
Certified 100% organic, premium grade, plant health tonic and soil conditioner.
For pots & gardens
Fruit & flower booster
Organic Certified
Searles SeaMax Seaweed Organic Fertiliser is a Certified 100% organic fertiliser, suitable for all plants. Enhances vegetables, fruits, flowering plants, indoor plants, ferns, orchids, roses, lawns etc. SeaMax Seaweed boosts plant and root growth, conditions the soil and helps the plant resist stress.
Searles has refined and improves SeaMax Seaweed organic liquid formula to make application easier with less odour, while still providing the same outstanding results for stronger, robust plant growth. A high grade, all natural, fertiliser in easy to use liquid form. Delivers remarkable benefits for the best health & vigour your plants can achieve!
- NPK: 0.06:0.01: 0.9
- Contains 100% pure organic seaweed (kelp).
- Boosts overall growing success! One of the key benefits is the stimulation of plant roots to exude sugars, which activate microbial interactions to make soil nutrients more available.
- An excellent soil conditioner & plant tonic.
- Stimulates root development.
- BFA Certified fully organic to recognised worldwide organic standards.
- Contains 60+ naturally occurring elements including vitamins, minerals, alginates, plant growth hormones, amino acids, gibberellins, cytokinins, auxins, phenolic compounds and proteins, promoting healthy growth.
- Increases fruit and vegetable yields.
- Suitable for all plants. Enhances vegetables, fruits, flowering plants, indoor plants, ferns, orchids, roses, lawns etc.
Available sizes:
Certified 100% organic, premium grade, plant health tonic and soil conditioner.
Looking for premium Australian-Made garden care products? Just ask your Local Garden Centre for Searles.


For generations, Searles has been the go-to choice for gardeners across Australia, providing exceptional garden care products that cater to both seasoned horticulturists and enthusiastic beginners. Established in 1977, Searles is renowned for its commitment to quality, helping you cultivate a thriving garden with ease.
With Searles, you can effortlessly nurture a flourishing garden, transforming your outdoor space into a vibrant oasis that reflects your personal touch.
We don’t sell plants. Please ask your friendly local gardening outlet for suitable plants to suit your garden solution and climate.
Look for your nearest stockist via this link. If your nearest gardening outlet doesn’t stock a particular product you are sourcing, ask the staff to order the product in for you.
Local garden centres are full of expert horticulturalist to help you with your gardening solutions. You can pop down to your local gardening outlet with the plant/disease sample or a picture of it and ask the expert what products/advise they have to answer your question. Alternatively, you can contact us through the Contact us form. Please include detailed information and picture, if required, about your enquiry. Please do not phone in as identification cannot be achieved over the phone. Alternatively, look through our pests and disease library online to find a Searles solution.
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