Browse through most seed shops today and the regular section is the shelf at the back: smaller every year, marked cheaper than the feminized packs next to it, and bought by a dwindling number of people who know exactly what they are looking for. It is easy to read that as obsolescence. It is closer to the truth to read it as a library losing shelves while the paperback rack next door expands. Every feminized line began as a regular one, each new cross needs a male at some point in its history, and the diversity of cannabis genetics that survives at all exists because somebody held onto regular seed. Dedicated sellers such as https://breederregularseeds.com carry lines that trace to the 1980s, offered in packs of 10 seeds since a pack is intended to be a population, not a one plant. This article sets out the case for that half-male pack: what the male is for, what a buyer gives up by not seeing one, and how to work with a population instead of a copy.
Not Just Pollen
The easy account of a male cannabis plant is “a pollen source”, and for 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 chosen with the same attention as the female.
A male passes on structure, hybrid vigour, maturation time, resistance to mould and pests, trichome production and the aromatic profile just as the female does; it simply shows some of those qualities less visibly since it never grows a finished flower. Breeders who work with regular seed invest as much time choosing males as females, which is the work that a feminized cross inherits and cannot repeat. Reversing a female yields pollen; it cannot provide a different set of selected traits.
The Narrowing
A great deal of the feminized market is made from S1 seeds: a single famous clone, treated and pollinated with itself. Every round of that selfing halves the surviving genetic diversity, and after two rounds what is left is essentially one plant repeated in marginally different ways.
This is fine for a consumer who wants that single plant. It is a problem for everyone downstream. Recessive weaknesses emerge: intersex tendencies, weak stems, sensitivity to one particular mould. Traits that were present in the original line but absent in the selected clone vanish out of the population entirely. A generation of such breeding produces a market full with versions of a dozen clones, and a breeder wanting to make something different discovers there is nothing left to cross. Regular seed from a true outcrossed line is the store that replenishes the pool, and that reservoir can only persist as long as people keep growing it.
How to Judge a Male
Guides on choosing females are easy to find; guidance on picking males is scarce, since most people do not keep one long enough to look. For a grower making seed, these are the marks breeders look for.
- Restraint. Males that dump enormous amounts of pollen all at once are often the least desirable genetically; many breeders favour moderate shedders.
- Structure. Tight internodes, a thick central stem and branching that matches the intended female habit are inherited; a stretched, weak-stemmed male passes that down too.
- Timing. A male that shows sex early and matures at the same pace as the females is more workable than an early one that releases pollen before the female is ready.
- Resin on the stem. Scratch a stem or a pollen cluster and smell it. A male with resin on its sepals and a strong aroma suggests it carries the terpene genes that are worth keeping.
- Stability. Any male that also forms female flowers under normal stress is discarded without exception; the trait is the one thing worth breeding forward.
Thinking in Numbers
A error first-time regular-seed buyers make is seeing a pack as 10 attempts at the one plant. It is the opposite. A pack from a genuine outcrossed line is a slice of a population, and the point of running it is to see the range and choose from it.
Roughly half the plants will be male, so a pack of 10 seeds gives something like five females to evaluate and five males to discard or judge for breeding. Among the females, look for real differences: height, finishing time, smell, bud structure, resistance. This variation is not a flaw in the seed; it is what the seed is for. The grower who takes cuttings from the best female and the best male has something a feminized pack can never offer: a pair of selected parents that are theirs.
Making Your Own Seed
Owning chosen parents is only worth something if producing the next generation, and here the options multiply. Three approaches cover most of what home breeders do.
- Open pollination. Allow every male pollinate every female. It keeps the whole range of the line, makes a large volume of seed, and involves no selection at all. This is how landrace lines are kept alive, and it is the right approach when the goal is preservation not improvement.
- Selected cross. One picked male on one or a few picked females, everything else culled. The seeds inherit the qualities of two selected plants and express less spread than the parent pack. Repeated over several rounds with consistent selection, this is how a stable line is made.
- Backcross. Take a chosen seedling again to one of its original parents to lock in a specific trait. It tightens the range quickly and is used when one plant has something worth concentrating and the other brought mostly vigour.
All three require only a separate space for the male, a soft brush or a paper bag, and a few weeks. None of them calls for the chemical reversal that feminized seed-making does.
The Seeds That Only Exist as Regulars
A number of lines have never been feminized and likely never will be: landraces gathered from places where cannabis was grown for centuries, and old crosses from the first decades of modern breeding. They are available as regular seed since the people maintaining them regard diversity as the whole value, and reversing a single clone would erase exactly what makes the line worth keeping.
Running a landrace from regular seed is a different experience from growing a commercial hybrid. There will be large variation, extended flowering periods in equatorial lines, tall plants, and qualities that made sense in a field but not in a tent. There will be also aromas and effects that no longer appear in the hybrid market anywhere. Breeder Regular Seeds holds a dedicated landrace and heirloom section, with each line labelled with its region of origin and the number of generations it has been reproduced from the first collection.
Who Should Not Buy Regular Seeds
Nothing of the above turns regular seed the right option for everyone, and pretending otherwise does the product no service.
A grower with space for a handful of plants who needs every one of them to flower is far better off with feminized seed. The same is anyone unable to inspect the plants each day around the start of flower, since a missed male in a small space seeds everything within days. Someone running a single autoflower on a balcony gets no use from a population they cannot select from. And a buyer who wants a known famous cut repeated as closely as possible is better off looking for a feminized S1, not a two-parent cross. Regular seed is for the grower who intends to select, to keep and eventually to make something of their own; for everyone else the back shelf is safely left where it is.
Ordering and the Law
Breeder Regular Seeds dispatches every order in unmarked packaging with the breeder’s packs sealed inside and no on the exterior to indicate the contents. Orders to the United States are not accepted, as seed import is restricted there. Seed law differs widely by country: in a good number of places owning seeds is legal as collectables while germinating them is not, and in others the two are permitted under local rules or neither is. Checking the position in your own jurisdiction is the buyer’s job, and nothing of this article should be read as legal advice.