Grow Room Advice
Heatwave Survival Tips for Hydroponic Growers
Heatwave Survival Tips for Hydroponic Growers Summer can be one of the most challenging times of year for hydroponic growers.
GHEDirect
22 May 2026
The Greenhouse Effect Blog
The Grow Room
How to Grow Thick, Fibrous White Roots in Deep Water Culture
Advanced: How to Grow Thick, Fibrous White Roots in a Deep Water Culture Grow System (Alien Silver Series Guide) In
GHEDirect
6 May 2026
Growing Advice
How to Increase Nutrient Uptake: Advanced Techniques That Work
Advanced Guide: How to Increase Nutrient Uptake If your plants aren’t performing the way they should, the issue often isn’t
GHEDirect
27 April 2026
Want a Free Dutch Pro Sample?
The Greenhouse Effect
24 March 2022
We’re giving away a 250ml Dutch Pro sample with *every order over £50 while stocks last! To clarify… if you
Treat Your Mother This Mother’s Day
The Greenhouse Effect
22 March 2022
We know you haven’t forgotten Mother’s Day this Sunday, so what better time to treat your mother plant? Prepare your
NEW… LUMii Black LED 720W
The Greenhouse Effect
14 March 2022
**Brand New** 6 Bar LED Lighting Fixture from LUMii If you need good quality LED lighting at the best price,
The Growroom – Tobacco in DWC
The Greenhouse Effect
11 March 2022
We welcome you back to The Growroom for our latest grow diary… and this time around we have been growing
WIN the entire Shogun Range
The Greenhouse Effect
2 March 2022
After being blown away by the response to last month’s competition, we’ve got another great prize giveaway for you, this
Shogun Shop of the Month
The Greenhouse Effect
17 February 2022
We are very pleased to announce that we have been selected as the Shogun Mastershop of the month! Shogun Fertilisers
IWS Flood & Drain Pro XL
The Greenhouse Effect
16 February 2022
We’ve just installed the new IWS Pro XL Flood & Drain system in our constantly evolving in-store grow room. The
10% Off Grow Lights
The Greenhouse Effect
4 February 2022
Looking for LED Grow Lights or Lighting-related products to add to your grow system? Whether you are looking for complete
Thanks to our Generous Customers 🐶
The Greenhouse Effect
27 January 2022
Many thanks to all of our kind customers who made donations… because of your generosity we have been able to
Coco The Hydrodog Says – Know Your Soils
The Greenhouse Effect
20 January 2022
The latest edition of Coco The Hydrodog Says… Know Your Soils These are the two choices of soil: With fertiliser
WIN an EasyFeed Grow System!
The Greenhouse Effect
18 January 2022
It’s competition time again here at The Greenhouse Effect! We have teamed up with Alien Hydroponics to bring you our
Advantages of Using LED Lights
The Greenhouse Effect
14 January 2022
Why use LED grow lights? Updated Friday 14th January 2022 What are LED Lights? LED stands for light-emitting diode they
Propagation & Cloning Products
The Greenhouse Effect
29 December 2021
Propagators help plants grow in their early stages, providing a damp and humid environment for seeds and cuttings to germinate
Growroom: Moruga Scorpion Chillis
The Greenhouse Effect
28 December 2021
Moruga Scorpion Chillis Pt 4 (Final Part) If you recall at the end of the last chilli blog, our 4
Last Chance to Order Before Xmas
The Greenhouse Effect
22 December 2021
Today is the last day we’ll be able to get your orders out before Christmas so please get them in
Back in! – Exhale CO2 Bags
The Greenhouse Effect
22 December 2021
Back in stock… ExHale CO2 Bags – The CO2 revolution for all growers! No need to turn it on or turn it
GHEDirect Gift Vouchers
The Greenhouse Effect
21 December 2021
Looking for the perfect gift for your loved one? Why not let them choose for themselves? You can now purchase
Christmas Opening Times
The Greenhouse Effect
15 December 2021
This year we are closed from Christmas Day until December 28th (inclusive). We are back open from Wednesday 29th December
Christmas Gift Bundles
The Greenhouse Effect
13 December 2021
We’ve put together some exclusive Christmas product bundles for gift ideas for the gardener in your life. Including a bundle
Growroom – Moruga Scorpion Chillis
The Greenhouse Effect
8 December 2021
Moruga Scorpion Chillis Pt 3 We left our chilli seedlings at the end of the last blog to root through
Christmas Gift Ideas
The Greenhouse Effect
7 December 2021
Looking for a gift for the gardener in your life? As the festive season is now fully upon us and
Exclusive CANNA Competition
The Greenhouse Effect
1 December 2021
It’s competition time again here at The Greenhouse Effect! This time we have teamed up with one of the leading
Cyber Monday Deals
The Greenhouse Effect
29 November 2021
Carrying on from Black Friday we are giving a 20% Cyber Monday discount on selected products. See our Cyber Monday
Black Friday Deals
The Greenhouse Effect
24 November 2021
This year for Black Friday we are giving a 20% discount on selected products. See our Black Friday Deals below…
Product Guide: Plant Support
The Greenhouse Effect
23 November 2021
Support Your Plants! One thing we do sell a lot of is plant support, and there’s a good reason why…
Coco The Hydrodog Says – Yellowing Plants
The Greenhouse Effect
22 November 2021
A common complaint we hear at this time of year is Yellowing Plants Here are things to look out for…
Growroom – Moruga Scorpion Chillis Pt 2
The Greenhouse Effect
15 November 2021
Week 2/3 With roots starting to come through the 40 mm rockwool cubes, and the young seedlings hardened off, it
Let’s Talk About Deep Water Culture
The Greenhouse Effect
11 November 2021
What is Deep Water Culture? Deep Water Culture is a hydroponic method that has been used historically and is very
Growroom – Moruga Scorpion Peppers Pt 1
The Greenhouse Effect
2 November 2021
As it gets chilly outside, we thought it would be the perfect time to start growing some chillies!! It gives
Have You Considered Using A Fabric Pot?
The Greenhouse Effect
29 October 2021
Have you thought about using a Root Pouch fabric pot instead of a plastic pot? Fabric pots such as the
Roots Excelurator Back in Stock!
The Greenhouse Effect
28 March 2022
We’ve just got House & Garden Roots Excelurator back in stock! This powerful root stimulator ensures the explosive growth of
WIN the NEW LUMii 720w LED
The Greenhouse Effect
27 March 2022
The Greenhouse Effect teams up with LUMii Lighting for our exclusive Easter competition… WIN the NEW LUMii Black 720w LED
Unboxing the NEW LUMii Black LED
The Greenhouse Effect
25 March 2022
Let’s take a look at what’s inside the box of the new LUMii Black 720w LED… LUMii’s new high-performance LED
Want a Free Dutch Pro Sample?
The Greenhouse Effect
24 March 2022
We’re giving away a 250ml Dutch Pro sample with *every order over £50 while stocks last! To clarify… if you
Treat Your Mother This Mother’s Day
The Greenhouse Effect
22 March 2022
We know you haven’t forgotten Mother’s Day this Sunday, so what better time to treat your mother plant? Prepare your
NEW… LUMii Black LED 720W
The Greenhouse Effect
14 March 2022
**Brand New** 6 Bar LED Lighting Fixture from LUMii If you need good quality LED lighting at the best price,
The Growroom – Tobacco in DWC
The Greenhouse Effect
11 March 2022
We welcome you back to The Growroom for our latest grow diary… and this time around we have been growing
WIN the entire Shogun Range
The Greenhouse Effect
2 March 2022
After being blown away by the response to last month’s competition, we’ve got another great prize giveaway for you, this
Shogun Shop of the Month
The Greenhouse Effect
17 February 2022
We are very pleased to announce that we have been selected as the Shogun Mastershop of the month! Shogun Fertilisers
IWS Flood & Drain Pro XL
The Greenhouse Effect
16 February 2022
We’ve just installed the new IWS Pro XL Flood & Drain system in our constantly evolving in-store grow room. The
10% Off Grow Lights
The Greenhouse Effect
4 February 2022
Looking for LED Grow Lights or Lighting-related products to add to your grow system? Whether you are looking for complete
Thanks to our Generous Customers 🐶
The Greenhouse Effect
27 January 2022
Many thanks to all of our kind customers who made donations… because of your generosity we have been able to
Coco The Hydrodog Says – Know Your Soils
The Greenhouse Effect
20 January 2022
The latest edition of Coco The Hydrodog Says… Know Your Soils These are the two choices of soil: With fertiliser
WIN an EasyFeed Grow System!
The Greenhouse Effect
18 January 2022
It’s competition time again here at The Greenhouse Effect! We have teamed up with Alien Hydroponics to bring you our
Advantages of Using LED Lights
The Greenhouse Effect
14 January 2022
Why use LED grow lights? Updated Friday 14th January 2022 What are LED Lights? LED stands for light-emitting diode they
Propagation & Cloning Products
The Greenhouse Effect
29 December 2021
Propagators help plants grow in their early stages, providing a damp and humid environment for seeds and cuttings to germinate
Growroom: Moruga Scorpion Chillis
The Greenhouse Effect
28 December 2021
Moruga Scorpion Chillis Pt 4 (Final Part) If you recall at the end of the last chilli blog, our 4
Last Chance to Order Before Xmas
The Greenhouse Effect
22 December 2021
Today is the last day we’ll be able to get your orders out before Christmas so please get them in
Back in! – Exhale CO2 Bags
The Greenhouse Effect
22 December 2021
Back in stock… ExHale CO2 Bags – The CO2 revolution for all growers! No need to turn it on or turn it
GHEDirect Gift Vouchers
The Greenhouse Effect
21 December 2021
Looking for the perfect gift for your loved one? Why not let them choose for themselves? You can now purchase
Christmas Opening Times
The Greenhouse Effect
15 December 2021
This year we are closed from Christmas Day until December 28th (inclusive). We are back open from Wednesday 29th December
Christmas Gift Bundles
The Greenhouse Effect
13 December 2021
We’ve put together some exclusive Christmas product bundles for gift ideas for the gardener in your life. Including a bundle
Growroom – Moruga Scorpion Chillis
The Greenhouse Effect
8 December 2021
Moruga Scorpion Chillis Pt 3 We left our chilli seedlings at the end of the last blog to root through
Christmas Gift Ideas
The Greenhouse Effect
7 December 2021
Looking for a gift for the gardener in your life? As the festive season is now fully upon us and
Exclusive CANNA Competition
The Greenhouse Effect
1 December 2021
It’s competition time again here at The Greenhouse Effect! This time we have teamed up with one of the leading
Cyber Monday Deals
The Greenhouse Effect
29 November 2021
Carrying on from Black Friday we are giving a 20% Cyber Monday discount on selected products. See our Cyber Monday
Black Friday Deals
The Greenhouse Effect
24 November 2021
This year for Black Friday we are giving a 20% discount on selected products. See our Black Friday Deals below…
Product Guide: Plant Support
The Greenhouse Effect
23 November 2021
Support Your Plants! One thing we do sell a lot of is plant support, and there’s a good reason why…
Coco The Hydrodog Says – Yellowing Plants
The Greenhouse Effect
22 November 2021
A common complaint we hear at this time of year is Yellowing Plants Here are things to look out for…
Growroom – Moruga Scorpion Chillis Pt 2
The Greenhouse Effect
15 November 2021
Week 2/3 With roots starting to come through the 40 mm rockwool cubes, and the young seedlings hardened off, it