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red russian kale grown by Johann7
Johann7

red russian kale Red Russian Kale planting

grown by Johann7 in Seedling Trays · Shorewood, WI

All of Johann7's plantings

Done
  1. Sown 2026-02-19
  2. First harvest 2026-06-25 expected
  3. Finished 2026-08-16 expected

No harvest months for this crop at this latitude yet.

Planted

9 months ago 2026-02-19

Progress

Done Finished

Degree days

2,410 of about 690 needed

Quantity

3 seeds

Grown in

full sun

Rating

3 of 5

Grown from

Seed

Weather in Shorewood, WI New

Daily high and low
Too hot and too cold for red russian kale so farFrom Feb 19 to Aug 16, 42 of 179 days had a high inside the best range of 15–22°C. The low reached the killing temperature of 0°C on 36 days. The highs were below the best range on 53 days and above the best range on 84 days. The weather was too hot on 19 days (highs above 30°C) and too cold on 69 days (lows below 7°C).
2 °C frost lineDies at 0 °CGrows at 7–30°Grows best 15–22°
Daily rainfall
Rain
787 mm
Hottest day
38.6°C
Coldest night
-14.3°C
Soil temperature
16.1°C
Days in its best range
82 of 265
Days
265

Weather data by Open-Meteo.com (CC BY 4.0). Contains modified Copernicus Climate Change Service information. The weather is modelled for the area around the garden, not measured in it, and runs a few days behind. The totals, charts and expected weather are our adaptation of that data.

Notes

Started 3 scarlet curly kale seedling pots; 2x seeds per paper pot, thin to one; old from Territorial; 60F, grow lights supplementing sunlight for 16hrs light

Photos

20260225_142348
20260225_142348
by Johann7

Observations

Nothing noticed yet. Note when it flowers, fruits, wilts or falls ill.

  1. Day 0
    Planted

Frost may have reached this red russian kale planting

49 nights while frost was possible were at or below 2 °C. The coldest was -14.3 °C.

This red russian kale planting against the frost season

  • Usual frost danger
  • Possible: as early or late as it has come
  • Planting, finished
Coldest night
-14.3 °C
16.3 °C below the 2 °C frost danger line
Frost danger it grew through
84 days
from planting to the latest it has come, 13 May
Usual last frost
2 May
planted 72 days before it

Experimental: this feature is new and might be flaky. These dates are estimates from 25 km weather-model data, not readings from a station at your garden, so a cold spot can be colder. They may be wrong, so check your national weather service and ask local growers before relying on them.

Weather data by Open-Meteo.com (CC BY 4.0)

Harvests

No harvests recorded yet.

Seeds saved

No seeds saved yet.

Jobs

This was the last planting recently in this bed. Would you like to cultivate the soil soon? Cultivate soil

Nothing is planned here.

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Crop

Photo of red russian kale

Red Russian Kale

a variety of Kale

  • 2 plantings
  • 2 harvests
  • An annual
  • First harvest about 34 days after planting
  • Usually grown in sun