S3 E39 Tinfoil Turfgrass: Whole Lot of Potassium = Whole Lot of Waste

In this video, I respond to the Bermuda Grass Central video “The Best Summer Fertilizer for Lawns? Why Yard Mastery 7‑0‑20 is …”. I break down their main arguments, evaluate their fertilizer recommendations, and highlight both strong and weak points.

✅ What you’ll get:

Summary of Claims: A quick overview of the video’s main points—why the creator supports Yard Mastery’s 7‑0‑20 blend for summer turf.

Critical Analysis: Comparing their claims to current turf fertilization research—does a high-potassium, zero-nitrogen mix really benefit warm-season grasses in mid-summer? I'll cite recent studies and best management practices.

Pros and Cons: Where the video gets it right—e.g., advocating for balanced nutrition and turf health—and where it simplifies or overlooks key science, such as soil testing, nutrient ratios, and seasonal timing.

Practical Advice: My take on when and how to actually use 7‑0‑20—or not—and what lawn owners should do instead for optimal summer grass care.

🌱 Who it’s for:

Lawn care enthusiasts and DIY gardeners

Turf professionals looking to apply evidence-based fertilizer practices

Anyone curious about the deeper science behind popular lawn-care products

Drop a comment below: Do you use high-K fertilizers in summer? Why or why not?

👍 Don’t forget to like, subscribe, and hit the bell to catch more in-depth critiques and science-backed lawn tips!

Join Turfgrass Epistemology to get access to perks:

https://www.youtube.com/channel/UC-UZnHkJhAmARDZ4YoHnc_A/join

Voicemail:

859-444-4234

Apple Podcast

https://podcasts.apple.com/us/podcast/turfgrass-epistemology/id1717271379

Spotify Podcast

https://open.spotify.com/show/1cTpdrChToeEFAOX9wkXFI

iHeart Radio Podcast

https://www.iheart.com/podcast/1323-turfgrass-epistemology-129043524/

Podbean

https://turfgrassepistemology.podbean.com/

Online consulting

Calendly.com/TravisShaddox

Twitter

Twitter.com/TravisShaddox

Email

[email protected]

Turfgrass Programs and Extension Service Information:

https://www.usna.usda.gov/assets/images/as_pdf_image/LandGrantColleges.pdf