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Diehard Complete Organic blend contains:

  • Endo-Mycorrhizae Fungi
  • Ecto-Mycorrhizae Fungi
  • Beneficial Bacteria
  • Humic Acid
  • Soluble Sea Kelp
  • Trichoderma Fungi
  • Yucca Plant Extract
  • 5% Horta-Sorb® Water Gel


Improves: Plant respiration, and photosynthesis; promotes cell division and lateral bud development as well as delays the aging process.

Reduces:  Plant Loss, Fertilizer Use, Need of Pesticides, Heat Stress Damage, Irrigation Frequency, Losses from Drought Conditions.

Features:  “Jump-starts” Mother Nature. HOW IS IT USED? Transplanting: Flower Beds & Vegetable Plantings: Mix thoroughly into the first 3″ to 4″ of soil at the rate of 2 lbs. per 100 sq. ft. of bed Seedling: Band beneath seed or transplants and cover with 1/4 to 1/2 inch of soil at the rate of 1 tsp. per plant or one cup per 25 feet of row Bulbs: Place one tablespoon beneath each when planting Vertimulching: Bore 2 in-diameter holes on a 2.5 to 3 ft grid pattern in the vicinity of roots and mix 4 oz. of product with soil removed and return to fill hole Maintenance Application every 6 weeks for maximum effect
Regular price $63.00
Regular price Sale price $63.00 USD
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  • 30 Days Return Policy
  • In Operation Since 1977
  • Owned/Operated by ISA Certified Arborists
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