Use this planting calendar to find the best times of the year to grow fruits, vegetables, herbs, flowers, and other popular plants in Twin lakes, CO, based on the USDA Hardiness Zone 4a.
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Twin lakes, CO Frost Dates & Growing Season
Last Spring Frost Date for Twin lakes, CO
The average last frost date in spring for Twin lakes is June 25th. For gardeners planting sensitive crops like tomatoes, peppers, and basil, it is generally recommended to wait until July 9th before moving plants outdoors. Waiting these extra few weeks significantly reduces the risk of a late freeze damaging young transplants.
First Fall Frost Date for Twin lakes, CO
The average first frost date in fall for Twin lakes is August 20th. This date marks the approximate end of the growing season for tender plants. Gardeners should plan to harvest frost-sensitive vegetables or provide heavy protection (such as row covers) before this date to avoid crop loss.
Growing Season Length in Twin lakes, CO
Based on historical frost data, the estimated growing season length in Twin lakes is approximately 56 days. This duration determines which vegetable varieties have enough time to reach maturity before the winter cold sets in. Short-season varieties are recommended for crops that require a longer warm period.
Please note: These dates are climatological averages. Actual weather conditions vary by year. Always check the local 10-day forecast before planting.
Twin lakes, CO Planting Calendar
This weekly planting calendar displays the ideal windows for starting seeds, transplanting, and harvesting your plants.
Twin lakes, CO Monthly Planting Recommendations
May
In May, recommended activities include direct sowing Bok Choy (from May 28th to June 11th), direct sowing Arugula (from May 28th to June 11th), and direct sowing Mustard (from May 28th to June 11th).
June
In June, recommended activities include direct sowing Cilantro (from June 11th to July 9th), direct sowing Swiss Chard (from June 11th to June 25th), and direct sowing Dill (from June 11th to June 25th).
July
In July, recommended activities include direct sowing Zucchini (from July 2nd to July 16th).