CEA VendorsJR Peters
JR Peters
Delay Option Filtering
Filter Products
Professional formula for more flowers and brighter colors on all outdoor and indoor plants. Includes minor nutrients, too. Plastic tub with 100% waterproof labeling.
An improvement on the classic "Part A" formula for general vegetative growing. This redesigned blend is built with purely soluble and available nutrients to allow the grower maximum flexibility. Specific balance of macro, secondary and micronutrients delivers an efficient combination of nutrients suitable for many different growing environments and crop types.
Need a Boost of Flower Power? Our 1:3:2 major nutrient ratio has been trusted by Jack's Professional growers for over 70 years. This soluble and available nutrient combination stimulates blooming, resulting in heavy bud and fruit set.
More professional growers have used this product for all their growing needs than any other formula. It is a balanced blend of Nitrogen, Phosphorus and Potassium with fully chelated trace elements that works on all plant materials as a general-purpose fertilizer. Indoors it is especially effective on foliage plants to keep leaves green and happy.
The general-purpose industry standard, 20-20-20 is great for maintaining plants in garden center and growing facilities. It provides fast green-up and great foliar expansion due to the high percentage of ammonium and urea nitrogen plus balanced phosphorus and potassium for excellent root and shoot growth.
For use on: All outdoor grown plants.
For use on: All outdoor grown plants.
Professional formula for more flowers and brighter colors on all outdoor and indoor plants. Includes minor nutrients, too. Plastic tub with 100% waterproof labeling.
Professional formula for more flowers and brighter colors on all outdoor and indoor plants. Includes minor nutrients, too. Plastic tub with 100% waterproof labeling.
You've always been told to finish strong. This formula is ideally formulated for this purpose to provide your plants with a very low nitrogen, high phosphorus and very high potassium content to keep the whole plant happy to the end of its crop cycle.
Jack's Dark weather Peat-Lite is an ideal product for growers who want a non-phosphorus, high nitrate product with calcium. The macro nutrient and secondary nutreint levels are very similar to the standard Dark Weather formula, however the biggest benefit you will get when using this formula is the elevated micronutrient levels.
Any prodcut that has the Peat-Lite tag in the name designates that the micronutrient package is elevated to provide a boost of micros when growing in a soilless or "peat-lite" mix.
Alternate with 20-10-20 Peat-Lite or use as a "finisher" for flowering plants like poinsettias. This formula has the Peat-lite micronutrient levels needed for commercially made peat-lite potting media.
For use on: All plants. Especially useful for plants that have a higher Ca requirement like Poinsettias and Tomatoes.
Any prodcut that has the Peat-Lite tag in the name designates that the micronutrient package is elevated to provide a boost of micros when growing in a soilless or "peat-lite" mix.
Alternate with 20-10-20 Peat-Lite or use as a "finisher" for flowering plants like poinsettias. This formula has the Peat-lite micronutrient levels needed for commercially made peat-lite potting media.
For use on: All plants. Especially useful for plants that have a higher Ca requirement like Poinsettias and Tomatoes.
Potassium Bicarbonate is used to quickly and safely raise soil pH. It is easily applied through fertilizer injector and leaves no visible residue.
Use this high phosphorus formulation during periods of bud set to increase number and size of blossoms. Resume use of traditional production fertilizers for the remainder of growing cycle to avoid internode stretch. Great for vegetable production.
For use on: Flowering plants
For use on: Flowering plants
The ideal fertilizer for encouraging overall healthy plant growth, a strong root system, and rapid development of all plants. Its high phosphorus content encourages rapid root generation which eliminates transplant shock when used as a transplanting solution.
Jack's 15-5-15 is a staple in many grower's fertilizer tool box. This is a truly comprehensive fertilizer with all the macro and micro nutrients in one tank. It can be mixed with other fertilizers in the Jack's LX line, which gives this formula alot of flexibility.
It contains 4% calcium and 2% magnesium (making it an ideal choice for water low in those nutrients), 80% nitrate nitrogen, and micronutrients. Ideal for times when growing conditions are less than ideal or a grower is trying to hold plants at a particular stage of growth.
Potentially basic, this formula will cause the pH in the root zone to rise over time, making this formula ideal for water types that are very pure or low in water alkalinity levels.
For use on: All plants
It contains 4% calcium and 2% magnesium (making it an ideal choice for water low in those nutrients), 80% nitrate nitrogen, and micronutrients. Ideal for times when growing conditions are less than ideal or a grower is trying to hold plants at a particular stage of growth.
Potentially basic, this formula will cause the pH in the root zone to rise over time, making this formula ideal for water types that are very pure or low in water alkalinity levels.
For use on: All plants
Use this Jack's LX blend when you are using a very pure water source. This can be from a Reverse Osmosis filter or a naturally occurring source like rain water. Formulas designers at JR Peters ensured this blend will deliver the desired 4:1:4 macro nutrient ratio along with 3% Calcium and 1.5% soluble magnesium. The potential for pH change with this formula is very little as this formula deliver a Neutral CCE.
For use on: All bedding plants, plugs and young plants and vegetables as finished or transplants
For use on: All bedding plants, plugs and young plants and vegetables as finished or transplants
This 1-2-4 finisher has been formulated especially for high tunnel tomato production. 30% potassium helps ripen tomatoes and fend off yellow shoulder
Prefer Tap Water? Allow your plants to drink up this formula designed to provide all the macro, secondary and micro nutrients in a one-part system. Specifically formulated for tap, city or well water types with slightly higher alkalinity & pH. This combination of nutrients will lower pH over time while including the extra soluble calcium, magnesium and the right balance of micronutrients.
Jack's Mag Trate is a fantastic formula to add that extra boost of Magnesium to almost any fertility program. Magnesium is such an essential secondary nutrient and plays a pivital role in the molecule of chlorophyll.
Signs of deficiency in the leaves look like overall yellowing in the middle and lower leaves. Using Jack's Mag-Trate as a booster or as part of a regular fertility plan will provide the highest quality most soluble magnesium availbe in water solubles.
This product is formulated with 100% nitrate nitrogen, 9% magnesium, and a full micronutrient package. It can be tank mixed with other Jack's LXTM formulas.
For use on: All plants can benefit from a boost of Magnesium once in a while. Geraniums and tomatoes are just a few examples of plants that are very susceptable to a magnesium deficiency.
Signs of deficiency in the leaves look like overall yellowing in the middle and lower leaves. Using Jack's Mag-Trate as a booster or as part of a regular fertility plan will provide the highest quality most soluble magnesium availbe in water solubles.
This product is formulated with 100% nitrate nitrogen, 9% magnesium, and a full micronutrient package. It can be tank mixed with other Jack's LXTM formulas.
For use on: All plants can benefit from a boost of Magnesium once in a while. Geraniums and tomatoes are just a few examples of plants that are very susceptable to a magnesium deficiency.
An improvement on the classic "Part A" formula for general vegetative growing. This redesigned blend is built with purely soluble and available nutrients to allow the grower maximum flexibility. Specific balance of macro, secondary and micronutrients delivers an efficient combination of nutrients suitable for many different growing environments and crop types.
For the Purest in you. This one part nutrient blend is designed for crops grown in very low alkalinity waters such as reverse osmosis (RO) water, rainwater, and distilled water. Formulated utilizing the innovative raw materials to reduce pH crash while delivering all the nutrients essential for vigorous plant growth.
Get ready for a serious boost of available phosphorus. The primary goal of this formula is to assist in shutting down the strong vegetative growth stage of the plant and stimulate a switch to the reproductive or flowering phase of plant and flower development.
Need a Boost of Flower Power? Our 1:3:2 major nutrient ratio has been trusted by Jack's Professional growers for over 70 years. This soluble and available nutrient combination stimulates blooming, resulting in heavy bud and fruit set.
Like a shot gun start for your new plants - this formula will help promote strong and fast root growth and expansion. Best used for fertilizing young seedlings, transplants, clones and newly set rooted cuttings.
An essential "Part B" provides a very soluble and available source of calcium in a two-part nutrient system. Contains very pure and completely available calcium and nitrate nitrogen nutrient sources.
You've always been told to finish strong. This formula is ideally formulated for this purpose to provide your plants with a very low nitrogen, high phosphorus and very high potassium content to keep the whole plant happy to the end of its crop cycle.
High Nitrogen balance for orchids grown in fir bark. Feeds through both the roots and the leaves to ensure the development of new leaves. Designed to prevent nitrogen drawdown from the decomposition of the orchid fir bark growing material.
Designed to deliver a complete and innovative nutrient balance all from a one bag formula. Formulated specifically for hydroponically grown herbs and lettuce and has been used successfully across many hydro, aqua, and aeroponically grown systems and crops.
Our research has shown that using this fertilizer from day 1, will dramatically increase root production and branching. Time to transplant into hydroponic solution will be 2x's faster than the typical method of a clear water start. Give your plants just the right amount of nutrients from the begining and you will see dramatic results.
For use on: Herbs, all types lettuce, Hydro garden crops
Our research has shown that using this fertilizer from day 1, will dramatically increase root production and branching. Time to transplant into hydroponic solution will be 2x's faster than the typical method of a clear water start. Give your plants just the right amount of nutrients from the begining and you will see dramatic results.
For use on: Herbs, all types lettuce, Hydro garden crops
Potassium Bicarbonate is used to quickly and safely raise soil pH. It is easily applied through fertilizer injector and leaves no visible residue.
More professional growers have used this product for all their growing needs than any other formula. It is a balanced blend of Nitrogen, Phosphorus and Potassium with fully chelated trace elements that works on all plant materials as a general-purpose fertilizer. Indoors it is especially effective on foliage plants to keep leaves green and happy.
More professional growers have used this product for all their growing needs than any other formula. It is a balanced blend of Nitrogen, Phosphorus and Potassium with fully chelated trace elements that works on all plant materials as a general-purpose fertilizer. Indoors it is especially effective on foliage plants to keep leaves green and happy.
Easy to mix and use and contains not only major and minor elements but also Calcium and Magnesium, which is essential when using rain water, reverse osmosis water, and relatively pure waters for growing. When used in conjunction with the Jack's Classic Orchid Blossom Booster 3-9-6 , it is the perfect system to keep your orchids producing excellent leaves and blooms throughout the year.
Initial use of 9-45-15 when transplanting into cells or beds supplies the high-phosphorus ratio designed to boost root growth prior to shoots. Can also be used to correct or supplement low phosphorus situations, especially in outdoor production.
For use on: Field grown vegetables
For use on: Field grown vegetables
This formula is a great asset to the Jack's LX line. An ideal product for growers who want a non-phosphorus, high nitrate product with calcium and magnesium. Similar to the 15-0-15 Dark Weather, however it can be mixed into any LX tank mixing fertility program. An extra boost of Ca as well as Mg is essential in times of cooler weather and lower light conditions.
Prefer Tap Water? Allow your plants to drink up this formula designed to provide all the macro, secondary and micro nutrients in a one-part system. Specifically formulated for tap, city or well water types with slightly higher alkalinity & pH. This combination of nutrients will lower pH over time while including the extra soluble calcium, magnesium and the right balance of micronutrients.
Like a shot gun start for your new plants - this formula will help promote strong and fast root growth and expansion. Best used for fertilizing young seedlings, transplants, clones and newly set rooted cuttings.
High nitrate nitrogen, low potential acidity fertilizer. Enhanced magnesium and sulfur levels can reduce the need for epsom salts. Good for use when cool, dark growing conditions are prevalent and no additional calcium is required. The additional level of micronutrients provides necessary elements absent from most commercially made peat-lite potting media.
For use on: Great for all crops, especially poinsettias and geraniums, tropicals like hibiscus.
For use on: Great for all crops, especially poinsettias and geraniums, tropicals like hibiscus.
Get ready for a serious boost of available phosphorus. The primary goal of this formula is to assist in shutting down the strong vegetative growth stage of the plant and stimulate a switch to the reproductive or flowering phase of plant and flower development.
This is the ideal fertilizer for moderate to high alkalinity water. This complete formula keeps calcium, magnesium and phosphorus soluble in concentration giving the grower ultimate flexibility when adjusting their nutrient program. It can be tank mixed with 15-5-15, other Jack's LX formulas as well as calcium nitrate and or magnesium nitrate.
For use on: All bedding and potted plants, can be used for plugs at low rates
For use on: All bedding and potted plants, can be used for plugs at low rates
An ideal fertilizer for plug and young plant production. A complete formula with 6% soluble calcium and 3% soluble magnesium. It is formulated with 94% nitrate nitrogen to provide an easy to uptake nitrogen form for new roots and also low light, cooler conditions. Low phosphorus and a balanced micronutreint package helps promote compact, sturdy plugs.
*Grower Note: This formula is potentially basic. Over time, use of this formula will cause the pH of the plant root zone to increase.
For use on: All plants
*Grower Note: This formula is potentially basic. Over time, use of this formula will cause the pH of the plant root zone to increase.
For use on: All plants
One of the most popular formulations, 20-10-20 GP has the traditional micronutrient levels needed for general production including propagation and all types of bedding plants. High nitrate nitrogen levels (60% of the total) provides for green foliage and more compact growth.
The most popular formulation, 20-10-20 Peat-Lite. A traditional 2:1:2 balanced ratio formula with a 60% Nitrate to 40% Ammonical Nitrogen balance. Also will deleiver approximately twice the level of micronutrients as the GP formulation. The additional level of micronutrients provides necessary elements absent from most commercially made peat-lite potting media.
For use on: All greenhouse plants grown in peat-lite mixes.
For use on: All greenhouse plants grown in peat-lite mixes.
High efficiency formula designed to maximize your NPK delivery while keeping a balance of macro, secondary and micronutrients for optimum plant growth. Best as a continuous feed for heavy feeding plants in moderate to warm temperatures. Micronutrient levels are comparable to peat-lite formulas. Can be used as a nutrient booster for great green-up for almost all varieties.
For use on: All bedding plants and vegetable transplants
For use on: All bedding plants and vegetable transplants
Jack's Dark Weather formula is one of our most popular when growers are looking for a way to increase calcium into their fertility program. An ideal product for growers who want a non-phosphorus, high nitrate product with calcium. Alternate with 20-10-20 Peat-Lite or use as a "finisher" for flowering plants like poinsettias. This formula has the traditional micronutrient levels needed for general production.
For use on: All plants. Especially useful for plants that have a higher Ca requirement , like tomatoes and poinsettias
For use on: All plants. Especially useful for plants that have a higher Ca requirement , like tomatoes and poinsettias
A water soluble supplement containing the full package of essential micronutrients: Sulfur, Boron, Copper, Iron, Manganese, Molybdenum, Zinc. M.O.S.T is mixable with fertilizers not containing calcium.
This product is easy to mix and use. Orchid Blossom Booster contains not only major and minor elements but also calcium and magnesium, which is essential when using rain water, reverse osmosis water and relatively pure waters for growing. When used in conjunction with the Jack's Classic Orchid Blossom Booster 7-5-6, it is the perfect system to keep your orchids producing excellent leaves and blooms throughout the year.
An essential "Part B" provides a very soluble and available source of calcium in a two-part nutrient system. Contains very pure and completely available calcium and nitrate nitrogen nutrient sources.
Applied as a foliar spray to safely add calcium to plant tissue.
Applied as a foliar spray to safely add calcium to plant tissue.
For the Purest in you. This one part nutrient blend is designed for crops grown in very low alkalinity waters such as reverse osmosis (RO) water, rainwater, and distilled water. Formulated utilizing the innovative raw materials to reduce pH crash while delivering all the nutrients essential for vigorous plant growth.
Designed for use on all foliage and flowering plants. This formula has had much success over 60 years since its original design - the classic nutrient blend produces long-term green lush growth.