Houseplant Special 15-30-15 is our traditional indoor houseplant fertilizer designed for use on all foliage and flowering plants. Professional growers prefer the 1-2-1 ratio fertilizer used for over 50 years to keep indoor grown plants vigorous and green. Great for long term plants! Used in a constant feed system, it keeps the nutrition levels constant preventing nutrient stress from over or under feeding. This product can also be used outdoors as a transplant solution and as a blossom booster for all flowering plants.
Are you using Houseplant Special 15-30-15 for growing marijuana? Record it on your Grow Diary!
Looking to start using Houseplant Special 15-30-15 for Cannabis? Find the Lowest Price here!
Liquid (ml/l)
N-P-K / Micro-elements Nutrient
Non-Organic
Day-to-day Solution
How to Use Houseplant Special 15-30-15
If you damaged the label or have not purchased the product yet, you can refer to the information found below to help you understand how to use Houseplant Special 15-30-15. If you are mixing your own nutrients, you can reference the NPK chart found below to help you identify the role of this nutrient product.
Houseplant Special 15-30-15 NPK Chart
When combining nutrients, you will want to be conscious of their NPK contents as well as others. You can look at the contents of Houseplant Special 15-30-15 using the chart below.
J.R. Peters, Inc. Product Line
Take a look at complimentary nutrients which are also available from J.R. Peters, Inc.. These products will compliment each other, or serve different purposes.
View all J.R. Peters, Inc. Products