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.
Super Sprouter® Double Thick 10 in x 20 in trays are double the thickness of our standard trays ensuring it will last season after season. These trays are the perfect solution for propagating your clones and seedlings with rock wool, seedling mix or starter plugs. The Super Sprouter® trays are available without holes to catch excess water and help to keep starts or plants moist and also with holes, to drain off excess water from the base of the cutting or seed. Raised channels are incorporated in the base of the trays to help air circulate under your pot or insert tray.
Warms root area approximately 10–20° F over ambient temperature to improve germination process. Helps gardeners have better success rates with seedlings and cuttings. Perfect for one standard 10 in x 20 in propagation tray. Heavy-duty construction makes this mat very durable. More than 20% larger than competitive mats. This allows even warming of your entire tray. More consistent heating with fewer hot spots than other seedling heat mats. Ed Hume seal of approval. 20 W. Dimensions: 10 in x 21 in.
Terpinator® is the original terpene and resin enhancer. Formulated to help provide the building blocks for secondary metabolites, Terpinator® feeds to encourage increased production of terpenes to help heighten aroma and flavor. Terpinator® can be used in conjunction with General Hydroponics® nutrients or any feed regimen and is compatible with soil, hydroponics, and soilless media.
General Hydroponics ProRelease Field Formula 20-7-20 is a blend of coated and uncoated granulated fertilizers designed for high value field grown crops like hemp and other aromatherapeutic herbs. Apply at the start of your season and watch your crops thrive. Feeds for up to 4 months*. *will vary based on soil needs, planting density, climate, crop, media, irrigation or rainfall amount and especially other nutrient usages.
Desingned for Cooler Climates (CC) the General Hydroponics ProRelease Container Fertilizers are 100% coated granulated fertilizers. Designed for high value crops like cannabis, hemp and other aromatherapeutic herbs grown in containers, raised beds or fabric grow pots. Incorporate or apply at transplant and watch your crops thrive. Feeds for up to 4 months*. *will vary based on soil needs, planting density, climate, crop, media, irrigation or rainfall amount and especially other nutrient usages.*
Desingned for Warmer Climates (WC) the General Hydroponics ProRelease Container Fertilizers are 100% coated granulated fertilizers. Designed for high value crops like cannabis, hemp and other aromatherapeutic herbs grown in containers, raised beds or fabric grow pots. Incorporate or apply at transplant and watch your crops thrive. Feeds for up to 4 months*. *will vary based on soil needs, planting density, climate, crop, media, irrigation or rainfall amount and especially other nutrient usages.*
Cal-Magâ„¢ Plus is a highly fortified calcium, magnesium and iron plant supplement formulated to correct common deficiencies. Supplementing your preferred nutrient program with Cal-Magâ„¢ Plus is strongly recommended when using reverse osmosis water and when growing in coco coir-based medias to compensate for natural calcium draw. Cal-Magâ„¢ Plus can also be applied as a foliar spray to further enhance growth.
Cal-Magâ„¢ Plus is a highly fortified calcium, magnesium and iron plant supplement formulated to correct common deficiencies. Supplementing your preferred nutrient program with Cal-Magâ„¢ Plus is strongly recommended when using reverse osmosis water and when growing in coco coir-based medias to compensate for natural calcium draw. Cal-Magâ„¢ Plus can also be applied as a foliar spray to further enhance growth.
Cal-Magâ„¢ Plus is a highly fortified calcium, magnesium and iron plant supplement formulated to correct common deficiencies. Supplementing your preferred nutrient program with Cal-Magâ„¢ Plus is strongly recommended when using reverse osmosis water and when growing in coco coir-based medias to compensate for natural calcium draw. Cal-Magâ„¢ Plus can also be applied as a foliar spray to further enhance growth.
Cal-Magâ„¢ Plus is a highly fortified calcium, magnesium and iron plant supplement formulated to correct common deficiencies. Supplementing your preferred nutrient program with Cal-Magâ„¢ Plus is strongly recommended when using reverse osmosis water and when growing in coco coir-based medias to compensate for natural calcium draw. Cal-Magâ„¢ Plus can also be applied as a foliar spray to further enhance growth.
Cal-Magâ„¢ Plus is a highly fortified calcium, magnesium and iron plant supplement formulated to correct common deficiencies. Supplementing your preferred nutrient program with Cal-Magâ„¢ Plus is strongly recommended when using reverse osmosis water and when growing in coco coir-based medias to compensate for natural calcium draw. Cal-Magâ„¢ Plus can also be applied as a foliar spray to further enhance growth.
Cal-Magâ„¢ Plus is a highly fortified calcium, magnesium and iron plant supplement formulated to correct common deficiencies. Supplementing your preferred nutrient program with Cal-Magâ„¢ Plus is strongly recommended when using reverse osmosis water and when growing in coco coir-based medias to compensate for natural calcium draw. Cal-Magâ„¢ Plus can also be applied as a foliar spray to further enhance growth.
"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."
"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."
"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."