When to plant Arugula in Clark County, Idaho, United States

Arugula can be planted after July 07, when air temperature is consistently in a range between 20°F and 75°F and soil temperature is above 45°F.

Growing Arugula in Clark County

Clark County has on average 33 continious days, suitable for growing Arugula. Arugula needs on average between 21 and 40 days to mature and produce harvest.

Growing season for Arugula in Clark County is quite short, with only 33 continious days suitable for growing, so it is really important to time your planting activities, and choose varieties with shorter time to harvest requirements.

Arugula seeds can be planted between July 07 and July 18. Planting before July 07 without any additional protection is not advised because cold streaks can damage or kill off young plant. When planting after July 18, Arugula will not have enough time to mature and produce harvest.

Growing season extention

In order to maximize chances for a good harvest of Arugula in Clark 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 21 days on average for Arugula to sprout, and grow big enough to be ready for transplanting.

Clark County has 2 distinct seasons for growing Arugula

• In order to get plants ready for July 07 seeds should be started indoors bwetween June 16 and June 29

  Seeds started after June 29 are not likely to mature and produce harvest.

  This Arugula growing season in Clark County is quite short, with only 33 days suitable for growth so it is really important to time your planting activities, and choose varieties with shorter time to harvest requirements.

• In order to get plants ready for August 11 seeds should be started indoors bwetween July 21 and August 01

  Seeds started after August 01 are not likely to mature and produce harvest.

  This Arugula growing season in Clark County is quite short, with only 12 days suitable for growth so it is really important to time your planting activities, and choose varieties with shorter time to harvest requirements.

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 75°F, which is in top of tolerable range for Arugula, consider using additional shading to prevent heat shock.

Table with days suitable to grow vegetables in Clark County, Idaho