Browse through most seed shops today and the regular section is a shelf at the back: shorter every year, priced lower than the feminized packs next to it, and bought by a dwindling group of people who know exactly what they are after. It is tempting to read that as the end of a technology. It is nearer to the truth to read it as a library losing shelves while the bookshop next door grows. Every feminized line began as a regular one, each new cross requires a male at some point in its history, and the diversity of cannabis genetics that survives at all exists because somebody kept regular seed. Specialists such as https://breederregularseeds.com carry lines that trace to the 1980s, offered in packs of 10 seeds since a pack is meant 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 buyer loses by not seeing one, and how to work with a population instead of a copy.
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. To a breeder it is half the genome of every seed which follows, and half is chosen with the same care as the mother.
A male contributes growth habit, hybrid vigour, maturation speed, resistance to mould and pests, trichome density and the aromatic profile just as the female does; it just expresses some of those qualities less because it never grows a finished flower. Breeders who breed with regular seed spend at least as much time selecting males as females, and this is the work that a feminized cross borrows and cannot replicate. Reversing a female gives pollen; it does not give a different set of selected genes.
The Narrowing
Much of the feminized market is built from S1 seeds: a single famous clone, treated and pollinated with itself. Each round of that selfing halves the remaining genetic variation, and after two rounds what remains is essentially one plant repeated across slightly different forms.
This is fine for a consumer who needs that single plant. It is a problem for everyone who comes after. Recessive faults surface: intersex tendencies, brittle stems, susceptibility to one particular mould. Qualities that existed in the original line but absent in the selected clone disappear from the gene pool entirely. A generation of this produces a market crowded with variations of the same few clones, and a anyone wanting to create something new finds there is nothing remaining to cross. Regular seed from a true outcrossed line is the store that replenishes the pool, and that reservoir can only exists as long as people keep growing it.
How to Judge a Male
Guides on choosing females are everywhere; advice on choosing males is rare, because most growers do not keep one long enough to look. For anyone producing seed, these are the signs breeders look for.
- Stability. A male that at the same time forms female flowers under ordinary stress is discarded outright; that tendency is the one thing anyone wants carrying forward.
- Timing. A male that declares sex first and flowers at the same pace as the females is far more useful than a very early one that releases pollen before any female is receptive.
- Resin on the stem. Scratch a stem or a pollen sac and smell it. A male with resin on its flower parts and a clear scent indicates it holds the terpene genes worth passing on.
- Restraint. Plants that release enormous quantities of pollen all at once are frequently the less desirable in other respects; many breeders prefer steady producers.
What 10 Seeds Actually Give You
The error new regular-seed growers make is treating a pack as 10 chances at the one plant. It is nothing of the kind. A pack from a genuine outcrossed line is a sample of a population, and the value of growing it is to observe the spread and choose from it.
About 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, expect noticeable variation: stature, finishing time, aroma, density, resistance. That variation is not a failure in the seed; it is what the seed is selling. The grower who keeps the best female and the best male has something a feminized pack cannot offer: a pair of selected parents which are theirs.
From One Pack to the Next
Holding chosen parents means making the next generation, and here the choices multiply. Three methods account for most of what small-scale breeders attempt.
- Backcross. Take a chosen seedling again to one of its original parents to lock in a particular quality. It tightens the genetics quickly and is used when one parent shows something worth keeping and the second brought mostly vigour.
- Selected cross. One chosen male to one or a few chosen females, everything else culled. The offspring carry the traits of two selected plants and express narrower spread than the original pack. Repeated over several rounds with stable choices, this is how a stable line is built.
- Open pollination. Let each male pollinate every female. It preserves the whole range of the line, makes a large volume of seed, and does no choosing at all. This is how traditional lines are maintained going, and it is the correct method when the aim is preservation rather than refinement.
Each of these require only a separate space for the male, a soft brush or a paper bag, and patience. Not one of them calls for the chemical reversal that feminized production requires.
Landraces and Heirloom Lines
A number of lines were never been feminized and likely never will be: landraces gathered from places where cannabis was grown for centuries, and old hybrids from the early decades of indoor breeding. They are available as regular seed since the people maintaining them regard the population as the entire point, and reversing a single clone would destroy precisely what makes the line worth keeping.
Growing a landrace from regular seed is a different experience from running a commercial hybrid. Expect wide variation, long flowering times in tropical lines, tall plants, and qualities that make sense in a field but not in a tent. Expect too aromas and chemistry that do not exist in the commercial market at all. Breeder Regular Seeds holds a separate landrace and heirloom section, and each line labelled with its region of collection and the generation it has been grown out since the original collection.
When the Library Is the Wrong Shop
None of the above makes regular seed into the right option for everyone, and pretending that it is would the product no favours.
A grower with space for a handful of plants who needs every one of them to finish is better served with feminized seed. The same is a grower who cannot afford to inspect the plants each day around the start of flower, because a late male in a confined space ruins everything inside days. Someone running a single autoflower on a balcony gets no use from a population they cannot choose from. And anyone who wants a specific famous cut reproduced exactly is looking for a feminized S1, not a regular cross. Regular seed is for the grower who intends to choose, to keep and eventually to make something new; for anyone else the back shelf is best left where it is.
Before You Buy
Breeder Regular Seeds dispatches every order in plain parcels with the breeder’s packs sealed inside and nothing on the exterior to reveal the contents. Orders to the United States are not taken, as seed import is restricted there. Seed law varies sharply by country: in many places buying seeds is legal as collectables while germinating them is not, and in others both are allowed under licence or both is. Checking the position in your own jurisdiction is the buyer’s responsibility, and no part of this article is legal advice.