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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

09:26

UV Light in Hydroponic Growing

Hydroponics Daily ·

2025/05/14

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 mechanisms like trichomes and anthocyanins. Learn about the strategic use of UV light in hydroponics to influence plant traits, from controlling pollination to

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07:39

What is Arabidopsis?

Hydroponics Daily ·

2025/05/13

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 manageable genetic structure make it ideal for diverse experiments. Learn how Arabidopsis, belonging to the brassica family, contributes to advancements

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14:26

The Truth About Rooting Hormones: What You Need to...

Hydroponics Daily ·

2025/05/12

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 plants like tomatoes and basil, which often don't require rooting hormones to thrive, and explore how certain plants, like rhododendrons, benefit

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06:03

Hydroponic Insights from Google Trends

Hydroponics Daily ·

2025/05/11

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, with notable peaks and declines in search activity. We also discuss the implications of these trends for businesses in the horticulture industry,

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09:54

Green Walls, Vertical Gardens & Green Curtains

Hydroponics Daily ·

2025/05/10

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 momentum due to the pioneering work of Patrick Blanc from the French National Center for Scientific Research.Discover how these gardens, featuring

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10:10

Alternatives to Rock Wool in NFT Systems

Hydroponics Daily ·

2025/05/09

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, offering insights into their benefits and challenges. Discover how organic and synthetic-free approaches, along with innovative materials like polystyrene beads

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08:50

What are Stipules and Bracts?

Hydroponics Daily ·

2025/05/08

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 more notable for their vibrant colors than the flowers they accompany. These bracts play critical roles not only in aesthetics but also in plant

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05:07

Hybrid Growing Techniques

Hydroponics Daily ·

2025/05/07

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 potential for hybrid growing in diverse crops like strawberries and hops. Discover how this technique can offer a longer growth period and how to manage it

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10:23

Shipping Container Farming and the Fait of Freight Farms

Hydroponics Daily ·

2025/05/06

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, aggressive scaling, financial challenges, and unfulfilled orders have driven the company into bankruptcy.With over 600 containers sold in 40 countries, Freight

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10:32

Humic & Fulvic Acid

Hydroponics Daily ·

2025/05/05

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 and hydroponic environments.Learn about the unique properties of humic and fulvic acids, their roles in enhancing plant growth and soil health, and the

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09:22

Toadstools in your coco substrate?

Hydroponics Daily ·

2025/05/04

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 species, the yellow Flowerpot Parasol, providing insights into its nature, impact, and the myths surrounding its presence. While it's toxic and not fit

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10:12

The Microgreens Boom: From COVID Craze to Nutrient...

Hydroponics Daily ·

2025/05/03

Join Dr. Russell Sharp on Hydroponics Daily as he delves into the world of microgreens, a thriving sector in hydroponics and indoor growing. Discover how microgreens became a booming side hustle during COVID-19, thanks to their high nutrient value and low cultivation efforts.Learn why certain microgreens like broccoli and radish gained immense popularity after being featured on major platforms like the Joe Rogan Experience. Dr. Sharp also introduces the lesser-known golden popcorn microgreens and

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08:20

Speed Breeding with Hydroponics

Hydroponics Daily ·

2025/05/02

Welcome back to Hydroponics Daily! On this relaxed and festive bank holiday in the UK, as we share a strong cider, we delve into the groundbreaking concept of speed breeding using hydroponics. This episode explores how this innovative technique accelerates plant breeding, particularly presenting its significance in crop development such as wheat and other cereals.Discover how NASA's research in Utah laid a foundation for hydroponic advancements and how current researchers are pushing the boundaries

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23:30

Micropropagation (tissue culture)

Hydroponics Daily ·

2025/05/01

Join Dr. Russell Sharp on Hydroponics Daily as he delves into the fascinating world of micropropagation, a powerful technique that enables the cultivation of plants from small tissue samples under sterile conditions. Learn how micropropagation is revolutionizing the propagation of rare and challenging plant species, and its vital role in increasing plant resilience against diseases.Explore the scientific intricacies of creating a micropropagation lab, the essential techniques for ensuring

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13:48

Polyploidy

Hydroponics Daily ·

2025/04/30

Welcome to Hydroponics Daily with Dr. Russell Sharp. In this episode, we dive into the intriguing world of polyploidy in plants. Discover the complexities of plant chromosomes and learn how polyploidy can lead to larger, more resilient plants—at your own risk. We explore methods like ultrasound and colchicine that can induce polyploidy and discuss its potential benefits and downsides in horticulture.Dr. Sharp also shares updates on the continuing challenges with hops research and teases the

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09:16

Talking and Playing Music to Plants

Hydroponics Daily ·

2025/04/29

In this episode of Hydroponics Daily, Dr. Russell Sharp delves into the intriguing topic of whether talking to your plants and playing music can influence their growth. The discussion reviews historical and modern perspectives, including scientific experiments by Korean and Indian researchers that suggest specific sound frequencies might affect plant genes and growth. A unique segment explores the potential of using ultrasonic frequencies as an alternative to synthetic growth regulators, based on

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14:10

Seed Storage -

Hydroponics Daily ·

2025/04/28

In this episode of Hydroponics Daily, Dr. Russell Sharp delves into the intricacies of seed storage, a topic crucial for hydroponic enthusiasts. Discover which seeds are unsuitable for storage due to their recalcitrant nature and learn how to properly store non-recalcitrant seeds to maintain their viability. Dr. Sharp guides listeners through the process of determining the ideal conditions for seed storage, emphasizing the importance of dryness, temperature, and darkness. He discusses the dangers of

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08:22

"Forced" Vegetables

Hydroponics Daily ·

2025/04/27

In this intriguing episode of Hydroponics Daily, Dr. Russell Sharp takes listeners on a fascinating journey into the world of forced vegetables. Covering the mysterious Rhubarb Triangle in Yorkshire, where 90% of all forced rhubarb is grown, Dr. Sharp explains the intriguing process of etiolation. This process turns plants white in darkness, producing deliciously succulent stems. Listeners will learn about the history and techniques behind forcing vegetables like rhubarb, asparagus, and hop

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05:53

Top 5 Hydroponics Products to Avoid: A Critical Review

Hydroponics Daily ·

2025/04/26

Welcome to another eye-opening episode of Hydroponics Daily. In today's discussion, we dive into personal opinions on the five worst products within the hydroponics industry. We examine unreliable eBay grow lights, sodium-based plant washes, undecipherable plant tonics, inadequately sealed grow tents, and unnecessary flush products. Each of these items is scrutinized for their flaws and potential impacts on plant growth. Join the conversation and decide for yourself whether these products are as

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12:04

Slugs and Snails in Hydroponics?!?!?!

Hydroponics Daily ·

2025/04/25

In this episode of Hydroponics Daily, Dr. Russell Sharp dives into an unexpected issue within hydroponic systems: slugs and snails. A recent inquiry from a customer highlighted these pests infiltrating a nutrient film technique (NFT) system, causing havoc despite common preventative measures.Dr. Sharp explores various solutions, from beneficial nematodes to the ferric phosphate product, "Slugger," discussing their efficacy and potential drawbacks. He also examines the role of weather and

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314 results

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