Best Dr Russell Sharp Eutrema Ltd Podcasts (2025)

1
"Flushing" in Hydroponics: Essential Practice or Overhyped Tradition? 9:54

8h ago9:54

9:54

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 flu…

1
Seedling Establishment in Hydroponics: Tips and Tricks 11:19

1d ago11:19

11:19

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 pitf…

1
Breaking News: Osram takes legal action against Growers! 13:12

2d ago13:12

13:12

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 si…

1
Downy Mildew in Hydroponics 9:32

3d ago9:32

9:32

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…

1
Graft Chimeras - Amazing botanical curiosities 17:50

4d ago17:50

17:50

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…

1
pH in hydroponics - essentials and master tips 17:23

5d ago17:23

17:23

Welcome back to Hydroponics Daily! In this episode, we delve into the vital topic of pH in hydroponics, a subject surprisingly yet to be covered extensively in over 150 episodes. We explore the basics of pH, from the chemistry behind it to its pivotal role in nutrient availability for plants. Discover the optimal pH range of 5.5 to 6.5 in hydroponi…

1
Variegated Plants - Charm and Challenges 13:23

6d ago13:23

13:23

Welcome to another episode of Hydroponics Daily, where Dr. Russell Sharp delves into the fascinating topic of plant variegation. Known for its unique and collectible appearance, variegation is a phenomenon cherished by houseplant enthusiasts but often shunned in outdoor gardening. In this episode, Dr. Sharp discusses the science behind variegation,…

1
Root Aphids - unearthing a mysterious pest 12:46

7d ago12:46

12:46

In this episode of Hydroponics Daily, Dr. Russell Sharp delves deep into the world of root aphids, an often overlooked yet significant concern for hydroponic growers. Despite being poorly studied due to their subterranean nature, root aphids pose a unique challenge, particularly for legal cannabis cultivators in regions like Spain. Dr. Sharp explor…

1
Drones: Revolutionizing Hydroponics & Horticulture 12:03

8d ago12:03

12:03

Welcome back to Hydroponics Daily! In this episode, we dive into the fascinating world of drones in hydroponics and horticulture, as showcased at Greentech Amsterdam. Discover how Corvus Drones and other innovators are redefining plant care with aerial technology, from monitoring germination rates to assessing environmental stress. Uncover the unex…

1
GreenTech 2025: What's new in the word of greenhouse technology 10:28

9d ago10:28

10:28

Welcome to Hydroponics Daily, where we explore the latest advancements in soilless cultivation. In this episode, take a journey with us to Amsterdam's GreenTech, a prominent trade show for greenhouses and hydroponics enthusiasts. Discover the shift in industry trends, from the decline of traditional fertilizer exhibitors to the rise of LED lighting…

1
'Lego' Hydroponic Products 6:31

10d ago6:31

6:31

In this episode of Hydroponics Daily, hosted by Dr. Russell Sharp, we delve into the world of 'Lego' hydroponic products, revealing why these seemingly innovative solutions are often less beneficial than they appear. Dr. Sharp cautions against the allure of multi-component products that promise extraordinary results but often just combine basic ele…

1
Nature's Secret Code: The Fibonacci Influence on Hydroponics 5:42

11d ago5:42

5:42

Welcome to Hydroponics Daily with Dr. Russell Sharp, where precision farming meets natural science. In this episode, we explore the intriguing influence of the Fibonacci sequence, a mathematical concept dating back to the 13th century, on modern hydroponic systems. Learn how Fibonacci's pattern, which appears throughout nature, can enhance plant gr…

1
Antitranspirants in Hydroponics? 8:02

12d ago8:02

8:02

Welcome to another episode of Hydroponics Daily, where Dr. Russell Sharp delves into the seldom-addressed topic of antitranspirants in hydroponics. Although primarily used in general horticulture, these products offer strategic advantages in hydroponic settings, particularly for transplant success and disease prevention. Explore the intricacies of …

1
Hydroponic Tomatoes 101: The Secrets for Perfect Growth 11:22

13d ago11:22

11:22

Join Dr. Russell Sharp in this exciting episode of Hydroponics Daily as he delves into the essentials of hydroponic tomato growing. Discover the importance of choosing the right tomato variety for your system, be it NFT or DWC, and learn top tips on pinching out, defoliating, and pollinating your plants for maximum yield. Understand how consistent …

1
Hydroponic Lawns: Is Soil-Free Turf the Future? 13:08

14d ago13:08

13:08

Join Dr. Russell Sharp, the inventor of liquid gold, as he delves into the fascinating world of growing lawn grass and sports turf hydroponically. In this episode of Hydroponics Daily, discover how traditional sports pitches, typically layered with soil, can now be cultivated without it. A potential game-changer for water conservation and nutrient …

1
Welcome to GRASS ME UP! 5:23

15d ago5:23

5:23

Welcome to the inaugural episode of Grass Me Up, a podcast dedicated to turf science and agronomy. Hosted by Dr. Russell Sharp, this series promises a deep dive into the world beneath our feet. Whether you're a professional groundskeeper, a lawn enthusiast, or simply fascinated by plant science, this podcast will enlighten you on everything from so…

1
Unveiling the REAL Truth About Silicon Fertilizers 10:40

15d ago10:40

10:40

In this insightful episode of Hydroponics Daily, we delve into the world of silicon fertilizers, analyzing what's really inside them and their actual silicon contents. We investigated three popular products on the market—Eutrema's Sea-Silica, Shogun, and GrowGenius—to uncover the truth behind their labels. Discover when to use each product effectiv…

1
Carnivorous Plants: Can Hydroponics Support These Curious Plants? 20:01

16d ago20:01

20:01

Welcome to Hydroponics Daily with Dr. Russell Sharp. In today's episode, we delve into the intriguing world of carnivorous plants, exploring their unique adaptations and evolutionary marvels. Learn about famous species like the Venus flytrap and pitcher plants, and discover how these plants derive nutrients from trapping insects. Dr. Sharp discusse…

1
Guano: An Ancient Fertilizer For Organic Hydroponics 12:12

17d ago12:12

12:12

In this enlightening episode of Hydroponics Daily, Dr. Russell Sharp delves into the fascinating world of one of the oldest and most nutrient-rich natural fertilizers - guano. Discover its historical significance, from the Incas to its impact on American imperialism, and learn why it remains a potent choice in modern hydroponics, despite the rise o…

1
The Kratky Method: Is it all it is kracked up to be? 9:55

18d ago9:55

9:55

Welcome to Hydroponics Daily with Dr. Russell Sharp! In today's episode, we dive deep into the Kratky method of hydroponics, a unique system that requires no pumps or electricity. This passive, non-circulatory technique, developed by Dr. Bernard Kratky at the University of Hawaii, provides a minimal intervention approach to soilless cultivation. Li…

1
Dechlorination - the simplest yield hack! 7:46

19d ago7:46

7:46

In this episode of Hydroponics Daily, Dr. Russell Sharp explores the often-overlooked topic of dechlorinating tap water for hydroponic farming. Discover why chlorine, while beneficial for drinking water safety, poses significant risks to your plants and hydroponic systems. Learn the science behind the negative impact of chlorine and chloramines on …

1
Powdery Mildew - The main fungal disease of hydroponics 12:45

20d ago12:45

12:45

Welcome back to Hydroponics Daily! In today's episode, we delve into the pervasive issue of powdery mildew that plagues both grow room and greenhouse hydroponics. As the most common fungal disease in soilless cultivation, powdery mildew presents unique challenges, appearing as a white growth on leaves and exacerbated by high humidity and crowded en…

1
Hydroponic Saffron Cultivation 6:50

21d ago6:50

6:50

Welcome back to Hydroponics Daily! In this episode, we explore the fascinating world of saffron cultivation through hydroponics. Saffron, a highly valued spice, is grown from the stigmas and styles of the crocus flower. Our host delves into the science and process of growing saffron hydroponically, highlighting its potential for high value returns …

1
Silicon in Hydroponics 10:59

22d ago10:59

10:59

In this episode of Hydroponics Daily, host Dr. Russell Sharp explores the vital yet often overlooked element of silicon in hydroponics. Discover how silicon strengthens cell walls, enhances plant stress resistance, and acts as a natural deterrent to pests. While not considered an essential nutrient, silicon proves to be a game changer in hydroponic…

1
Hydroponic System Options: Recirculatory vs Run-to-Waste 10:12

23d ago10:12

10:12

Welcome to Hydroponics Daily, your ultimate source for soilless and sustainable gardening insights. In this episode, Dr. Russell Sharp, the inventor of Gold Leaf Fertiliser, dives into the debate between recirculatory and run-to-waste hydroponic systems. Discover the ins and outs of closed-loop systems, known for water efficiency and nutrient reuse…

1
Growing Media Options - trial update 7:46

24d ago7:46

7:46

Join Dr. Russell Sharp in this episode of Hydroponics Daily as he discusses the surprising results of a recent trial comparing different growing media for spring onions. Despite initial setbacks with coco as a substrate, it emerged as the top performer in germination tests. Dr. Sharp explores the role of water holding capacity in the success of hyd…

1
The Dirty Secrets of Organic Fertilizers in Hydroponics 15:10

25d ago15:10

15:10

In this episode of Hydroponics Daily, Dr. Russell Sharp explores the intricate world of organic fertilizers and their place in hydroponic systems. As the inventor of Gold Leaf Fertilizer—also known as Liquid Gold in the UK—Dr. Sharp delves into why hydroponics is conventionally not considered organic, due to its soilless cultivation method. The dis…

1
Sunlight for hydroponic lighting in greenhouses and polytunnels 7:49

26d ago7:49

7:49

Welcome to Hydroponics Daily with Dr. Russell Sharp. In today's episode, we explore the benefits of using sunlight as the original grow light for your hydroponic setups, whether in greenhouses or polytunnels. Discover how to optimize sun exposure, considering factors like geography, shading, and photoperiodicity, to enhance photosynthesis and plant…

1
LED Lighting in Hydroponics 15:56

27d ago15:56

15:56

Welcome to another episode of Hydroponics Daily! Join Dr. Russell Sharp as he delves into the world of LED lighting, a pivotal element in modern hydroponic setups. Discover why most growers are transitioning from traditional lighting methods to energy-efficient LEDs, which promise lower power consumption, extended lifespan, and targeted light spect…

1
Sodium vs. Metal Halide Lamps 7:32

29d ago7:32

7:32

In this episode of Hydroponics Daily, we delve into the roles of sodium and metal halide lamps in hydroponic growing. Discover the differences between high-pressure and low-pressure sodium lamps, and why high-pressure versions were favored for plant growth despite their heat production. Learn about the advantages and limitations of metal halide lam…

1
Incandescent and Fluorescent Bulbs in Hydroponics 16:09

30d ago16:09

16:09

Welcome to Hydroponics Daily! In this episode, we dive into the fascinating world of lighting, a crucial element in hydroponics. We kickstart our series with a focus on incandescent and fluorescent light bulbs. Discover how these traditional lighting options, while often replaced in homes, still hold significant value in horticulture and nurseries …

1
Terpenes, Terpenoids & Isoprenes 15:24

1M ago15:24

15:24

In this episode of Hydroponics Daily, delve into the fascinating world of plant chemistry as we explore isoprenes, terpenes, and terpenoids. Discover the roles these hydrocarbon compounds play in giving plants their unique flavors, scents, and stress responses. Understanding this chemistry can unlock new potential in modifying plant flavors and aro…

1
Russet Mites 9:05

1M ago9:05

9:05

In this episode of Hydroponics Daily, Dr. Russell Sharp delves into the world of russet mites, particularly the hemp russet mite, which poses increasing challenges in hydroponic farming. Notoriously small and often misidentified, these arachnids demand attention for effective control. Dr. Sharp explores the lifecycle, distinctive features, and comm…

1
Battling Heat Stress in Hydroponics 13:12

1M ago13:12

13:12

In this episode of Hydroponics Daily, we delve into the pressing issue of heat stress as the UK experiences unseasonably warm and dry weather, with similar conditions affecting other regions as we approach summer. We explore why starting hydroponics in the winter is more advantageous, as summer poses challenges with increased environmental control …

1
The 7 problems for legal cannabis growers on Reddit 11:45

1M ago11:45

11:45

Welcome back to Hydroponics Daily! Join us as we explore Reddit, known by some as the heart of the internet, but perhaps a different body part is more fitting (according to our colleague Matthew). We delve into the seven key issues repeatedly faced by legal cannabis growers, often asked by beginners on Reddit. Discover pitfalls like seedling stretc…

1
Mastering Humidity and VPD 9:54

1M ago9:54

9:54

Welcome back to Hydroponics Daily! In this episode, we delve into the importance of managing humidity in hydroponic grow rooms and greenhouses. Discover how controlling humidity levels is crucial for preventing plant dehydration during propagation, limiting pests and diseases, and ensuring optimal growth conditions as plants mature. We also explore…

1
Pesticide Residues - the hidden benefit of hydroponics 9:07

1M ago9:07

9:07

In this episode of Hydroponics Daily, explore how hydroponic gardening offers a safer, toxin-free way to grow your own produce. Delve into the challenges of conventional farming, such as pesticide and heavy metal residues, and learn how hydroponics can help control what goes into your food. Discover the benefits of cultivating plants in a controlle…

1
Clover Mites: ever heard of them? You've certainly seen them! 3:49

1M ago3:49

3:49

Welcome back to Hydroponics Daily, where today’s episode dives into the world of clover mites. These bright red mites are often mistaken for the more problematic red spider mites, but they belong to an entirely different species. While clover mites are usually seen on lawns, walls, and stones, red spider mites are a known pest for crops, particular…

1
UV Light in Hydroponic Growing 9:26

1M ago9:26

9:26

In this episode of Hydroponics Daily, we delve into the fascinating world of ultraviolet (UV) light and its diverse impacts on plant growth. While UV light can pose some risks, it also plays a vital role in enhancing plant resilience and pigmentation. Discover how plants have evolved to cope with UV exposure and the significance of defense mechanis…

1
What is Arabidopsis? 7:39

1M ago7:39

7:39

Welcome to Hydroponics Daily! In this episode, we dive into the fascinating world of Arabidopsis thaliana, also known as stalecress. Though often overlooked as a common weed, Arabidopsis plays a crucial role in plant science as a model species. Discover why scientists favor this unassuming plant for genetic research and how its quick life cycle and…

1
The Truth About Rooting Hormones: What You Need to Know for Hydroponics 14:26

1M ago14:26

14:26

Welcome to another episode of Hydroponics Daily! In this enlightening discussion, we delve into the world of hormone powders and gels, critical aides in rooting plant cuttings. However, with a myriad of products on the market, it's vital to discern which products are genuinely beneficial and which are mere gimmicks. We take a closer look at common …

1
Hydroponic Insights from Google Trends 6:03

1M ago6:03

6:03

In this episode of Hydroponics Daily, we dive into the fascinating world of Google Trends to uncover insights about the hydroponics sector post-COVID. Our host revisits previous discussions on hydroponic trends and explores how search behaviors have shifted over the years. Find out how the pandemic influenced interest in hydroponics and germination…

1
Green Walls, Vertical Gardens & Green Curtains 9:54

1M ago9:54

9:54

In today's episode of Hydroponics Daily, we dive into the captivating world of green walls, also known as vertical gardens. Not to be confused with vertical farms, these innovative gardens redefine space by growing plants vertically on walls, providing a unique aesthetic and functional appeal. Originating in the late 1980s, vertical gardens gained …

1
Alternatives to Rock Wool in NFT Systems 10:10

1M ago10:10

10:10

Welcome to Hydroponics Daily! In today's episode, we delve into the world of alternatives to rock wool in NFT hydroponic systems. Originally developed for the construction industry, rock wool has its disadvantages when used in hydroponics. We explore various eco-friendly and reusable options like glass wool, volcanic rock, sand, and pumice, offerin…

1
What are Stipules and Bracts? 8:50

1M ago8:50

8:50

Welcome to today's episode of Hydroponics Daily, where we delve into the fascinating world of plant anatomy. Our focus is on stipules and bracts, often mistaken for flower parts but essential components of many plants. We explore how bracts, such as those found in bougainvillaea and poinsettias, are specialized leaves associated with flowers, often…

1
Hybrid Growing Techniques 5:07

1M ago5:07

5:07

Welcome back to Hydroponics Daily with Dr. Russell Sharp as he delves into the innovative world of hybrid growing. This episode explores the concept of starting crops in a grow room and transitioning them outdoors, extending the growing season and enhancing yield. Learn about Dr. Sharp's successful experiments with tomatoes and chilies, and the pot…

1
DROUGHT (WATER DEFICITS)! 27:17

2M ago27:17

27:17

Welcome back to Cereal Killers, the podcast dedicated to exploring the challenges faced by arable crops, including pests, diseases, and environmental stresses. In this episode, we delve into the intricate topic of water deficits, debunking the common association with drought and focusing on the scientific perspective. Discover how water deficits af…

1
Shipping Container Farming and the Fait of Freight Farms 10:23

2M ago10:23

10:23

In this episode of Hydroponics Daily, Dr. Russell Sharp discusses the sudden downfall of Freight Farms, a prominent name in the controlled environment agriculture industry. Valued at 147 million dollars just this year, Freight Farms captured attention by selling modular container farms for small-scale, optimized hydroponic growth. However, aggressi…

1
Humic & Fulvic Acid 10:32

2M ago10:32

10:32

Welcome to another episode of Hydroponics Daily with Dr. Russell Sharp. Today's episode dives into the fascinating world of humic and fulvic acids—key biostimulants and additives in fertilizers that are capturing attention due to a surge in demand. Explore how these substances, extracted from organic matter, offer significant benefits to both soil …

1
Toadstools in your coco substrate? 9:22

2M ago9:22

9:22

Welcome back to Hydroponics Daily! In today's episode, we delve into the mysterious world of toadstools and mushrooms that can unexpectedly sprout in your grow media or compost. Many might panic, fearing disease, while some might mistakenly believe these are beneficial mycorrhizal fungi. However, the reality is different. We explore the most common…

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