Key Growing Information
Grafted Tomato Plants | Key Growing Information
Written by our research team, this reference contains the essential information for growing grafted tomato plants. Read more for a successful harvest!
Key Growing Information
Greenhouse Tomatoes | Key Growing Information
Written by our research team, this reference contains the essential information for growing greenhouse tomatoes. Read more for a successful harvest!
Follow the recommendations in this Tech Sheet for best results with germination of 'Maxifort,’ an interspecific tomato cross — the product of traditional plant breeding crosses between a domesticated tomato parent and a wild tomato parent. To improve germination rate and uniformity, we recommend careful consideration of the measures we have outlined here.
We encourage you to try these resurrected open-pollinated, heirloom and heritage tomatoes and let us know what you discover. We appreciate hearing from you, so we developed this downloadable, printable Survey Form for Our Open-Pollinated Tomato Project, so growers of these 3 varieties can enter observations and send us your feedback — or simply retain for your own records.
Key Growing Information
Rootstock Tomatoes | Key Growing Information
Written by our research team, this reference contains the essential information for growing rootstock tomatoes. Read more for a successful harvest!
A slide deck recap of Johnny's Fundamentals of Tomato Grafting Webinar. Topics: • Why graft? • Rootstock selection • Demo: How to top-graft • Healing protocol • Grower experiences • ADDITIONAL RESOURCES
A slide deck recapping takeaways from Johnny's Tomatoes: 10 Unsung Heroes Webinar, with Tomato Product Manager Pete Zuck and Tomato Trial Technician Daniel Yoder.
A downloadable, printable PDF version of our article on the most common tomato pathological and physiological issues. While relatively easy to grow with regular maintenance, tomatoes are not without production challenges — especially from the realm of pests and diseases. Here is an overview of common disease, pests, and physiological problems encountered when growing tomatoes.
Comparison Chart
Determinate Tomato Varieties | Comparison Chart (PDF)
A full-color, downloadable, printable (PDF) version of our Determinate Tomato Varieties Comparison Chart, showing some of our most popular determinate varieties.
Comparison Chart
Greenhouse Tomato Varieties | Comparison Chart (PDF)
A full-color, downloadable and printable version of our Greenhouse Tomato Variety Comparison Chart.
This Tech Sheet provides instructions for pruning and string-trellising of greenhouse or hoophouse tomatoes, from Johnny's Selected Seeds.
Comparison Chart
Heirloom Tomato Varieties | Comparison Chart (PDF)
A full-color, downloadable, printable (PDF) version of our Heirloom Tomato Comparison Chart.