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Card 216 of 9932026-09-20 issue

Observed arrival · 2026-09-20

Deno’s Garden Turns Seed Instructions Into Dates

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Editorial interest 84/100 Selection signal · not a rating of the site

A searchable database of reviewed germination protocols that tells gardeners when and how to start seeds.

Landing page captured for the 2026-09-20 issue.
For
Gardeners starting native and unusual plants from seed
Worth noticing
Protocols are reverse-calculated from the gardener’s last frost date and preserve conflicting source instructions.

Field notes

The database addresses a specific translation problem: horticultural instructions such as “70L(90% in 10–14 d)” provide technical shorthand but no calendar date. Deno’s Garden converts those instructions into sequences and works backward from a local last-frost date, including species that need many months or two seasons. The homepage says every published record has been checked by a person and keeps the source wording available for inspection.

Observed signals

Read the marks

Editorial observations of this landing page, not a rating.

○OpenPublic substance visible
✦PrettyNotable craft visible
●ProPolished or operationally mature
◎NicheUnusually specific use

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denosgarden.com

Landing page observed 2026-09-20. The live site may have changed.