Chapter 66 What Trees Need - Fertilizer Formulas

The formulations of the most widely available solid and liquid fertilizers are listed here. As a reminder, trees need:

  • Nitrogen (N) for stem and leaf growth
  • Phosphorus (P) for development of roots, flowers, seeds, fruit
  • Potassium (K) for strong stem growth, water movement, flowering and fruiting

66.1 Espoma Organic Products

  • Tree-Tone (6-3-2)
  • Holly-Tone (4-3-4)
  • Azalea-Tone (4-3-4)
  • Plant-Tone (5-3-3)
  • Garden-Tone (3-4-4)
  • Berry-Tone (4-3-4)
  • Rose-Tone (4-3-2)
  • Tomato-Tone (3-4-6)
  • Bulb-Tone (3-5-3)
  • Flower-Tone (3-4-5)

66.2 Scott’s Water Soluble and Pelleted Products

  • Miracle-Gro Soluble All-Purpose Food (24-8-16)

  • Miracle-Gro Mir-Acid/Azalea Food (30-10-10)

  • Miracle-Gro Soluble Orchid Food (30-10-10)

  • Miracle-Gro Soluble Rose Plant Food (18-24-16)

  • Miracle-Gro Soluble Bloom Booster Food (15-30-15)

  • Miracle-Gro Soluble Tomato Food (18-18-21)

  • Miracle-Gro Soluble Vegetable & Herb Food (18-18-21)

  • Miracle-Gro Tomato, Fruits, & Vegetables (9-4-9)

  • Miracle-Gro Soluble Raised Bed Food (5-1-7)

  • Miracle-Gro Performance Organics All Purposes (11-3-8)

  • Miracle-Gro Performance Organics Soluble Bloom (8-8-8)

  • Miracle-Gro Performance Organics Bloom Granules (5-7-10)

  • Miracle-Gro Performance Organics Soluble Edible (9-4-12)

  • Peters Soluble All-Purpose Food (20-20-20)

  • Osmocote Granules

    • Osmocote Pink Outdoor Formula (15-9-12)
    • Osmocote Green Flower & Vegetable (14-14-14)
    • Osmocote Classic, 3-4 month (19-6-12)

66.3 Specialty Fertilizers

  • Alaska Morbloom N-Free (0-10-10)

66.4 Single Ingredient Fertilizers

  • Meals
    • Bone meal (varies, 4-12-0 to 6-8-0)
    • Cottonseed meal (6-2-1)
    • Kelp meal (1-0-2)
    • Alfala meal (2-0-2)
  • Manures
    • Bat guano (10-3-1)
    • Chicken manure (5-3-2)
    • Cow manure (0.5-0.5-0.5)
  • Nitrogen Sources
    • Blood meal (12-0-0)
    • Urea (46-0-0)
  • Phosphorus Sources
    • Rock phosphate (0-3-0)
    • Superphosphate (0-18-0)
    • Triple phosphate (0-45-0)
  • Potassium Sources
    • Potash (0-0-60)
    • Greensand (0-0-0.1)
    • Azomite (0-0-0.2)