Walk through most seed shops today and the regular section is a shelf at the back: shorter every year, priced cheaper than the feminized packs next to it, and picked up by a shrinking number of people who understand exactly what they are after. It is tempting to see that as obsolescence. It is closer to the truth to read it as a library shrinking while the paperback rack next door grows. Every feminized line started as a regular one, every new cross requires a male somewhere in its pedigree, and the breadth of cannabis genetics that exists at all survives only because someone held onto regular seed. Dedicated sellers such as https://breederregularseeds.com stock lines that trace to the 1980s, sold in packs of 10 seeds because a pack is meant to be a population, not a one plant. This article sets out the argument for that half-male pack: what the male contributes, what a grower loses by never seeing one, and how to work with a population instead of a clone.
What a Male Plant Is Actually For
The easy description of a male cannabis plant is “a pollen source”, and to a flower grower that is the whole of it. For a breeder it is half the genome of every seed which follows, and half is selected with the same attention as the mother.
A male passes on structure, hybrid vigour, flowering time, tolerance to mould and pests, resin production and the terpene chemistry just as the female does; it just shows some of those traits less visibly since it never produce a smokable flower. Breeders who breed with regular seed invest at least as much time choosing males as females, and this is the work that a feminized line borrows and can never replicate. Reversing a female gives pollen; it does not give a different line of selected genes.
The Narrowing
Much of the feminized market is made from S1 seeds: a single popular clone, treated and crossed with itself. Every generation of that process cuts in half the remaining genetic variation, and after a couple of generations what remains is close to one plant repeated in marginally different forms.
This is acceptable for a grower who wants that one plant. It is a loss for everyone who comes after. Hidden faults emerge: intersex tendencies, weak stems, susceptibility to one particular mould. Traits that were present in the original line but not in the chosen clone disappear from the population entirely. A generation of this leaves a market full with versions of the same few clones, and a anyone wanting to create something different finds there is nothing left to cross. Regular seed from an outcrossed line is the reservoir that refills the market, and it only exists as long as people keep growing it.
Selecting the Plant Nobody Writes About
Guides on choosing females are everywhere; advice on picking males is scarce, since most people never keep one past the first week of flower to judge. For a grower producing seed, the following are the marks breeders watch for.
- Stability. Any male that at the same time shows female flowers under normal stress is rejected without exception; the trait is the last thing anyone wants carrying forward.
- Structure. Tight internodes, a strong central stem and branching that matches the intended female shape are inherited; a stretched, weak-stemmed male hands that down too.
- Timing. A male that declares sex first and matures in step with the females is more useful than a very early one that releases pollen before the female is ready.
- Resin on the stem. Scratch a stem or a flower cluster and smell it. A male with resin on its sepals and a clear scent indicates it carries the resin traits worth passing on.
What 10 Seeds Actually Give You
A mistake new regular-seed buyers fall into is seeing a pack as 10 chances at the one plant. It is nothing of the kind. A pack from a real outcrossed line is a sample of a population, and the point of running it is to see the range and select from it.
Roughly half the plants will be male, which means a pack of 10 seeds gives around five females to compare and five males to either cull or assess for breeding. Among the females, look for real variation: height, flowering time, smell, density, resistance. That spread is not a flaw in the seed; it is what the seed is selling. The grower who keeps the best female and male now owns something a feminized pack cannot supply: a line of chosen parents which are their own.
From One Pack to the Next
Holding chosen parents means producing the next generation, and here the choices multiply. The main approaches account for most of what small-scale breeders attempt.
- Selected cross. One picked male to one or a few picked females, everything else culled. The offspring inherit the traits of the two selected plants and show narrower spread than the original pack. Done over generations with stable choices, this is how a new line is made.
- Open pollination. Let every male pollinate each female. It preserves the full range of the line, makes a generous volume of seed, and involves no choosing at all. This is how traditional lines are kept alive, and it is the right method when the goal is preservation rather than refinement.
- Backcross. Cross a chosen offspring back to one of its parents to lock in a particular quality. It tightens the genetics quickly and is used when one parent has something worth concentrating and the second brought mainly vigour.
All three require only a separate space for the male, a paintbrush or a paper bag, and a few weeks. None of them needs the chemical reversal that feminized production does.
The Seeds That Only Exist as Regulars
A number of lines were never been feminized and likely never will be: landraces gathered from places where cannabis was grown over centuries, and heirloom hybrids from the first decades of indoor breeding. They are available as regular seed since the breeders keeping them regard diversity as the entire point, and selfing a single plant would destroy exactly what makes the line worth the trouble of keeping.
Growing a landrace from regular seed is different from growing a commercial hybrid. There will be large variation, extended flowering times in equatorial lines, lanky plants, and traits that made sense in a mountain valley but not in a tent. There will be also flavours and chemistry that no longer appear in the commercial market at all. Breeder Regular Seeds keeps a dedicated landrace and heirloom section, with each line marked with its region of collection and the number of generations it has been reproduced from the first collection.
When the Library Is the Wrong Shop
Nothing of the above makes regular seed the right option for everyone, and pretending otherwise does the product no favours.
A grower with room for three plants who needs each one of them to flower is far better served with feminized seed. So is anyone unable to inspect the plants each day during the start of flower, since a late male in a confined space ruins everything inside days. A person growing a single autoflower on a balcony gets no value from a pack they cannot choose from. And a buyer who wants a specific clone-only cut reproduced exactly is looking for a feminized S1, not a two-parent cross. Regular seed is for the grower who intends to select, to hold onto and eventually to produce something new; for anyone else the back shelf is safely left where it is.
Practicalities
Breeder Regular Seeds sends each order in unmarked packaging with the original packs intact inside and no on the exterior to indicate the contents. Orders to the United States are not accepted, because seed importation is not permitted there. Seed law varies sharply by country: in many places buying seeds is lawful as genetic preservation while germinating them is not, and in others both are permitted under local rules or both is. Checking the position in your own jurisdiction is the buyer’s responsibility, and nothing of this article should be read as legal advice.