10 Best Garden Fertilizers Nitrogen
#1 Best Pick
Power Feed All Purpose Concentrate Fertiliser 600 ml
Brand: Power Feed
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- Boosts plant growth and vigour
- Stimulates flowering and fruiting
- Contains active liquid composts which improve soil structure
- Helps to break down clay and reduce nutrient losses in sandy soils
- Stimulates the growth of beneficial microbes which break down organic matter and release soil nutrients
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#2 Best Value
Fish N N Powder - 100% Organic Fish Meal Fertiliser (10-3-1-6) | NPK Nitrogen Rich Fertiliser for Plants | Slow Release Garden Fert (5 Kilograms)
Brand: plantneeds
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- Nutrient-Rich: Derived from fish meal, it provides essential nutrients, including 10% nitrogen, for robust plant growth.
- High Protein Content: With 68% protein, it delivers a powerful natural nitrogen boost for healthy, vibrant plants.
- Gradual Nutrient Release: Releases nutrients slowly, preventing waste and ensuring steady plant nutrition.
- Improves Soil Health: Enhances soil fertility and boosts microbial activity, creating a fertile environment for plant roots.
- Safe for All Planting Stages: Suitable for planting, transplanting, or repotting, without risk of root burn.
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#3 Budget Pick
Fish 'N' N 2.5 kg Powder - 100% Organic Fish Meal Fertiliser (10-3-1-6) | NPK Fertiliser | Nitrogen for Plants | Slow Release Garden Fert
Brand: plantneeds
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- Nutrient-Rich: Derived from fish meal, it provides essential nutrients, including 10% nitrogen, for robust plant growth.
- High Protein Content: With 68% protein, it delivers a powerful natural nitrogen boost for healthy, vibrant plants.
- Gradual Nutrient Release: Releases nutrients slowly, preventing waste and ensuring steady plant nutrition.
- Improves Soil Health: Enhances soil fertility and boosts microbial activity, creating a fertile environment for plant roots.
- Safe for All Planting Stages: Suitable for planting, transplanting, or repotting, without risk of root burn.
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#4 Top Choice
PREMIUM UREA NITROGEN FERTILISER (1KG)
Brand: Generic
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- Do not overdo it, the ureafertiliser can dry out or burn the lawn.
- Make sure you water well.
- Don't over fertilise
- Urea - Granular High Nitrogen Fertilizer
- Nitrogen 46%.
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#5 Popular Choice
PREMIUM UREA NITROGEN FERTILISER (250G)
Brand: Generic
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- Do not overdo it, the ureafertiliser can dry out or burn the lawn.
- Make sure you water well.
- Don't over fertilise
- Urea - Granular High Nitrogen Fertilizer
- Nitrogen 46%.
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#6 Top Pick
Charlie Carp All Purpose Fertiliser 1L - Outdoor and Indoor Plant Food for Veggies, Orchids, Roses and Citrus Trees - Flower Food and House Plant Fertiliser - Makes 300L
Brand: Charlie Carp
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- All Purpose Fertiliser - This ready-to-use fertiliser is suitable for all plants and flowers, including veggies and fruit trees The perfect balance of nutrients for plants that promotes healthy growth, ensuring vibrant colour and healthy roots
- Ready to Use - The 1L bottle is easy and ready to use Simply add 3-10ml to every 1L of water - the ideal water-soluble all purpose fertiliser Adjust the ratio according to instructions - houseplants require less than fruit trees
- Vitamin Boost for Plants - Charlie Carp's formula is rich in protein, Omega 3 oils and all the nutrients and trace elements that every garden needs to look healthy and beautiful This all purpose plant food will give your garden the boost it needs!
- Helping the Environment - Charlie Carp Fertiliser is an effective solution to a serious, introduced environmental problem Made from European Carp, an introduced species that is destroying natural habitats of native fish
- Proudly Australian Made - Charlie Carp is proudly Australian Owned and Made Located in Deniliquin New South Wales, the Charlie Carp factory has been clearing Australian water ways from the invasive species, European Carp since the 90's
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#7 Top Pick
Fish N N 250 g Powder - 100% Organic Fish Meal Fertiliser (10-3-1-6) | NPK Fertiliser | Nitrogen for Plants | Slow Release Garden Fert
Brand: plantneeds
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- Nutrient-Rich: Derived from fish meal, it provides essential nutrients, including 10% nitrogen, for robust plant growth.
- High Protein Content: With 68% protein, it delivers a powerful natural nitrogen boost for healthy, vibrant plants.
- Gradual Nutrient Release: Releases nutrients slowly, preventing waste and ensuring steady plant nutrition.
- Improves Soil Health: Enhances soil fertility and boosts microbial activity, creating a fertile environment for plant roots.
- Safe for All Planting Stages: Suitable for planting, transplanting, or repotting, without risk of root burn.
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#8 Top Pick
Scotts Osmocote Plus Organics All Purpose Fertiliser & Soil Improver, 800g
Brand: Osmocote
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- Feature a low phosphorus and high iron
- Suitable for all phosphorus-sensitive plants
- Fish extract is a natural source of nitrogen, potassium and trace elements
- Composted manure boost growth and plant health and improvesoil texture and moisture holding
- Seaweed is a natural soil and plant conditioner
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#9 Top Pick
Fish 'N' N 1 kg Powder - 100% Organic Fish Meal Fertiliser (10-3-1-6) | NPK Fertiliser | Nitrogen for Plants | Slow Release Garden Fert
Brand: plantneeds
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- Nutrient-Rich: Derived from fish meal, it provides essential nutrients, including 10% nitrogen, for robust plant growth.
- High Protein Content: With 68% protein, it delivers a powerful natural nitrogen boost for healthy, vibrant plants.
- Gradual Nutrient Release: Releases nutrients slowly, preventing waste and ensuring steady plant nutrition.
- Improves Soil Health: Enhances soil fertility and boosts microbial activity, creating a fertile environment for plant roots.
- Safe for All Planting Stages: Suitable for planting, transplanting, or repotting, without risk of root burn.
Check latest price on Amazon
#10 Top Pick
PREMIUM UREA NITROGEN FERTILISER (2KG)
Brand: Generic
Read more
- Do not overdo it, the ureafertiliser can dry out or burn the lawn.
- Make sure you water well.
- Don't over fertilise
- Urea - Granular High Nitrogen Fertilizer
- Nitrogen 46%.
Check latest price on Amazon
