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Bonide Organic Fish Emulsion Concentrate, 2-4-0.5, 1 gal

$27.99

Feed your plants with a natural source of essential plant nutrients with Bonide Organic Fish Emulsion. This deodorized fertilizer is made entirely of fresh, North Atlantic fish and is non-burning when used as directed. Mix in a pail, watering can,...

Bonide Organic Bone Meal Fertilizer, 4-12-0, 18 lbs

$39.99

Provide plenty of nutrients to your bulbs, peonies, ivy, iris, and ferns with Bonide Organic Bone Meal Fertilizer (4-12-0). This slow release fertilizer is an all natural source of nitrogen which emphasizes color and leaf development and phosphate...

Agriculture and the Environment LC50: How Much Is Too Much Nitrate? Lab Activity

$84.00

By studying how a common pollutant from farm fertilizer runoff acts on a population of Daphnia, students learn an important lesson about pollution often seen in agriculture. Exposing Daphnia to various concentrations of ammonium nitrate, students feed...

Age Old Liquid Grow - gallon

$33.95

Age Old Organics Liquid Grow is a natural, odorless fertilizer with a 2 to 1 nitrogen ratio to encourage continued growth and vigor. Age-Old Grow is manufactured by combining fish, seaweed, and naturally occurring nutrients to form a stable odorless...

Rapid Radish™ Growing Accessory Set

$19.95

Free standard shipping - You will get specially formulated plant medium, plant stakes, package of 40 plant labels, fertilizer to make 1 liter, and a set of ten pollinating brushes.

Combination pH and Fertilizer Soil Meter

$29.95

Free standard shipping - Know whether your soil has too much, too little, or the ideal amount of fertilizer in less than a minute when you test soil pH and fertilizer levels with this meter. In addition, the enclosed guide helps you keep your plants...