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Romulan Warp Drive, Granddaddy Purple Ultraviolet, and Purple Punch Reloaded - Customer Submitted Photos
Shout out to SY of New York for sending us these great early September shots of our fast flowering Romulan Warp Drive (photos 1-3), the...


Peanut Butter Herijuana Seed Production Update
Peanut Butter Herijuana has been one of our most popular lines, in part, due to its remarkably early finishing time in northern climates....


Lebanese Hashplant IBL - Customer Submitted Photo
Thank you to AC for submitting this photo of our Lebanese Hashplant IBL being grown expertly in his challenging climate of Eastern...


Pre-Season Checklist for Growing Early & Fast Flowering Outdoor Cannabis Strains
For us northern gardeners coming out of winter hibernation, popping seeds in preparation for this season’s outdoor grow is an exciting...


Top 10 Outdoor Strains For Northern Growers - Updated For 2025
Up here at 50 degrees north it’s time to start germinating and getting those seedlings strong and hardened off for this year’s outdoor...


Professor Sprout's Organic Soil Mix Recipe - Updated 2026
Due to frequent customer requests, I am now posting my custom soil mix recipe. I’ve spent many years tweaking and refining this mix in order to get the absolute best from my buds and seeds. I am finally confident enough in this recipe that I can guarantee that if you follow this exact method, you will get the absolute best bud possible from your organically grown Cannabis. This recipe checks all the boxes: big yields, outstanding resin production, supreme potency, and of c


New Strain Release: LAX
Genetics: LA Confidential BX1 Variety: 100% Indica Avg. Flowering Time: 7-8 Weeks Yield: Medium Potency: High More Information: LAX...


New Strain! Blood, Milk & Sky; an OG Kush Dominant Cultivar for Short Season Outdoor Growers
OG Kush is one of those strains that just never seems to get old. The potency, effect, and aroma of a true OG is just so hard to beat. ...


Professor Sprout's Black Gold Bud Booster
You don't need to shell out a fortune on bottled nutrients to make your own completely organic bud booster. This simple recipe uses...


Frostberry for Northern Short-Season Growers
If you live in an area with a short growing season (anywhere in Canada for instance) then you'll appreciate how difficult it can be to...


Male Selection in Cannabis Breeding
Male selection is one of the most critical aspects of breeding quality Cannabis seed that sadly, is becoming a lost art. Although the...


Return of the Space Queen
A big crop of Space Dudes dropping pollen... It's been a long while, but as you can see from this short video clip taken in "The Asylum"...


Just In! New Freebies
We've just added 8 new strains to our lineup of sample packs. Get one 3-seed freebie pack with every full pack of 13 seeds purchased...


How To Collect and Store Cannabis Pollen
Cannabis pollen collection and storage can be a little bit tricky for the new grower, but the benefits of starting your own pollen...


A Woman's Touch: Part 4
Cannabis and sex? Yes please. Studies have shown that cannabis interacts with female sexual desire and pleasure in a much more profound...


A Woman's Touch: Part 3
In continuation from yesterday’s post, let’s get down to some examples of female friendly cannabis strains and how to select the best bud...


A Woman's Touch: Part 2
As discussed in the previous post, there are quite significant gender differences when it comes to the effects of cannabis in humans. ...


A Woman's Touch: Part 1
While it’s no secret that the underground cannabis industry has traditionally been the bastion of men (thanks in no small part to our...


Majestic 13 - Something for everyone
If there is one strain in the Lucky 13 Catalogue that has a little something for everyone, it’s Majestic 13. Typically I’m not a big fan...


Professor Sprout's Guide To Managing Heat Stress In Your Outdoor Cannabis Garden: Part 3
To conclude this 3 part series of posts (Part 1 here, Part 2 here) on keeping your cannabis cool during the peak heat of the summer...
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