Browse through most seed shops today and the regular section is the shelf at the back: shorter every year, priced lower than the feminized packs next to it, and bought by a dwindling number of people who understand exactly what they are after. It is easy to see that as the end of a technology. It is nearer to the truth to see it as a library shrinking while the paperback rack next door expands. Every feminized line started as a regular one, every new cross requires a male somewhere in its history, and the diversity of cannabis genetics that survives at all survives because someone held onto regular seed. Dedicated sellers such as https://breederregularseeds.com carry lines that trace to the 1980s, offered in packs of 10 seeds because 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 is for, what a grower loses by not growing one, and how to work with a pack instead of a copy.
What a Male Plant Is Actually For
The lazy description of a male cannabis plant is “a pollen source”, and to a flower grower that is all it. For a breeder it is half the genome of every seed which follows, and that half is chosen with the same attention as the mother.
A male passes on growth habit, vigour, maturation speed, resistance to mould and pests, trichome production and the terpene chemistry exactly as the female does; it simply shows some of those traits less visibly since it does not produce a finished flower. Breeders who work with regular seed invest at least as much time choosing males as females, which is the work that a feminized cross borrows and can never replicate. Reversing a female yields pollen; it does not provide a different line of selected traits.
How Diversity Leaks Away
A great deal of the feminized market is made from S1 seeds: a single popular clone, treated and crossed with itself. Every generation of that selfing halves the remaining genetic variation, and after a couple of rounds what remains is close to one plant expressed in marginally different forms.
That is fine for a grower who wants that single plant. It is a loss for everyone downstream. Recessive faults surface: intersex tendencies, brittle stems, sensitivity to one particular mould. Qualities that were present in the original line but not in the chosen clone disappear from the gene pool altogether. A decade of such breeding leaves a market full with variations of the same few plants, and a anyone trying to make something new finds there is nothing remaining to cross. Regular seed from a true outcrossed line is the reservoir that replenishes the pool, and it can only persist as long as somebody grows it.
How to Judge a Male
Articles on selecting females are easy to find; guidance on choosing males is rare, because most growers never keep one long enough to look. For anyone making seed, these are the signs breeders look for.
- Structure. Tight internodes, a thick central stem and branching that matches the desired female habit are inherited; a stretched, weak-stemmed male passes that down too.
- Stability. A male that at the same time forms female pistils under ordinary stress is discarded without exception; the tendency is the last thing anyone wants carrying forward.
- Timing. A male that shows sex early and matures at the same pace as the females is far more useful than an early one that releases pollen before any female is receptive.
- Resin on the stem. Rub a stem or a flower cluster and smell it. A male with trichomes on its flower parts and a strong aroma indicates it holds the terpene traits that are worth passing on.
A Pack Is a Population
A mistake new regular-seed buyers make is seeing a pack as 10 attempts at the one plant. It is nothing of the kind. A pack from a real outcrossed line is a slice of a population, and the point of growing it is to see the range and choose 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 cull or judge for breeding. Within the females, look for noticeable variation: height, finishing time, aroma, bud structure, tolerance. That spread is not a failure in the seed; it is what the seed is for. The grower who keeps the strongest female and the best male now owns something a feminized pack can never supply: a pair of chosen parents which are their own.
Three Ways to Cross
Holding chosen parents means producing the next generation, and here the options open up. The main approaches cover most of what home breeders attempt.
- Backcross. Take a selected offspring again to one of its original parents to lock in a specific quality. It narrows the genetics quickly and is used when one plant has something worth keeping and the other brought mainly vigour.
- Selected cross. One picked male on one or several picked females, everything else culled. The offspring inherit the traits of the two selected plants and express narrower spread than the original pack. Repeated over several rounds with stable choices, this is how a new line is built.
- Open pollination. Allow every male reach each female. It keeps the full diversity of the line, produces a generous 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 not improvement.
Each of these require only a isolated space for the male, a paintbrush or a small bag, and patience. Not one of them needs the chemical reversal that feminized production does.
The Seeds That Only Exist as Regulars
A number of lines have never been feminized and probably never will be: landraces gathered from regions where cannabis was grown over centuries, and old hybrids from the first decades of modern breeding. They are available as regular seed since the breeders maintaining them regard the population as the entire value, and reversing a single plant would destroy precisely what makes the line worth keeping.
Growing a landrace from regular seed is different from running 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 under a small room. Expect also flavours and effects that no longer appear in the hybrid market at all. Breeder Regular Seeds holds a separate landrace and heirloom section, and each line labelled with its region of origin and the number of generations it has been reproduced since the original collection.
When the Library Is the Wrong Shop
None of the above makes regular seed the best choice for everyone, and claiming otherwise does the category no favours.
A grower with space for three plants who needs every one of them to flower is far better served with feminized seed. So is anyone who cannot afford to check the plants each day during the start of flower, because a missed male in a small space seeds everything within days. A person growing a single autoflower on a balcony gets no value from a population they cannot choose from. And a buyer who wants a known famous plant reproduced as closely as possible is looking for a feminized S1, not a two-parent cross. Regular seed is for the grower who intends to choose, to hold onto and eventually to make something of their own; for everyone else the back shelf is safely ignored where it is.
Ordering and the Law
Breeder Regular Seeds dispatches every order in plain parcels with the breeder’s packs sealed inside and nothing on the outside to reveal the contents. Orders to the United States are not taken, as seed importation is restricted there. Seed law varies widely by country: in many places buying seeds is legal as collectables while germinating them is not, and in others both are permitted under local rules or both is. Checking the rules where you live is the buyer’s job, and nothing of this article is legal advice.