When to plant Kohlrabi in Alpine County, California, United States

Kohlrabi can be planted after July 10, when air temperature is consistently in a range between 45°F and 84°F and soil temperature is above 45°F.

Growing Kohlrabi in Alpine County

Alpine County has on average 62 continious days, suitable for growing Kohlrabi . Kohlrabi needs on average between 50 and 70 days to mature and produce harvest.

Growing season for Kohlrabi in Alpine County is quite short, with only 62 continious days suitable for growing, so it is really important to time your planting activities, and choose varieties with shorter time to harvest requirements.

Kohlrabi seeds can be planted between July 10 and July 21. Planting before July 10 without any additional protection is not advised because cold streaks can damage or kill off young plant. When planting after July 21, Kohlrabi will not have enough time to mature and produce harvest.

Growing season extention

In order to maximize chances for a good harvest of Kohlrabi in Alpine County, some extra steps can be taken to extend growing season.

Start seeds indoors

When starting seeds indoors, it is possible to guarantee best possible conditions for young seedlings. Consistent temperature range, adequate watering and ample light (natural, supplemented with artifitial grow lights) will ensure you have strong and healthy seedlings just in time for transplanting into soil.

It takes 42 days on average for Kohlrabi to sprout, and grow big enough to be ready for transplanting.

July 10 is on average first day in Alpine County that has required temperatures for young Kohlrabi seedlings to grow, without worrying about cold damage.

Seeds can be started indoors beween May 29 and July 01, this way they will be ready just in time for transplanting on July 10.

Seedlings started after July 01 might not have enough time to mature and produce harvest.

Use a cold frame

When using a cold frame in a beggining of growing season You can protect young plants from possible temperature drops, this way growing season can start up to 2 weeks earlier.

Use an additional shading

On days, when air temperatures are expected to raise above 84°F, which is in top of tolerable range for Kohlrabi , consider using additional shading to prevent heat shock.

Table with days suitable to grow vegetables in Alpine County, California