Since 1997, Horticultural Alliance has been growing and manufacturing Mycorrhizae and other beneficial soil microorganisms. We have the highest counts and most complete spectrum of organisms to get plants and seed established fast and growing strong.

December 12, 2017

Mycorrhizae for Trees – A Comparison

Solution? DIEHARDTM  Transplant For most of us in the trade buying fertilizer can be confusing at times. Do you  buy the cheap bag at 10-10-10? Or do you […]
December 4, 2017

Soil Fungi and Beneficial Bacteria – A love Story

Fungal hyphae are the connections between soil particles that allow bacteria to move about. Don’t just buy beneficial soil bacteria for your landscape. You’ll need fungi to complete […]
October 2, 2017
retail beneficial soil microbes

Online Plant Retailers – Add pure profit to every order

What do you think your customer does with the plants you ship to them? Do you think they simply plant them in the yard without any forethought, […]
October 2, 2017

Stop Dead Trees – With Beneficial Soil Microbes

How many times have you seen a new landscape installation without any dead trees? Almost always there are a few dead, or dying. And the installer is […]
October 2, 2017

Discover Mycorrhizae Fungi | A Natural Partner in the Ground

  Why buy Mycorrhizae? Mycorrhizal fungi are beneficial to plants as part of a symbiotic relationship with roots that greatly benefits both the fungus and the plant […]
January 31, 2017

Should I Inoculate with Mycorrhizae?

 Cost of Using Live Mycorrhizae inoculants In searching the internet to buy soil microbes including mycorrhizae it is hard to find answers- “What is the cost of […]
July 31, 2016
drought protection with mycorrhizal fungi

DIEHARD™ Drought Solutions: Mycorrhizae – Don’t Plant Without It!

DIEHARD™ Drought Solutions: Mycorrhizae – Don’t Plant Without It! Drought Solutions: Mycorrhizae and Gel Polymers: Don’t Plant Without IT! Anyone involved in agriculture, especially citrus, fruit and […]
June 26, 2016

Most Accepted Uses of Super-Absorbent Polymers

Solution? Horta-Sorb® Flower Beds | Super-Absorbent Polymers Broadcast-Horta-Sorb® MD at the rate of 1 lb. per 100 sq. ft. and work into the earth 4-6 inches deep. Plant […]
March 25, 2016

Beneficial Soil Fungi – When to Buy

Plants are Ready for Season – How Do They Know? The organisms below ground and the plants above ground certainly are ready; as the days are getting […]
January 25, 2015

Why Landscape Architects Should Specify Biologicals!

Landscape Architects Specifying Soil Microorganisms Have an Edge You know I’ve never met a Landscape Architect who was not completely interested in the benefits of using a […]