Energize Nature!™ with organically sound growth promoting products from Horticultural Alliance.
Horticultural Alliance offers innovative, solution-driven products to strengthen the business of our customers in the landscape, arbor, turf, nursery and agricultural markets. We follow nature’s own systems to energize growth, promote vitality, and reduce water demand.
Our core ingredients include organic amino acid-based biostimulants, Mycorrhizae fungi, Trichoderma fungi, beneficial bacteria and more. We will help you reduce transplant shock, build healthy root systems, and stimulate plant growth and vitality. Strength from within: Shop Now!
All DIEHARD ™ plant, soil amendment products contain CORE ingredients: Mycorrhiza fungus, Trichoderma fungi, beneficial bacteria, bio-stimulants of humic acid, sea kelp and yucca; and many other natural biostimulants to improve nutrient uptake and plant health.We offer solution-driven products for the landscaper, arborist, nursery grower, gardeners, park and rec. maintenance professionals, fruit and vegetable growers. Backed with over 20 years of experience.