Growing outdoors comes with a unique set of challenges per location. Everything needs to be considered, from local pest species to the best strain for the job. Simply follow the growing guide below to boost your chances of a successful outdoor harvest in the UK.
• South-west: This area of the country sees mild and very rainy winters contrasted by warm and wet summers. Tropical winds from the south extend the growing season. Includes Cornwall, Devon, Bristol, and Cardiff.
GROWING CANNABIS OUTDOORS IN THE UK IN 2021
The UK has a long way to go to match the more relaxed approaches of certain American states and European nations.
• North-east: Arctic winds from the north bring cold winters, cool summers, steady rain, and a shorter growing season. Includes Newcastle, York, Edinburgh, and Aberdeen.
Below, we’ll generalise and focus on the south-east, south-west, north-east, and north-west, while touching on specific locations along the way. It’ll help if you do a little more research on your specific area just to make sure you have all the bases covered.
Before we share our top 5, it’s important to understand the climate of the UK when it comes to growing cannabis outdoors. In this way you understand the growing conditions better, and you start your breeding well-prepared.
Curious to the best outdoor weed strains for the UK? Buy a pack of the presented cannabis seeds below to make sure your grow in the UK will be a success!
Top 5 best cannabis seeds for the UK climate
Note: these are none autoflowers and therefore need shorter days to flower. In order to harvest in October, the seeds will have to be planted in April or May.
The Northern Lights autoflower is probably one of the most robust species in our range. Instead of flowering during the transition from summer to autumn, it flowers based on age. Because this species is strong and also less dependent on the weather, this species is suitable for outdoor growing in the UK.
Tip: check our feminized Sexxpot cannabis seeds
Early Skunk by Sensi Seeds, just like the original Skunk, is a true all-rounder that reliably grows everywhere, indoors and out. The original Skunk #1 is already renowned for her ease of growth and robust nature, but Sensi Seeds upped the ante by crossing this classic with the resilient Early Pearl. Out comes a turbocharged killer strain that excels in pretty much every environment. This indica-dominant hybrid is very resistant to mould, and requires only 55–65 days of bloom—perfect for the British climate!
The recent legalization of medical cannabis has given UK farmers a lot to be merry about especially with regard to the potentially huge profits they may be able to earn as they invest in this venture. However, this upturn in fortune does little to curtail the challenges faced by farmers seeking to grow weed outdoors. These obstacles range from the extremely strict licensing regulations to the humid climate that is likely to turn weed flowers into breeding grounds for mould.
Those in the warmer south-west can enjoy growing longer-flowering sativa varieties. Haze Berry provides a stimulating cerebral high, berry-flavoured terpenes, and a rewarding yield. She’ll pump out up to 650g/plant after a flowering time of 9–11 weeks when grown in containers or garden beds. A cross between Super Silver Haze and DJ Short’s famous Blueberry, Haze Berry is an 80% sativa hybrid that has become quite popular for its combination of sweet berry, indica-like flavours and sativa highs.
Black widow is an indica weed strain and is thus believed to have a relaxing effect on its users. It is a crossbreed between the White Widow and Misty strains. Its 9 to 10-week maturity period make it suitable for growth in the UK since it can fully develop within the shortened British cultivation period.
Hollands Hope is one of the best cannabis strains for outdoor growing in the UK as it’s a very stable hybrid with predetermined outcomes. Flowering for about 8 weeks, Hollands Hope can be harvested near the end of September. Buds develop a golden-green colour when ready for harvesting and contain about 15% THC. Hollands Hope grows under 1 metre (80 – 90 cm) so it’s excellent for ‘gorilla’ grows and produces over 450+ grams of potent bud per plant.
The UK has a climate that is generally wetter and colder than that of other countries found in the rest of Europe. This is because its weather is maritime influenced thereby making it have cooler summers and significantly mild winters. While it is true that Cannabis as a plant requires adequate water to grow healthily, excessive humidity can also be extremely detrimental.
Blue dream is a sativa strain that is mostly used for relaxation purposes. Growing it guarantees huge yields as well as sweet tasting buds after 10 to 11 weeks of cultivation under the suitable conditions.