When to Buy: A Nigerian Trader’s Stocking Calendar
Running out on 20 December and still holding Christmas stock in February are the same mistake. Here is how the Nigerian trading year actually moves, and when to buy for each season.

Every market has two traders everybody remembers from last December.
The first one ran out on the 20th. The busiest week of their year, customers coming with money in hand, and empty shelves. They spent that week sending people to their competitor.
The second one had plenty. They still had plenty in February. Their capital sat in cartons in the back of the shop until nearly Christmas came round again, and by then some of it was faded, some of it was out of fashion, and all of it had cost them every other opportunity they could have used that money for.
Those look like opposite mistakes. They are the same mistake: buying on feeling instead of buying on a calendar.
The Two Ways a Season Costs You
Being out of stock at the peak is the loss you never see. There is no record of the customer who came for a carton of drinks on the 22nd and found none. Nothing left your shop, so nothing shows up in your books. You just made less money than you should have, and you will never know exactly how much.
Being overstocked after the peak is the loss you see every day and try not to think about. That money is not gone, but it is frozen. You cannot use it to buy what is selling now, you cannot use it to pay rent, and every month it sits there it is quietly worth less than it was.
Between those two, being slightly overstocked is usually the lesser evil for goods that keep. For anything that expires, goes out of fashion, or is tied to one particular season, it is often the worse one.
The way out of both is the same: buy early, buy against your own numbers, and know which season you are actually buying for.
How the Nigerian Trading Year Moves
Dates below are shape, not gospel. Two of the biggest seasons move every year, and I will say clearly which ones.
October to December: the season everything else pays for
For most traders this is the year. Christmas, end-of-year parties, weddings, salaries and bonuses landing, people travelling home with money to spend.
Buy from October. Not December. Two things happen when you wait: the wholesale price rises as demand builds, and the market itself becomes hard to move in. Anyone who has tried to buy at Balogun or Onitsha in the third week of December knows that the price is not the only cost. The traffic, the crowds, the loading, the time — all of it is worse, and all of it is money.
The traders who eat well in December did their buying while everyone else was still thinking about it.
Late December to February: the dry months
The money that came in December went out in December. January brings school fees, rent renewals, and salaries that have to stretch further than usual. Demand drops hard.
This is not a buying season. It is a selling-down and collecting season. Two jobs: turn leftover stock into cash even if the margin hurts, and chase the credit you extended in December before it ages into a debt nobody wants to discuss. A debt from December is much easier to collect in January than in April.
Ramadan and Eid al-Fitr: the date moves every year
The Islamic calendar is lunar, so Ramadan arrives roughly eleven days earlier each year against the Gregorian calendar. Do not carry last year's dates forward. Check the date, then count back.
Demand builds through Ramadan for food, provisions and drinks, then sharply for clothing, shoes, fabric and gifts in the run-up to Eid. If you sell any of those, and especially anywhere in the North, this is a major season and it needs the same six-week head start as Christmas.
Easter: also moves, March or April
Smaller than Christmas almost everywhere, but real for food, drinks, clothing and travel. Confirm the date each year and buy about a month ahead.
Eid al-Adha: moves, roughly two months after Eid al-Fitr
The second Sallah. Rams, food, clothing, and heavy travel. If your trade touches any of that, the same rule applies: find the date, count back, buy before everyone else does.
August to September: back to school
Uniforms, shoes, bags, books, stationery, provisions for boarding students. Predictable, dated, and often underestimated by traders who do not think of themselves as being in the school business.
Buy in July and early August. By the week schools resume, whatever you did not already have is expensive or gone.
The rains
Not a demand season, a risk season. Through the rainy months, transport is slower and less reliable, goods get damaged in transit, and anything that absorbs water or rusts needs to be stored more carefully than usual.
If your stock is vulnerable to it, factor that in: buy in smaller, more frequent lots rather than one big load, and take storage seriously. Losing a carton to a leaking roof costs the same as losing it to a thief.
Buy Early. That Is Not the Same as Buying More.
The most expensive misreading of everything above is "so I should stock heavily for Christmas."
Buying early gets you a better price, better selection and a calmer market. Buying more is a separate decision, and it is a bet. The two feel the same in the market when the seller is offering a better rate on a bigger quantity, which is exactly when traders talk themselves into it.
Keep them separate. Decide your quantity at home, against last year's numbers, before you travel. Then go and buy that quantity early. Our wholesale buyer's guide covers what happens to that discipline once you are standing in the market, because that is where it usually dies.
Buy Against Your Own Numbers, Not the Market's Mood
Here is the question that decides whether any of this works: what actually sold last season?
Not what felt busy. Not what your neighbour says moved. What left your shop, in what quantity, in the six weeks before Christmas.
If you can answer that, this year's decision is not really a decision. You look at last year, adjust for how your shop has grown, add a margin for the items that sold out early, and buy that. It is close to arithmetic.
If you cannot answer it, you are guessing, and you will guess the same way you guessed last year. That is how a trader ends up with the same three dead items in the back of the shop every February, and short of the same two fast movers every December.
This is the honest reason to keep records, and it has nothing to do with catching staff or looking organised. It is so that next year's biggest purchase of the year is made with evidence instead of memory.
The Money Trap Nobody Warns You About
Seasonal buying is where working capital goes to die.
The trap goes like this: you spend nearly everything you have on Christmas stock in October because the price is good. Then in November a supplier offers you a genuinely excellent deal on your normal fast-moving line, and you cannot take it. Your money is in cartons.
Three rules that keep this from happening.
Never put all of your working capital into one season. Whatever number you land on, hold something back. The opportunity you cannot predict is the one that usually pays best.
Cost the season honestly. Goods, transport, loading, your fare, and the days you were not in your shop. The profit margin calculator will tell you what the margin actually is once all of that is in, which is often less than the number in your head.
Have a plan for what does not sell. Decide before the season what you will do with the remainder: discount it in the first week of January while there is still some demand, sell it on to another trader at cost, or hold it for next year if it genuinely keeps. Any of those is fine. Having no plan is how stock becomes furniture.
What to Do This Week
It is September. Back-to-school buying is behind you, and the biggest season of the year is close enough to act on.
This week: Work out what your last three Decembers looked like, as precisely as your records allow. Which items sold out, which barely moved, what you were still holding in February.
Before October: Write your buying list with quantities on it, and a figure you will not go past. Both on paper, before you travel.
Early October: Buy. While the price is still reasonable and the market is still passable.
And starting now: Record what sells, every day, so that this time next year the list writes itself.
How MyTreda Helps With This
Everything above works with a good exercise book, if the book survives the year and you actually wrote in it every day. Most do not, and most of us did not.
MyTreda records every sale as it happens, so at the end of a season you can look back at a real period and see what actually moved rather than what you remember moving. When you are planning October's buying, last December is right there: the items, the quantities, the dates they sold out.
It also tracks what you paid for each item, not just what you sold it for, so the margin on a seasonal line is a number you can look up instead of estimate. And low stock alerts matter more in a peak week than at any other time of year, because that is the week running out costs you the most.
It works offline, which is the point when you are checking last year's figures while standing in a market with no network. Plans start at ₦2,500/month.
The Calendar Is Not a Secret
None of these seasons are surprises. Christmas is on the same day every year. Schools resume when they always resume. The Sallah dates are published well in advance.
The traders who do well out of them are not the ones who saw them coming. Everybody sees them coming. They are the ones who did something about it in October, with a list, using last year's real numbers.
That is the whole difference. Not luck, not capital, not connections. A calendar and a record.
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Tochukwu Nwosa
The founder of MyTreda Technologies Ltd. He grew up in an Igbo trading family, watched his brother lose money to an untracked apprentice in Onitsha Main Market, and built MyTreda so other Nigerian traders don't have to go through the same thing. He lives and works in Lagos.


