Hy-Gen Sea Essentials

In stock online
Standard Delivery £6.95*
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Next Day Delivery* Next Day Delivery*
Plain Packaging Used Plain Packaging Used
Product Name Qty Price
Hy-Gen Sea Essentials 1L
Hy-Gen Sea Essentials 5L


SEA ESSENTIALS™ is formulated using a unique blend of sea plants including kelp, seaweed and seagrass. Each of these has its own unique plant health-promoting properties, micronutrient content and flower promoting properties.


  • The presence of high levels of potassium and trace elements is an additional benefit since it provides plants with a natural source beneficial to flower and fruit development. 
  • Sea plants are known for their high amino acid and natural stimulant content. The naturally occurring compounds also help to promote nutrient uptake and healthy roots in the rhizosphere while encouraging beneficial microbes.
  • Low in sodium compared to other products derived from sea plants. 
  • Contains organically bound trace elements such as iodine, which is beneficial to human health. 
  • Can be used through all stages of plant growth and flower development.
  • Promotes flowering, improves yield & flavour quality
  • Improves root & shoot health
  • Strengthens cell walls
  • Improves disease resistance
  • Low sodium
  • Suitable for soil

SEA ESSENTIALS™ can be used through all stages of plant growth, flower and fruit development.

  • Suitable for all ‘run to waste’ and ‘re-circulating’ systems. Regularly flush your system to prevent nutrient and plant waste build up.
  • Use for: 
    • Flowering
    • Fruiting
    • Foliar 
    • Soil
Delivery & Returns
Next Day Delivery 12 Noon
Next Day Delivery
In a hurry for your order? Order before 1 pm Mon - Thurs for next working day delivery *subject to stock availability T&C's apply.
Different delivery address?
Different delivery address?
Do your goods need shipping to an alternative address? If so, paying by bank transfer gives you the freedom to have them delivered to anywhere in the UK.
Free Returns
Free Returns
Faulty or damaged item? No problem, contact us on 0800 038 7100 or customerservice@hollandhorticulture.co.uk and we can arrange a free collection.
Click & Collect
Click & Collect
Next day delivery not quick enough? Why not Click & Collect from our Manchester store within the hour*. Simply pay online & collect in-store!
Product Details
Brand Hy-Gen

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