Just Grow Something | Evidence-Based Home Gardening

Get my free guide to choosing which protected gardening structure you should choose - https://justgrowsomethingpodcast.com/greenhouse
Protected growing structures like greenhouses can be game-changers - earlier harvests, fewer rain-splashed diseases, better crop quality, and more reliable timing. But they also create a new microclimate with new rules: overheating, humidity spikes, irrigation demands, shifting pest pressure, and sometimes pollination problems.
Today on Just Grow Something, we break down what problems protected culture solves, what it tends to make harder, and how to predict those tradeoffs before you invest. You’ll learn the core principals of tunnels and greenhouses, like temperature, humidity, airflow, and water, plus what changes when you grow in containers, raised beds, or in-ground under cover.
Let’s dig in!
Resources:
High Tunnels and Other Season Extension Techniques - SARE: https://www.sare.org/resources/high-tunnels-and-other-season-extension-techniques/
NRCS (USDA) — Controlling the High Tunnel Environment: https://www.nrcs.usda.gov/sites/default/files/2022-10/Controlling-High-Tunnel-Environment.pdf

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Download my Protected Growing Quick Guide to help you make the decision on what type of structure would work best in your garden: https://justgrowsomethingpodcast.com/greenhouse
Thinking about a greenhouse but not sure if you really need one? There are some beautiful and expensive options out there, but greenhouses aren’t the only option for extending the season your garden.
Today on Just Grow Something, we map out the full spectrum of protected growing structures for home gardeners: from cold frames and covered shelving to low tunnels, caterpillar tunnels, hoop houses/high tunnels, and home greenhouses. You’ll learn what each option is best for, how to match a structure to your goals, space, budget, and maintenance tolerance, and which “hidden factors” make or break success, like site selection, orientation, wind exposure, and snow load. By the end, you’ll have a clear decision framework so you can choose a protected structure that fits your garden and your life, not just your Pinterest board.
Resources:
Cornell High Tunnels: Structures - https://blogs.cornell.edu/hightunnels/structures/
Penn State Extension: Season Extenders - https://extension.psu.edu/season-extenders-and-growing-fall-vegetables
Oklahoma State University Extension: The Hobby Greenhouse: https://extension.okstate.edu/fact-sheets/the-hobby-greenhouse-2.html

Just Grow Something: https://justgrowsomething.com
Gardening Courses: https://justgrowsomething.com/courses
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Hardening off is the difference between sturdy transplants that take off fast and seedlings that stall, scorch, or collapse after planting.
Today on Just Grow Something, you’ll learn what to do indoors before hardening off, a simple step-by-step hardening-off schedule (including temperature guidelines, shade vs. sun, wind protection, and watering adjustments), and what to watch for when you transplant.
We’ll also cover the “mystery variable” of purchased seedlings and how to treat garden-center starts if you’re not sure they’ve been acclimated.
Then, in the second half, we’ll talk about how the process changes when you’re using a greenhouse, cold frame, or high tunnel and why protected structures can help without eliminating the need to transition plants carefully.
Let’s dig in!
Resources:
University of Maryland Extension — Hardening Off Vegetable Seedlings for the Home Garden: https://extension.umd.edu/resource/hardening-vegetable-seedlings-home-garden/
NC State Extension Gardener Handbook — Season Extenders and Greenhouses: https://content.ces.ncsu.edu/extension-gardener-handbook/appendix-e-season-extenders-and-greenhouses
Iowa State University Extension — All about Cold Frames: https://www.extension.iastate.edu/news/yard-and-garden-all-about-cold-frames

Just Grow Something: https://justgrowsomething.com
Gardening Courses: https://justgrowsomething.com/courses
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Just Grow Something Gardening Friends Facebook Group: https://www.facebook.com/share/g/18YgHveF5P/
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Timing your seed starting shouldn't be hard. There are plenty of calendars to follow, right? Until following a calendar means you start too early, run out of space, and end up babysitting leggy, root-bound seedlings for weeks. Or you start too late and miss the planting window you planned for.
So, today on Just Grow Something, we're connecting the dots between frost dates, planting calendars, and harvest windows to build a seed-starting schedule that fits your garden and your climate.
You’ll learn which crops are best started indoors vs direct sown, which plant families need a long “grow-on” period, how to avoid common timing traps, and a step-by-step way to pick seed-starting dates based on your planned transplant date or your desired harvest window.
Let's dig in!
If you need some additional help with starting your seeds indoors, it’s not too late in the season to take my Seed to Sprout course. In about 90 minutes you’ll know everything you need to know about getting your seeds started in the proper containers, with the right balance of lighting, water, and air flow, and how to get them transitioned to the garden with very little shock or damage. https://www.justgrowsomething.com/indoor-seed-starting

University of Missouri Extension — Starting Plants Indoors From Seeds: https://extension.missouri.edu/publications/g6570
Illinois Extension (Good Growing) — When should I start my seeds?: https://extension.illinois.edu/blogs/good-growing/2023-02-10-when-should-i-start-my-seeds

Just Grow Something: https://justgrowsomething.com
Gardening Courses: https://justgrowsomething.com/courses
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Bonus content for supporters of the Podcast: https://buymeacoffee.com/justgrowsomething
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If you want an easier garden season, February is the time to set the foundation. Two steps do most of the heavy lifting: getting a soil test and prepping beds without damaging soil structure. Done well, these tasks reduce fertilizer guesswork and improve root growth.
You can do a lot right now that sets you up for success without rushing into two classic mistakes:
1. throwing amendments at the garden without knowing what the soil actually needs, and
2. working soil while it’s still too wet, which can damage structure for the long haul.
So, today on Just Grow Something, I’m walking you through what a soil test can (and can’t) tell you, exactly how to collect a sample that’s representative of your whole garden, the key parts of a soil report that matter most for vegetables, and bed prep steps you can do now that improve soil instead of compacting it.
Let’s dig in!
Resources:
My Seed to Sprout course is waiting for you here: https://justgrowsomething.com/indoor-seed-starting
My free Seed Starting eBook is here: https://justgrowsomethingpodcast.com/seedbook
Soil amendment episodes and articles: https://justgrowsomethingpodcast.com/search/amendments
How to calculate how much fertilizer to add to the garden: https://justgrowsomethingpodcast.com/blog/how-much-fertilizer-to-add-to-your-garden

References:
How temperature affects the rate of nitrification: https://livetoplant.com/how-temperature-influences-the-rate-of-nitrification/
Guide to Collecting Soil Samples - Oregon State University: https://extension.oregonstate.edu/catalog/ec-628-guide-collecting-soil-samples-farms-gardens
Soil Compaction from Wet Soils - Purdue University Extension: https://www.purdue.edu/hla/sites/yardandgarden/resist-the-urge-to-work-wet-soil/
Add Organic Matter to Improve Most Garden Soils - Oregon State University: https://extension.oregonstate.edu/news/add-organic-matter-improve-most-garden-soils

Just Grow Something: https://justgrowsomething.com
Just Grow Something Merch and Downloads: https://justgrowsomething.com/shop
Just Grow Something Gardening Friends Facebook Group: https://www.facebook.com/share/g/18YgHveF5P/
Check out how you can become a patron on Patreon: https://www.patreon.com/JustGrowSomething
Bonus content for supporters of the Podcast: https://buymeacoffee.com/justgrowsomething
Amazon storefront: https://www.amazon.com/shop/justgrowsomething