Plant Propagation, Nutrition & Health

A complete range of plant propagation, nutrition, and health products designed to support robust growth and maximize yields. Whether you’re focused on cloning and seed starting, enhancing plant vigor with nutrients and supplements, or protecting crops from pests and diseases, Quality Horticulture's curated selection offers reliable solutions for every stage of plant development. Featuring industry-leading brands trusted by professional growers like General Hydroponics, Mondi Products, and MIIM Horticulture.

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Supernatural Brand Ultimate Thrive (1 pt / 500 ml) [USA]

Q112983
  • Liquid macro and micro supplement.
  • Helps maintain a vigorous root environment.
  • Promotes seed germination.
  • Used throughout the entire feeding program.
  • Aids the growth of energetic plants full of vibrant colors and heavy fruit loads.
  • Bulk up your plants.
  • 1 pint (500 milliliter) bottle.
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GH FloraNova Grow Quart (12/Cs)

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FloraNova® represents a breakthrough in fertilizer technology. FloraNova® gives users both the strength of a dry concentrate and the ease of a liquid. This unique formulation of highly purified minerals and natural additives combines the benefits of both organic and soilless gardening methods. Optimum nutrient absorption is aided by natural humic extracts for increased quality and superb yields. FloraNova® is a one-part formula that is pH stabilized and outstanding for all plant types. Works as a specialized nutrient for rapidly growing plants during the structural and foliar growth phase.
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GH FloraNova Bloom Quart (12/Cs)

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FloraNova® represents a breakthrough in fertilizer technology, as it gives users both the strength of a dry concentrate and the ease of a liquid. This unique formulation of highly purified minerals and natural additives combines the benefits of both organic and soilless gardening methods. Optimum nutrient absorption is aided by natural humic extracts for increased quality and superb yields. FloraNova® is a one-part formula that is pH stabilized and outstanding for all plant types. FloraNova® Bloom Promotes explosive flowering and fruiting. FloraNova Bloom induces phenomenal aroma, taste and colors while delivering extraordinary yields.
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GH Flora Nectar FruitnFusion Quart

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FloraNectar® contains all natural raw cane sugar, molasses, malt syrup, select plant-based esters, L-amino acids, organic acids, vitamins and essential minerals. This unique blend of ingredients helps your plants regulate enzymes that trigger specific reactions involved in maintaining optimal metabolism. This allows your plants to achieve a balance between respiration and photosynthesis in high-intensity growing environments where the rate of respiration can sometimes exceed the rate of photosynthesis.

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Cyco™ Potash Plus 0-4-6

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  • Strengthens plants and aids in water retention, improving yields and transportability.
  • Balances other nutrients, especially nitrate, ensuring efficient uptake and reducing harmful losses.
  • Promotes the development of large flowers and full yield quality.
  • Enhances nitrogen efficiency, water use, drought tolerance, and frost resistance.
  • Contributes positively to the environment by supporting nutrient balance.
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CYCO Swell 1 Liter (12/Cs)

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The phosphorus in Cyco Swell plays an essential part in photosynthesis, it assists with plant maturation and aids in withstanding stress; increasing growth and encouraging bloom. The potassium found in Cyco Swell helps enhance fruit quality. The magnesium in Swell activates the plant enzymes needed for growth. Cyco Swell is also recommended in the later flowering stages.
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Botanicare Pure Blend Pro Grow Quart (12/Cs)

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A premium, one-part plant food for use in many types of growing techniques such as hydroponics, soil and soilless applications. Pure Blend Pro® Bloom is used in the flowering and fruiting stages to support vigorous buds, fruits and flower formation.
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GH Rapid Rooter 100/Pack Replacement Plugs

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Rapid Rooter® plugs are all-natural soilless grow plugs made of composted tree bark and organic materials. These plugs are perfect for seedlings or cuttings. Transplant plugs in soil or soilless hydrogardening applications.
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CYCO KLEANSE 1 GAL (2/CS)

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Cyco Platinum Series Kleanse is a salt clearing agent that is formulated to solubilize most micronutrients, cationic nutrients or metals in a growing environment. Kleanse can be utilized during the growth and bloom period to clean the root system from accumulated mineral salts. Kleanse also feeds the microbial life in the substrate by supplying needed carbohydrates.
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GH FloraBlend Gallon (4/Cs)

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FloraBlend® 0.5-1-1 is a blend of plant nutrients designed for hydroponic growing. FloraBlend can be used when growing in coco coir, hydroponics or soil. FloraBlend can be used in addition to your regular fertilizer program from germination through ripening.
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Purpinator 1 Quart (12/CS)

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"Designed to help enhance the expression of purple in capable cultivars, Purpinator® feeds to help support the increased production of flavonoids (plant pigments) and maintains a neutral plant cell pH. Like Terpinator®, Purpinator® provides the building blocks for secondary metabolites, which helps increase the production of terpenes for improved aromatics and flavors. Use alongside General Hydroponics® nutrients or any feed regimen, whether growing hydro, in soil, or with soilless media. "
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Purpinator 1 Quart (12/CS)

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"Designed to help enhance the expression of purple in capable cultivars, Purpinator® feeds to help support the increased production of flavonoids (plant pigments) and maintains a neutral plant cell pH. Like Terpinator®, Purpinator® provides the building blocks for secondary metabolites, which helps increase the production of terpenes for improved aromatics and flavors. Use alongside General Hydroponics® nutrients or any feed regimen, whether growing hydro, in soil, or with soilless media. "
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GH Floralicious Grow Quart

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Floralicious® Grow enhances metabolic activities and nutrient assimilation that result in more vigorous growth. Builds the foundation of root and leaf mass needed for superior harvests.

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GH Flora Kleen Gallon (4/Cs)

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FloraKleen® removes fertilizer residues that can accumulate over time in hydroponic systems, growing media and potting soils. Use FloraKleen® monthly to purge your hydroponic system or potted plants of excess salts that can accumulate as a result of regular fertilizer application. FloraKleen® is an excellent final flush and can be used to dissolve mineral and salt buildup.
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Dry Flower Liquid Gold (4 L / 1 gal)

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  • Increases the cell metabolic rate which translates into better growth.
  • Can be added directly to your reservoir water, or used as a foliar spray.
  • Absorbed directly into the plant tissue.
  • Regular daily spraying will treat new growth cells.
  • Compatible with any nutrient.
  • 4 liter (1 gallon) bottle.
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General Hydroponics® Armor Si™ 0-0-4

P_00591
  • Suitable for all types of plants at all growth stages.
  • Can be used in hydroponics, coco coir, and all types of media.
  • Acts as a growth enhancer with irrigation water or regular fertilizers.
  • Improves plant structure and foliar development.
  • Increases yield, flower, and fruit production.
  • Enhances heat and cold tolerance, stress resistance, and light absorption.
  • Leads to greater plant stature.
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LIQUID KARMA 1QT

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"When used in combination with your preferred plant food, Liquid Karma may enhance the nutritional environment allowing for optimal plant uptake. This dynamic plant food is one of the most versatile products in our line. Liquid Karma supports vegetative growth during the early stages of plant life. Its low nitrogen, phosphorous and potassium content allows it to be used for plant starts, cuttings, seedlings and mother plants. Liquid Karma may enhance the nutritional environment, aiding with root development and nutrient uptake which allows for vibrant foliage, fruit and bud sites."
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Botanicare Liquid Karma Quart (12/Cs)

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"When used in combination with your preferred plant food, Liquid Karma may enhance the nutritional environment allowing for optimal plant uptake. This dynamic plant food is one of the most versatile products in our line. Liquid Karma supports vegetative growth during the early stages of plant life. Its low nitrogen, phosphorous and potassium content allows it to be used for plant starts, cuttings, seedlings and mother plants. Liquid Karma may enhance the nutritional environment, aiding with root development and nutrient uptake which allows for vibrant foliage, fruit and bud sites."
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Botanicare® Clearex® Salt Leaching Solution

P_00088

Botanicare® Clearex® is designed for the periodic rinsing and removal of excess salt buildup.

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GH Liquid KoolBloom Quart

Q100065

Liquid KoolBloom® is a bulking agent that goes way beyond other bloom boosters. Enriched with stress-reducing vitamins and nutrient-transporting acids, it promotes heavy production of essential oils, fantastic flavors and increases fruiting and flower development. Liquid KoolBloom should be used at the start of the reproductive cycle, initiating larger, heavier fruits and flowers. During the last two weeks, use Dry KoolBloom for an additional bloom boost and to facilitate ripening.

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Rainworks Rhizo King (1 L / 1 qt)

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  • Increases the plants resistance to diseases.
  • Promotes healthy roots and fine root hairs.
  • Greatly improves root growth.
  • Enhances root development.
  • Works in all systems, media and environments.
  • 1 liter (1 quart) bottle.
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Agri-Growth Insect Stop (1 kg / 2.2 lb)

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  • 100% natural diatomaceous earth insect controller.
  • Non-chemical control; insects cannot build up resistance.
  • Odor-free, non-staining, harmless to animals, fish, fowl, or food.
  • Protects against various insects including earwigs, cockroaches, beetles, spiders, wasps, ants, fleas, silverfish, bedbugs, crickets, and grain insects.
  • 1 kilogram (2.2 pounds).
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Lost Coast Plant Protector (355 ml / 12 oz)

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  • Natural fertilizer supplement for healthy plant protection and reduction of abiotic stress.
  • Gentle and effective plant wash for care of house plants, yards, gardens, or commercial farms.
  • Minimizes stress in every stage of plant growth.
  • Simple ingredients, powerful results; promotes better yields.
  • Will not harm bees, ladybugs or praying mantis.
  • Can be used as a foliar application or soil drench.
  • Does not need a wetting agent.
  • Does not need pH adjustment.
  • 12 ounce concentrate mixes with water to make 12 gallons of ready-to-use spray.
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Botanicare Sweet Carbo Raw Quart (12/Cs)

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Sweet® Raw is a flavorless, all-natural mineral supplement that meets the metabolic demands of your plants throughout their life cycle. All Sweet® flavors are scientifically formulated with carbohydrates, organic acids, vitamins and amino acids. Sweet® helps plants maintain an optimum metabolism and a proper balance between photosynthesis and respiration.
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