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PODCAST

Hydroponics Daily

Daily clips of hydroponic science throughout the whole of 2025 Presented by Dr Russell Sharp Brought to you by the team behind Gold Leaf - seed to harvest with just one bottle of feed.

leisure home & garden

All Episodes

16:24

Chloramines - gassing off is not enough!

Hydroponics Daily ·

2025/07/05

Welcome to another episode of Hydroponics Daily! In today's discussion, Dr. Russell Sharp delves into the often-overlooked subject of dechlorination in hydroponics. Tap water, commonly used for its convenience, contains disinfectants like chlorine and chloramines, which can negatively impact both plant growth and beneficial microbial life.The episode highlights the importance of understanding the difference between chlorines and chloramines, their role in water treatment, and the potential risks

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15:06

Seed 'Vigour' vs. 'Viability' - why it is crucial to...

Hydroponics Daily ·

2025/07/04

Welcome to Hydroponics Daily with Dr. Russell Sharp, where today’s episode delves into the critical differences between seed vigour and seed viability. These terms might sound similar, but they measure distinct seed characteristics essential for optimal growth in soilless cultivation systems. Dr. Sharp, developer of numerous hydroponic innovations, explains how viability reflects whether a seed is alive and capable of germination, while vigour addresses the seed’s performance under various growth

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13:04

Inside the World of Pollen: A Deep Dive into Plant...

Hydroponics Daily ·

2025/07/03

Join Dr. Russell Sharp on Hydroponics Daily as he delves into the fascinating world of pollen. In this episode, discover the crucial role that pollen plays in plant reproduction and how you can manipulate it within your hydroponic setup. Learn about the diverse forms of pollen, from wind-dispersed grains to the intricate pollinia of orchids, and the significance of pollen in various scientific fields, including forensics. Additionally, explore common pollination methods for controlled environments,

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12:17

Why Garden Centre Fertilizers Suck: The Truth Behind...

Hydroponics Daily ·

2025/07/02

In this episode of Hydroponics Daily, Dr. Russell Sharp, the creator of renowned fertilizers "Gold Leaf" and "Liquid Gold," addresses a common inquiry about why these products aren't available in garden centers. Dr. Sharp delves into the underlying reasons, including the focus on cheap, substandard ingredients commonly found in garden center fertilizers and the lack of essential nutrients like calcium and sulfur. He highlights the misconceptions surrounding seaweed extracts and the illusion of

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07:09

MASSIVE Greenhouse Collapses & GIVEAWAY

Hydroponics Daily ·

2025/07/01

Welcome to another episode of Hydroponics Daily! Today, we delve into three intriguing stories from the world of horticulture. First, we explore a mysterious incident in the Netherlands, where a nine-hectare modern greenhouse completely collapsed, yet miraculously, there were no injuries. What could have caused such a bizarre occurrence?https://nos.nl/video/2572821-9-hectare-aan-kassen-ingestort-in-middenmeer Next, we discuss the latest innovation from Cree LED—the X Lamp XPL Photo Red S Line, a

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09:16

Extra Floral Nectaries - have you ever seen them?

Hydroponics Daily ·

2025/06/30

Welcome to Hydroponics Daily, where Dr. Russell Sharp delves into the fascinating world of extra floral nectaries. Discover the botanical wonders of these small but mighty glands that secrete sugar-rich nectar and play a crucial role in plant defense and pest management. Learn how these glands, found on over 4,000 plant species including okra, sunflowers, and beans, attract beneficial insects like ants, ladybirds, and parasitic wasps. Explore the potential for hydroponic growers to reduce pesticide

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15:05

The role of Gibberellins in Hydroponics

Hydroponics Daily ·

2025/06/29

Welcome to Hydroponics Daily, your ultimate guide to soilless cultivation, hosted by Dr. Russell Sharp. This episode dives into the fascinating world of gibberellins—plant hormones that play crucial roles in seed germination, stem elongation, flowering, and fruit development. Discover the history of gibberellins, from their early 20th-century discovery in Japan to their current applications in controlled environment agriculture. Learn about the various types of gibberellins, such as GA3, known as

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09:49

Dyson's New Ferris Wheel Hydroponic system

Hydroponics Daily ·

2025/06/28

In this episode of Hydroponics Daily, Dr. Russell Sharp explores the fascinating world of Ferris wheel hydroponic systems, an innovation spearheaded by Dyson Farming in the UK. Known for their cutting-edge technology in household appliances, Dyson is now making waves in agriculture by integrating their engineering expertise into vertical farming. Discover how their Ferris wheel system is redefining strawberry cultivation, promising an impressive 250% yield increase through a combination of advanced

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12:53

Chelation

Hydroponics Daily ·

2025/06/27

Welcome to an exciting joint podcast episode, hosted by Dr. Russell Sharp, featured on both Hydroponics Daily and Cereal Killers. This episode delves into the fascinating world of chelation, a crucial process for maintaining nutrient availability in plant cultivation, both in soilless and traditional farming.Discover the intricacies of chelating micronutrients like iron, manganese, zinc, and copper, and the importance of choosing the right chelates to prevent nutrient deficiencies and enhance

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08:27

Nanofertilizers in Hydroponics - what are their...

Hydroponics Daily ·

2025/06/26

Welcome to Hydroponics Daily, where we dive deep into the world of nanofertilizers in hydroponics. Join Dr. Russell Sharp as we explore the fascinating realm of particles sized from 1 to 100 nanometers and their potential to transform soilless cultivation.This episode investigates how nanofertilizers enhance nutrient uptake efficiency, offering controlled release and greater root absorption. Discover the promising compounds like nano-silicon and boron, which strengthen plant cells and

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09:38

Hydroponic Moss Cultivation

Hydroponics Daily ·

2025/06/25

In this episode of Hydroponics Daily, Dr. Russell Sharp delves into the innovative world of growing moss hydroponically, a fascinating crossover between plant biology and modern indoor farming techniques. Learn about the "Moss in Prisons" project, a unique initiative aimed at engaging prisoners in sustainable moss cultivation, offering insights into the slow growth of moss and its environmental significance.Discover how moss, often used in aquascaping, terrariums, biophilic designs, and

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14:05

Hydroponics for growing weed (actual weeds!)

Hydroponics Daily ·

2025/06/24

In this episode Dr. Sharp explores the unusual topic of growing weeds — specifically black grass — using hydroponics.Key Points: Why Grow Black Grass? Black grass is the #1 arable weed in the UK, especially harmful to cereal crops like wheat and barley. It’s resistant to herbicides and there are no GM crops in the UK to help control it. Public is unaware of its impact because it doesn't affect home gardens — unlike more well-known weeds like Japanese knotweed. Eutrema’s Approach: Dr

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20:11

Hydroponic Legumes?

Hydroponics Daily ·

2025/06/23

Welcome to another exciting episode of Hydroponics Daily with your host, Dr. Russell Sharp. Join us as we dive into the fascinating world of legumes and their potential in hydroponic systems. In this episode, we explore the complexities and benefits of growing peas, beans, and other legumes without soil. Discover how these crops are not only a source of plant-based protein but also a solution for sustainable agriculture and food security. We also discuss the unique challenges of hydroponic legume

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21:51

Hydroponic Potatoes: The Future of Tuber Cultivation?

Hydroponics Daily ·

2025/06/22

In this episode of Hydroponics Daily, Dr. Russell Sharp explores the exciting potential of growing potatoes without soil. With a focus on targeting listeners in Idaho, the world center for potato production, and North Dakota, the third-largest potato producer in the United States, Dr. Sharp delves into the benefits and challenges of cultivating potatoes hydroponically. He explains the historical significance of potatoes, from the Great Famine in Ireland to their role in World War I, and discusses

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09:42

Plastic Foams as a Hydroponic Growing Medium

Hydroponics Daily ·

2025/06/21

In this episode of Hydroponics Daily, Dr. Russell Sharp delves into the controversial use of plastic foams as growing media in hydroponic systems. Despite their affordability, phenol formaldehyde resins come with significant environmental concerns, particularly their non-recyclability and potential to degrade into microplastics. Dr. Sharp weighs the pros and cons, comparing this material with more traditional options like cocoa and rockwool, and explores why its use remains limited. Whether you're a

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09:54

"Flushing" in Hydroponics: Essential Practice or...

Hydroponics Daily ·

2025/06/20

In this episode of Hydroponics Daily, Dr. Russell Sharp explores the controversial topic of flushing in hydroponic systems. With the sweltering UK heat as a backdrop, he delves into the reasons why growers from different backgrounds, from lettuce to legal cannabis, might choose to incorporate flushing in their practices.Dr. Sharp explains what flushing entails: running nutrient-free water through the system to remove excess salts and residues before harvest. He discusses its proposed benefits, such

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11:19

Seedling Establishment in Hydroponics: Tips and Tricks

Hydroponics Daily ·

2025/06/19

Welcome to Hydroponics Daily! In this episode, we dive into the challenges of establishing seedlings in hydroponic systems. Explore various methods, from using mineral wool and volcanic rock to affordable DIY setups, ensuring efficient nutrient delivery and optimal growth conditions for a successful hydroponic garden. Learn how to avoid common pitfalls and maximize your plant's potential in this informative session. https://eutrema.co.uk/shop/fertiliser/liquid-gold-unique-complete-fertiliser/

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13:12

Breaking News: Osram takes legal action against Growers!

Hydroponics Daily ·

2025/06/18

In today's episode of Hydroponics Daily, host Dr. Russell Sharp dives into a controversial legal battle rocking the hydroponics world. Lighting giant Osram is making headlines for pursuing legal action not just against competitors but also against growers using LED products they believe infringe on their patents. This unexpected move has stirred significant debate and concern among the horticulture community.The focus centers on Osram's claims against major brands like Hawthorne Horticulture's

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09:32

Downy Mildew in Hydroponics

Hydroponics Daily ·

2025/06/17

In this episode of Hydroponics Daily, Dr. Russell Sharp delves into the challenges posed by downy mildew, a common but often misunderstood threat to hydroponic growers. Downy mildew can devastate crops like lettuce, spinach, and legal cannabis, thriving in cool, humid conditions. Dr. Sharp explains how to identify this water mold, which presents as yellow spots on leaves, and provides practical advice on prevention and treatment. From controlling humidity to selecting resistant crop varieties, learn

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17:50

Graft Chimeras - Amazing botanical curiosities

Hydroponics Daily ·

2025/06/16

Welcome to an intriguing episode of Hydroponics Daily, where we delve into the captivating world of plant chimeras. Inspired by Greek mythology, these unique plants combine genetic materials, like the head of a lion, body of a goat, and tail of a dragon, resulting in bizarre and picturesque botanical wonders. Learn about the history, formation, and propagation of chimeras, including famous examples like Adam's Laburnum and Dallimore's Chestnut. Discover how accidental genetic mixing during grafting

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306 results

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