Horticulture & Nursery
Crafting a bespoke blend to suit your plant's requirements.
Intelligro specialise in manufacturing horticultural growing mixes for commercial growers.
Potting Mixes
This specially formulated short term potting mix is designed for plants requiring a high-quality growing medium with optimal drainage, aeration, and nutrient availability for up to 3-4 months. Ideal for fast-growing crops, seasonal plants, and temporary container plantings.
Benefits
Provides essential nutrients for up to 3-4 months
Finer particle size to suit smaller cell or container production
Promotes healthy root development and plant growth
Controlled release fertiliser is used for efficient nutrient
Well-balanced drainage and moisture retention properties
Free from harmful pathogens and contaminants
Recommended Use
Short term container planting
Nursery and greenhouse production
Seedling and young plant growth
Compliance
Meets the performance parameters of AS 3743 (Australian Standard for potting mixes).
Stored and handled exclusively on sealed surfaces at Intelligro to maintain quality and prevent contamination.
To protect nursery staff and customers, this mix is passed over high-powered magnets to remove any ferrous metals such as nails.
Finished products are volume-scanned with advanced Load Scanner technology to ensure accuracy.
All inputs are weighed on calibrated scales.
Samples of each order are stored in controlled environments for at least three months for added assurance and retrospective testing if needed.
Inputs
Media
Screened Peat
Horticultural Bark Grade 2
Fertiliser
3-4 month Controlled Release Fertiliser
Wetting Agent
Starter Fertiliser
Trace Elements
Natural Gypsum
Agricultural Lime
Ferrous Sulphate
Product Specifications
pH 5.3-6.5
Electrical Conductivity 0.4-1.8 dS/m
Air Filled Porosity 13-25%
Water Holding Capacity 45-60%
Water Retention Efficiency 50-70%
Wettability <120 sec
Particle size <10mm
Bulk Density 650-750kg/m3
This specially formulated medium term potting mix is designed for plants requiring a high-quality growing medium with optimal drainage, aeration, and nutrient availability for up to 6 months. Ideal for a wide range of container plants, nursery stock, and medium-term growing applications.
Benefits
Provides essential nutrients for up to 6 months
Promotes healthy root development and plant growth
Controlled release fertiliser is used for efficient nutrient release
Well-balanced drainage and moisture retention properties
Free from harmful pathogens, weed seeds, and contaminants
Recommended Use
Medium term container planting
Nursery and greenhouse production
Young trees and ornamental plants.
Flowers, vegetables and shrubs with a medium growth cycle
Compliance
Meets the performance parameters of AS 3743 (Australian Standard for potting mixes).
Stored and handled exclusively on sealed surfaces at Intelligro to maintain quality and prevent contamination.
To protect nursery staff and customers, this mix is passed over high-powered magnets to remove any ferrous metals such as nails.
Finished products are volume-scanned with advanced Load Scanner technology to ensure accuracy.
All inputs are weighed on calibrated scales.
Samples of each order are stored in controlled environments for at least three months for added assurance and retrospective testing if needed.
Inputs
Media
Horticultural Bark Grade 2
Fertiliser
5-6 month Controlled Release Fertiliser
Wetting Agent
Starter Fertiliser
Trace Elements
Natural Gypsum
Agricultural Lime
Ferrous Sulphate
Product Specifications
pH 5.3-6.5
Electrical Conductivity 0.4-1.8 dS/m
Air Filled Porosity 13-25%
Water Holding Capacity 45-60%
Water Retention Efficiency 50-70%
Wettability <60 sec
Particle size <10mm
Bulk Density 600-700kg/m3
This high-quality general-purpose potting mix is designed for plants requiring a well-balanced growing medium with optimal drainage, aeration, and nutrient availability for up to 9 months. Ideal for a wide range of container plants, garden beds, and long-term nursery stock. This is our most popular stock potting mix recipe supplied to commercial growers.
Benefits
Provides essential nutrients for up to 9 months
Promotes healthy root development and plant growth
Controlled release fertiliser is used for efficient nutrient release
Well-balanced drainage and moisture retention properties
Free from harmful pathogens and contaminants
Ideal for a wide range of plant species and growing conditions
Recommended Use
Medium-Long term container planting
Nursery and greenhouse production
Flowers, vegetables, shrubs and ornamental plants
Blending with soil to create a high-quality tree pit in landscape projects
Compliance
Meets the performance parameters of AS 3743 (Australian Standard for potting mixes).
Stored and handled exclusively on sealed surfaces at Intelligro to maintain quality and prevent contamination.
To protect nursery staff and customers, this mix is passed over high-powered magnets to remove any ferrous metals such as nails.
Finished products are volume-scanned with advanced Load Scanner technology to ensure accuracy.
All inputs are weighed on calibrated scales.
Samples of each order are stored in controlled environments for at least three months for added assurance and retrospective testing if needed.
Inputs
Media
Horticultural Bark Grade 2
Fertiliser
8-9 month Controlled Release Fertiliser
Wetting Agent
Starter Fertiliser
Trace Elements
Natural Gypsum
Agricultural Lime
Ferrous Sulphate
Product Specifications
pH 5.3-6.5
Electrical Conductivity 0.4-1.8 dS/m
Air Filled Porosity 13-25%
Water Holding Capacity 45-60%
Water Retention Efficiency 50-70%
Wettability <60 sec
Particle size <10mm
Bulk Density 600-700kg/m3
This high-quality general-purpose potting mix is designed for plants requiring a well-balanced growing medium with optimal drainage, aeration, and nutrient availability for up to 14 months. Ideal for a wide range of container plants, garden beds, and long-term nursery stock.
Benefits
Provides essential nutrients for up to 14 months
Promotes healthy root development and plant growth
Controlled release fertiliser is used for efficient nutrient release
Well-balanced drainage and moisture retention properties
Free from harmful pathogens and contaminants
Recommended Use
Long Term container planting
Nursery and greenhouse production
Natives, shrubs and ornamental plants
Blending with soil to create a high-quality tree pit in landscape projects
Compliance
Meets the performance parameters of AS 3743 (Australian Standard for potting mixes).
Stored and handled exclusively on sealed surfaces at Intelligro to maintain quality and prevent contamination.
To protect nursery staff and customers, this mix is passed over high-powered magnets to remove any ferrous metals such as nails.
Finished products are volume-scanned with advanced Load Scanner technology to ensure accuracy.
All inputs are weighed on calibrated scales.
Samples of each order are stored in controlled environments for at least three months for added assurance and retrospective testing if needed.
Inputs
Media
Horticultural Bark Grade 2
Fertiliser
12-14 month Controlled Release Fertiliser
Wetting Agent
Starter Fertiliser
Trace Elements
Natural Gypsum
Agricultural Lime
Ferrous Sulphate
Product Specifications
pH 5.3-6.5
Electrical Conductivity 0.4-1.8 dS/m
Air Filled Porosity 13-25%
Water Holding Capacity 45-60%
Water Retention Efficiency 50-70%
Wettability <60 sec
Particle size <10mm
Bulk Density 600-700kg/m3
Horticultural Washed Sand is a premium, low-fines sand specifically processed for use in growing media, root zones, and landscape construction applications. Through rigorous washing and screening, excess silts and clays are removed to provide a clean, consistent product with excellent drainage and aeration characteristics.
Its uniform particle size distribution helps improve soil structure, reduce compaction, and promote healthy root development. Widely used in potting mixes, soil conditioning, propagation media, hydroponic systems, sports turf construction, and specialist landscaping projects where reliable drainage and consistent performance are essential.
Benefits
Improves soil aeration and drainage
Reduces soil compaction and enhances root growth
Washed and screened to remove impurities and fine particles
Free from contaminants, salts, and organic matter
Recommended Use
Potting Mix media component
Propagation and Cutting media component
Hydroponics and Succulent media component
Compliance
Extracted, processed, washed, and screened from a natural resource.
Wash water is additive-free and used in its natural state.
Stored and handled exclusively on sealed surfaces at Intelligro to maintain quality and prevent contamination.
Inputs
Sand
This specially formulated long-term potting mix is designed for plants requiring a high-quality growing medium with optimal drainage, aeration, and nutrient availability for up to 18 months. Ideal for a wide range of container plants, nursery stock, and commercial greenhouse production.
Benefits
Provides essential nutrients for up to 18 months
Promotes healthy root development and plant growth
Controlled release fertiliser is used for efficient nutrient release
Well-balanced drainage and moisture retention properties
Free from harmful pathogens and contaminants
Recommended Use
Long Term container planting
Nursery and greenhouse production
Natives, shrubs and ornamental plants
Compliance
Meets the performance parameters of AS 3743 (Australian Standard for potting mixes).
Stored and handled exclusively on sealed surfaces at Intelligro to maintain quality and prevent contamination.
To protect nursery staff and customers, this mix is passed over high-powered magnets to remove any ferrous metals such as nails.
Finished products are volume-scanned with advanced Load Scanner technology to ensure accuracy.
All inputs are weighed on calibrated scales.
Samples of each order are stored in controlled environments for at least three months for added assurance and retrospective testing if needed.
Inputs
Media
Horticultural Bark Grade 2
Fertiliser
16-18 month Controlled Release Fertiliser
Wetting Agent
Starter Fertiliser
Trace Elements
Natural Gypsum
Agricultural Lime
Ferrous Sulphate
Product Specifications
pH 5.3-6.5
Electrical Conductivity 0.4-1.8 dS/m
Air Filled Porosity 13-25%
Water Holding Capacity 45-60%
Water Retention Efficiency 50-70%
Wettability <60 sec
Particle size <10mm
Bulk Density 600-700kg/m3
This premium Organic Potting Mix is formulated to provide a balanced growing environment with excellent drainage, aeration, moisture retention, and nutrient availability for up to 9 months. Manufactured from high-quality organic ingredients, it supports healthy root development and sustained plant growth across a wide range of applications. Suitable for container plants, garden beds, vegetables, herbs, ornamentals, and long-term nursery stock. BioGro Certified Organic, this mix is trusted and widely used by commercial organic growers throughout the South Island.
Benefits
Certified organic and free from synthetic additives
Provides essential nutrients for up to 9 months
Promotes healthy root development and sustained plant growth
Well-balanced drainage and moisture retention properties
Free from harmful pathogens, weed seeds, and contaminants
Recommended Use
Designed for organic growing applications
Nursery and greenhouse production
Organic vegetables, herbs & microgreens
Approved for use on Certified Organic sites
Compliance
BioGro Organic Certification #364.
Meets the performance parameters of AS 3743 (Australian Standard for potting mixes).
Stored and handled exclusively on sealed surfaces at Intelligro to maintain quality and prevent contamination.
To protect nursery staff and customers, this mix is passed over high-powered magnets to remove any ferrous metals such as nails.
Finished products are volume-scanned with advanced Load Scanner technology to ensure accuracy.
All inputs are weighed on calibrated scales.
Samples of each order are stored in controlled environments for at least three months for added assurance and retrospective testing if needed.
Inputs
Media
Horticultural Bark Fines
Fertiliser
Bio Marinus Liquid Fish Fertiliser
Blood & Bone
Natural Gypsum
Zeolite
Product Specifications
pH 5.3-6.5
Electrical Conductivity 0.4-1.8 dS/m
Air Filled Porosity 13-25%
Water Holding Capacity 45-60%
Water Retention Efficiency 50-70%
Wettability <60 sec
Particle size <10mm
Bulk Density 600-700kg/m3
Propagation &
Seed Raising Mixes
This premium Propagation Mix is specifically formulated to support successful seed germination, cutting propagation, and early plant establishment. Carefully blended to provide excellent moisture retention, aeration, and root-zone structure, it creates an ideal environment for rapid root initiation and healthy plant development. The mix promotes strong root growth while maintaining consistent moisture levels and drainage. Suitable for seedlings, cuttings, tube stock production, greenhouse propagation systems, and nursery growing applications where reliable propagation performance is essential.
Benefits
Provides ideal balance of air space and water-holding capacity
Is stone free, allowing the blade to pass through tube
Consistent texture and particle size
Free from pathogens, weed seeds, and contaminants
Recommended Use
Greenhouse, nursery, and propagation trays
Cutting and cloning
Greenhouse & nursery production.
Hydroponic & soilless cultivation
Compliance
Meets the performance parameters of AS 3743 (Australian Standard for potting mixes).
Stored and handled exclusively on sealed surfaces at Intelligro to maintain quality and prevent contamination.
To protect nursery staff and customers, this mix is passed over high-powered magnets to remove any ferrous metals such as nails.
Finished products are volume-scanned with advanced Load Scanner technology to ensure accuracy.
All inputs are weighed on calibrated scales.
Samples of each order are stored in controlled environments for at least three months for added assurance and retrospective testing if needed.
Inputs
Media
Horticultural Bark Grade 1
Coir G1 – Fine Grade
Pumice 1-4mm
Fertiliser
12-14 month Controlled Release Fertiliser
Dolomite Lime
Starter Fertiliser
Additive
Trichoderma protection
Product Specifications
pH 5.3-6.5
Electrical Conductivity 0.3-1.8 dS/m
Air Filled Porosity 13-25%
Water Holding Capacity 45-60%
Water Retention Efficiency 50-70%
Wettability <60 sec
Particle size <10mm
Bulk Density 700-750kg/m3
This premium Seed Raising Mix is specifically formulated to support uniform seed germination and strong early-stage plant development. Its fine, consistent texture provides excellent seed-to-media contact, while maintaining the ideal balance of moisture retention, drainage, and aeration required for healthy root growth. Carefully blended from quality horticultural ingredients, it creates an optimal environment for seedling establishment and is suitable for greenhouse, nursery, propagation, and direct-sowing applications.
Benefits
Specially designed for uniform seed germination
Promotes strong root establishment and early plant growth
Excellent moisture retention while maintaining aeration
Fine-textured media is ideal for small and delicate seeds
Mini Prill fertiliser is ideal for smaller cell trays and even nutrient dispersal
Free from pathogens, weed seeds, and contaminants
Recommended Use
Seed germination
Seedling trays
Greenhouse & nursery production
Direct-sow applications
Compliance
Meets the performance parameters of AS 3743 (Australian Standard for potting mixes).
Stored and handled exclusively on sealed surfaces at Intelligro to maintain quality and prevent contamination.
To protect nursery staff and customers, this mix is passed over high-powered magnets to remove any ferrous metals such as nails.
Finished products are volume-scanned with advanced Load Scanner technology to ensure accuracy.
All inputs are weighed on calibrated scales.
Samples of each order are stored in controlled environments for at least three months for added assurance and retrospective testing if needed.
Inputs
Media
Horticultural Bark Grade 1
Screened Peat
Perlite
Fertiliser
3-4mth Controlled Release Fertiliser [Mini Prill]
Starter Fertiliser [Mini Prill]
Dolomite Lime
Wetting Agent
Additive
Trichoderma protection
Biforce
Product Specifications
pH 3.5-6.5
Electrical Conductivity 0.3-1.8 dS/m
Air Filled Porosity 13-25%
Water Holding Capacity 45-60%
Water Retention Efficiency 50-70%
Wettability <60 sec
Particle size <7mm
Bulk Density 600-650kg/m3
This premium Organic Seed Raising Mix is formulated to meet the highest organic standards, ensuring uniform seed germination and healthy early-stage plant growth. It provides excellent moisture retention, aeration, and a fine texture ideal for young seedlings. Suitable for organic greenhouse, nursery, and direct-sow applications. Although this is not BioGro Certified Organic we use the same process and ingredients as our BioGro Certified Organic Potting Mix with the additional of our Screened Peat to make the media more suitable for seedlings.
Benefits
Organic and free from synthetic additives
Specially designed for uniform seed germination
Promotes strong root establishment and early plant growth
Excellent moisture retention while maintaining aeration
Fine-textured mix is ideal for small and delicate seeds
Free from pathogens, weed seeds, and contaminants
Recommended Use
Designed for seed germination in trays, cell packs, or containers in organic production systems
Organic greenhouse & nursery production
Direct-sow Organic applications
Compliance
Meets the performance parameters of AS 3743 (Australian Standard for potting mixes).
Stored and handled exclusively on sealed surfaces at Intelligro to maintain quality and prevent contamination.
To protect nursery staff and customers, this mix is passed over high-powered magnets to remove any ferrous metals such as nails.
Finished products are volume-scanned with advanced Load Scanner technology to ensure accuracy.
All inputs are weighed on calibrated scales.
Samples of each order are stored in controlled environments for at least three months for added assurance and retrospective testing if needed.
Inputs
Media
Horticultural Bark Grade 1
Screened Peat
Fertiliser
Bio Marinus Liquid Fish Fertiliser
Blood & Bone
Natural Gypsum
Zeolite
Additive
Trichoderma protection
Product Specifications
pH 5.3-6.5
Electrical Conductivity 0.4-1.8 dS/m
Air Filled Porosity 13-25%
Water Holding Capacity 45-60%
Water Retention Efficiency 50-70%
Wettability <60 sec
Particle size <10mm
Bulk Density 600-700kg/m3