Tender species must not be scheduled before the site's last frost date.
Well established · fatal if ignored → block
How it works
Ice nucleation in leaf tissue.
What to do about it
Sow or set out after the last frost date, or start indoors and transplant once it has passed.
The evidence
Evidence: settled without a trial - climatology.
Plants this fires on
- Amaranth
- Artichoke
- Basil
- Borage
- Buckwheat
- Butternut
- Common Bean
- Corn
- Cosmos
- Cowpea
- Cucumber
- Edamame
- Eggplant
- French Marigold
- Lima Bean
- Marjoram
- Melon
- Nasturtium
- Okra
- Pepper
- Rocky Mountain Bee Plant
- Runner Bean
- Sorghum
- Summer Savory
- Summer Squash
- Sunflower
- Sweet Potato
- Tomatillo
- Tomato
- Watermelon
- Winter Squash
- Zinnia
Change history
Every change to this rule is one commit. This is what the project's version history records — the date and the reason — not a summary of it.
- corpus: another rule here says what to do about frost (remedy, no other field touched)
Cite this page
Milpa Gardens. "Tender species must not be scheduled before the site's last frost date." Evidence grade: Well established. https://milpa.garden/rules/tender-species-not-be-scheduled-before-site/
A garden-planning corpus: every claim states its evidence grade and links its sources on the page. Cite it with the grade, and add the date you read it.