Walk through most seed shops today and the regular section is a shelf at the back: smaller every year, marked lower than the feminized packs next to it, and bought by a shrinking group of people who understand exactly what they are looking for. It is tempting to see that as the end of a technology. It is closer to the truth to read it as a library shrinking while the paperback rack next door expands. Every female-only line began as a regular one, every new cross requires a male at some point in its pedigree, and the breadth of cannabis genetics that exists at all exists only because somebody held onto regular seed. Specialists such as https://breederregularseeds.com carry lines going back to the 1980s, offered in packs of 10 seeds since a pack is intended to be a population, not a one plant. This article makes the case for that half-male pack: what the male contributes, what a buyer loses by not seeing one, and how to work with a population instead of a copy.
The Other Half of the Genome
The easy description of a male cannabis plant is “a pollen source”, and for a flower grower that is all it. For a breeder it is half the genome of every seed which follows, and that half is selected with the same attention as the mother.
A male contributes structure, vigour, flowering speed, resistance to mould and pests, trichome density and the aromatic profile exactly as the female does; it just shows several of those qualities less because it never produce a smokable flower. Those who work with regular seed spend at least as much time selecting males as females, and this is the effort that a feminized cross inherits and cannot repeat. Feminizing a female yields pollen; it cannot provide a different set of selected genes.
How Diversity Leaks Away
Much of the feminized market is built from S1 seeds: a single popular clone, reversed and crossed with itself. Each round of that process halves the surviving genetic diversity, and after two rounds what remains is essentially one plant repeated across slightly different forms.
That is fine for a consumer who needs that one plant. It is a problem for everyone downstream. Hidden faults surface: intersex tendencies, weak stems, susceptibility to one particular mould. Qualities that were present in the original line but absent in the selected clone vanish from the population entirely. A generation of such breeding leaves a market full with variations of the same few clones, and a breeder trying to create something different discovers there is nothing remaining to cross. Regular seed from a true outcrossed line is the store that replenishes the pool, and that reservoir only persist as long as people grows it.
Selecting the Plant Nobody Writes About
Articles on selecting females are easy to find; guidance on picking males is scarce, since most people never keep one long enough to judge. For a grower producing seed, the following are the marks breeders watch for.
- Resin on the stem. Rub a stem or a pollen sac and smell it. A male with resin on its sepals and a strong scent suggests it holds the resin traits that are worth passing on.
- Timing. A male that shows sex early and matures in step with the females is far more useful than an early one that sheds pollen before the female is receptive.
- Structure. Tight internodes, a thick main stem and a frame that resembles the desired female shape are passed on; a stretched, floppy male hands that on too.
- Stability. Any male that at the same time shows female pistils under ordinary conditions is rejected without exception; the trait is the last thing worth carrying forward.
- Restraint. Males that dump enormous amounts of pollen early are frequently also the less desirable in other respects; many breeders prefer steady producers.
What 10 Seeds Actually Give You
A error first-time regular-seed buyers fall into is seeing a pack as 10 chances at the same plant. It is the opposite. A pack from a real outcrossed line is a sample of a population, and the point of growing it is to observe the range and choose from it.
Roughly half the plants will be male, so a pack of 10 seeds gives around five females to compare and five males to either discard or assess for breeding. Within the females, look for real variation: stature, flowering time, smell, bud structure, tolerance. This variation is not a failure in the seed; it is what the seed is selling. The grower who takes cuttings from the best female and the best male has something a feminized pack cannot supply: a line of chosen parents that are their own.
From One Pack to the Next
Owning chosen parents means producing the next generation, and there the choices multiply. The main approaches cover most of what home breeders do.
- Open pollination. Let each male pollinate each female. It keeps the full range of the line, produces a large volume of seed, and involves no selection at all. This is how landrace lines are kept going, and it is the right approach when the aim is preservation rather than refinement.
- Selected cross. One picked male on one or several picked females, every other plant else removed. The offspring inherit the traits of two specific plants and express less spread than the parent pack. Repeated over generations with stable selection, this is how a new line is made.
- Backcross. Cross a chosen seedling back to one of its parents to lock in a specific trait. It narrows the range fast and is useful when one parent shows something worth keeping and the other contributed mainly vigour.
Each of these require only a isolated space for the male, a paintbrush or a paper bag, and patience. None of them needs the chemical reversal that feminized seed-making requires.
The Seeds That Only Exist as Regulars
A number of lines have never been feminized and probably never will be: landraces gathered from places where cannabis grew over centuries, and old hybrids from the first decades of modern breeding. They are sold as regular seed since the people maintaining them treat the population as the whole point, and selfing a single clone would erase exactly what makes the line worth preserving.
Running a landrace from regular seed is a different experience from growing a modern hybrid. There will be large variation, long flowering periods in tropical lines, lanky plants, and qualities that make sense in a mountain valley but not under a small room. There will be also aromas and chemistry that no longer exist in the hybrid market anywhere. Breeder Regular Seeds keeps a separate landrace and heirloom section, with each line labelled with its region of origin and the generation it has been reproduced since the first collection.
Who Should Not Buy Regular Seeds
Nothing of the above makes regular seed into the right choice for everyone, and pretending that it is would the product no favours.
A grower with room for three plants who wants each one of them to flower is far better served with feminized seed. The same is a grower who cannot afford to check the plants every day during the onset of flower, because a missed male in a small space seeds everything within days. Someone running a single autoflower on a balcony has no value from a pack they cannot choose from. And anyone who wants a known famous plant repeated exactly is better off looking for a feminized S1, not a two-parent cross. Regular seed is for the grower who wants to select, to hold onto and at some point to make something of their own; for anyone else the regular shelf is best ignored where it is.
Before You Buy
Breeder Regular Seeds dispatches each order in unmarked parcels with the breeder’s packs sealed inside and no on the exterior to reveal the contents. Orders to the United States are not taken, because seed importation is restricted there. Seed law differs sharply by country: in many places owning seeds is legal as genetic preservation while germinating them is not, and in others the two are allowed under licence or both is. Knowing the rules where you live is the buyer’s responsibility, and nothing of this article should be read as legal advice.