Maxicrop Original Seaweed Extract

88% (5 Reviews)

Contains seaweed extract that stimulates natural plant growth

Boosts healthy root development

Ensures maximum nutrient uptake

Improves seed emergence, aids rooting, alleviates transplant shock and builds resistance to environmental stress

Approved for organic growing

Soil Association Certified Product

Ideal for all plants - from flowers & shrubs, to trees, fruits and vegetables

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Treat your plants with Maxicrop Seaweed Extract to see the benefits of this plant tonic for yourself. This liquid solution contains all of the vital nutrients and trace elements that your plants need to produce healthy growth.

Maxicrop Seaweed Extract reduces plant stress, decreases transplant shock, and promotes healthy root development so that your plants can reach their full potential. Throughout the growing season, further applications will equip your plants with better resistance to insect and fungal attack, and improved tolerance to environmental stresses.

It’s easy to apply with irrigation water, or as a root drench or foliar spray. Full instructions are provided.


2 x 500ml Maxicrop Original Seaweed Extract (KB0192)
1 x 500ml Maxicrop Original Seaweed Extract (KA4022)

Shake well before use Add required amount to water and stir well Apply using watering can or sprayer May be mixed with liquid or soluble feeds GERMINATING: Dilute 10 ml in 9 litres - Soak seeds for 12 hours before sowing PROPAGATING: Dilute 20 ml in 9 litres - Apply as a root drench each time water is needed TRANSPLANTING: Dilute 20 ml in 9 litres - Drench rootball in solution before planting out GROWING ON: Dilute 45 ml in 9 litres - Apply as a root drench or foliar spray, thoroughly wetting leaves, every 7 days MATURE PLANTS: Dilute 45 ml in 9 litres - Apply as a root drench or foliar spray, thoroughly wetting leaves, every 10 to 14 days during the growing season FRUIT CROPS: Dilute 45 ml in 9 litres - Spray several times before and during flowering to improve fruit set LAWNS AND TURF: Dilute 50ml in 9 litres per 20 sq.metres - Apply monthly during the growing season to aid turf health and stress resistance

Seeds and garden supplies will normally be delivered within the time period stated against each product as detailed above. Plants, bulbs, corms, tubers, shrubs, trees, potatoes, etc. are delivered at the appropriate time for planting or potting on. Delivery times will be stated on the product page above, or in your order acknowledgement page and email.

Orders for packets of seed incur a delivery charge of £2.99.

Orders which include any other products will incur a delivery charge of £4.99.

Where an order includes both packets of seeds and other products, a maximum delivery charge of £6.99 will apply - regardless of the number of items ordered.

Large items may incur a higher delivery charge - this will be displayed in your shopping basket.

Please see our Delivery page for further details, and more information on different charges that may apply to certain destinations.

For more information on how we send your plants please visit our Helpful Guide on plant sizes.

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