If you’re growing cannabis clones in Toronto, spring is where your success is decided.
Not in August.
Not at harvest.
Right now.
Southern Ontario has one of the shortest reliable outdoor growing windows in Canada, and every year growers lose plants simply because they plant too late or choose strains that don’t finish before cold weather hits.
In Toronto, the average last spring frost date is around May 10–15, and the first fall frost often arrives by mid-October. That gives outdoor growers roughly 150–160 frost-free days to work with — and that’s assuming the weather cooperates.
That’s why more Toronto growers are choosing cannabis clones instead of seeds and ordering them early in spring.
Let’s walk through exactly how to buy cannabis clones in Toronto this spring, when to order them, how delivery works, and how to avoid the most common outdoor mistakes. But before moving ahead, check out our Outdoor Spring Bundle Pack 1 and Outdoor Spring Bundle Pack 2 or the best yield!
Let me be straight with you:
Seeds waste time.
When you grow from seed, you lose:
In a climate like Toronto’s, that can cost you 2–3 critical weeks — which is the difference between harvesting in September and scrambling before frost in October.
Cannabis clones:
That predictability is everything when fall temperatures can drop below 5°C overnight.
This is where most people get it wrong.
👉 Late March through early May
That’s when:
👉 Mid-May to early June
Even though daytime temperatures can feel warm earlier, Toronto nights often dip below 10°C well into May, which can shock young clones.
Smart growers order early, then:
Read more about purchasing your cannabis clones for spring here!
Most cannabis clones sold in Toronto are shipped from within Canada — and that matters.
Shorter shipping distances mean:
A properly shipped clone should arrive:
Once your clones arrive:
That first day is about recovery, not growth.
Here’s the hard truth most sellers won’t tell you:
Not all cannabis strains are suitable for outdoor growing in Toronto.
Strains that take 10–11 weeks to flower are a gamble here. By the time they’re finishing:
That’s why experienced Toronto growers look for:
Fast-flowering strains aren’t just convenient — they’re safer.
Moving clones outdoors too early.
Toronto spring weather is unpredictable:
Clones need to be hardened off gradually:
Skipping this step often leads to:
Read more about common mistakes growers make here!
Let’s be honest — most people don’t want to research 20 different strains.
They just want plants that:
Spring-focused clone bundles solve that problem.
A good spring bundle:
Our spring bundle pack is a great choice for starting off your seasonal yield. Instead of gambling on one strain, you’re stacking the odds in your favour.
No. Cold nights can shock young plants.
Yes — they save time and reduce risk.
Most households are limited to four plants. Plan accordingly.
If you’re growing outdoors in Toronto, success isn’t about luck — it’s about timing and strain selection.
Growers who:
almost always have smoother seasons and better harvests.
If you’re serious about growing this spring, now is the time to get your clones lined up — not when everyone else is scrambling in May.
Explore spring-ready cannabis clones and fast-flowering bundle options with shipping across Toronto and the GTA — and give yourself the best chance at a stress-free harvest.
After 30 years of mastering the craft of producing the best cannabis clones in Canada, we launched Mr. Clones to give home growers and professional cultivators convenient access to premier strain-verified cannabis clones. All information on this website is for general informational purposes only and is not intended or implied to be a substitute for professional medical advice, diagnosis or treatment.
