachet 0-0.9-0.2 (Case of 140)
Q115681
- Flowering additive to increase growth and yield.
- Provides nutrient precursors for ATP-synthesis.
- Provides soluble PK for bloom.
- Initiates secondary flowering phase.
- Increases flower size and weight.
- Enhances oil and resin production.
- Works in all growing media.
- Each sachet contains 65 g (2.3 oz).
- Case of 140.
House & Garden Algen Extract (1 L)
Q117614
- Sea kelp-based nutrient supplement for plants.
- Made from cold-pressed Norwegian sea kelp.
- Supports vigorous vegetative growth.
- Enhances root hair biomass development.
- Improves plant uptake of trace elements.
- No dyes, synthetic PGRs, or heavy metals.
- Size: 1 L (1 qt) bottle.
House & Garden Amino Treatment (100 mL)
Q117615
- Nutrient supplement with amino acids and potassium.
- Supports vegetative growth and flower formation.
- Enhances mineral absorption and plant vigour.
- Contains green pea protein hydrolysate.
- Compatible with hydroponics, coco, and soil.
- No dyes, synthetic PGRs, or heavy metals.
- Size: 100 mL (0.2 pint) bottle.
House & Garden Algen Extract (250 mL)
Q117613
- Sea kelp-based nutrient supplement for plants.
- Made from cold-pressed Norwegian sea kelp.
- Supports vigorous vegetative growth.
- Enhances root hair biomass development.
- Improves plant uptake of trace elements.
- No dyes, synthetic PGRs, or heavy metals.
- Size: 250 mL (0.5 pint) bottle.
House & Garden Amino Treatment (500 mL)
Q117617
- Nutrient supplement with amino acids and potassium.
- Supports vegetative growth and flower formation.
- Enhances mineral absorption and plant vigour.
- Contains green pea protein hydrolysate.
- Compatible with hydroponics, coco, and soil.
- No dyes, synthetic PGRs, or heavy metals.
- Size: 500 mL (1 pint) bottle.
House & Garden Cocos Nutrient B (1 L)
Q117621
- Part B base nutrient for coco systems.
- Designed for drain-to-waste hydroponics.
- Promotes lush, vigorous plant growth.
- Improves strength and nutrient uptake.
- Enhances yield and aroma.
- Works through all growth stages.
- Size: 1 L (1 qt) bottle.
House & Garden Amino Treatment (250 mL)
Q117616
- Nutrient supplement with amino acids and potassium.
- Supports vegetative growth and flower formation.
- Enhances mineral absorption and plant vigour.
- Contains green pea protein hydrolysate.
- Compatible with hydroponics, coco, and soil.
- No dyes, synthetic PGRs, or heavy metals.
- Size: 250 mL (0.5 pint) bottle.
House & Garden Bud-XL (1 L)
Q117618
- Flowering additive for growth, vigor, and yield.
- Transfers plant sugars to flowering sites.
- Enhances flower size, density, aroma, flavor.
- Supports mid to late flowering stages.
- Use 1 mL/L (0.8 tsp/gal) in feed water.
- Works in hydroponics and soil systems.
- Size: 1 L (1 qt) bottle.
House & Garden Cocos Nutrient A (1 L)
Q117619
- Part A base nutrient for coco systems.
- Designed for drain-to-waste hydroponics.
- Promotes lush, vigorous plant growth.
- Improves strength and nutrient uptake.
- Enhances yield and aroma.
- Works through all growth stages.
- Size: 1 L (1 qt) bottle.
House & Garden Cocos Nutrient A (5 L)
Q117620
- Part A base nutrient for coco systems.
- Designed for drain-to-waste hydroponics.
- Promotes lush, vigorous plant growth.
- Improves strength and nutrient uptake.
- Enhances yield and aroma.
- Works through all growth stages.
- Size: 5 L (1 gal) bottle.