Growing Stevia in Denver
🇺🇸 Zone 3 Planting Guide · Cold semi-arid climate
Quick Answer: Growing Stevia in Denver
Yes, you can grow Stevia in Denver, US! Plant during May, Jun, Jul, Aug for best results. Denver is in USDA Zone 3 with a Cold semi-arid climate, offering 157 frost-free days per year. The difficulty level is medium, and Stevia takes 60-90 days to harvest. Stevia needs full sun and regular watering.
Climate Match Analysis
Denver's climate requires careful timing. Winter lows (-8°C) drop below Stevia's minimum (10°C), so avoid cold months. Follow the recommended planting months for success.
Denver Climate Data
Stevia Planting Calendar for Denver
Green months show the best time to plant Stevia in Denver
Stevia Growing Requirements
Sunlight
Full Sun
6+ hours direct sunlight
Water
Regular
Consistent moisture, 1-2 inches/week
Days to Harvest
60-90
From planting to first harvest
Difficulty
Some experience helpful
💡 Growing Tips for Stevia
Harvest leaves before flowering for best sweetness. Wait until soil warms to at least 18°C before transplanting outdoors — cold soil stunts growth and invites root rot. Wait until soil warms to at least 18°C before transplanting outdoors — cold soil stunts growth and can invite root rot. Aim for about 2.5 cm of water per week, adjusting for rainfall. Organic mulch around the base helps maintain even moisture.
Frost tolerance: Stevia is NOT frost tolerant — wait until after the last frost in Denver.
How to Grow Stevia in Denver
Denver, US is in USDA Hardiness Zone 3 with a Cold semi-arid climate (Köppen BSk). With winter lows of -8°C and summer highs of 32°C, the growing season spans approximately 157 frost-free days. Stevia grows well with some gardening knowledge in this climate.
Stevia thrives in temperatures between 18°C and 28°C, requiring full sun and regular watering. In Denver, the best months to plant Stevia are May, June, July, August. Stevia is not frost tolerant, so it's important to wait until after the last spring frost before transplanting outdoors. Expect to harvest in approximately 60-90 days after planting.
Denver receives only 401mm of annual rainfall, so consistent irrigation will be essential for growing Stevia successfully.
Other Plants That Grow in Denver
More plants you can grow alongside Stevia in Denver
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Frequently Asked Questions
Can I grow stevia in Denver?
Yes! Stevia can be successfully grown in Denver, US. Denver is in USDA Hardiness Zone 3 with a Cold semi-arid climate. The difficulty level for growing Stevia here is rated "medium". The best months to plant are May, June, July, August.
When should I plant stevia in Denver?
In Denver, the recommended planting months for Stevia are May, June, July, August. Denver has 157 frost-free days per year, with winter lows of -8°C and summer highs of 32°C. Since Stevia is not frost tolerant, make sure to plant after the last frost date.
How long does stevia take to grow in Denver?
Stevia typically takes 60-90 days from planting to harvest. In Denver's Cold semi-arid climate with 157 frost-free days, you have enough time with good planning to grow Stevia to maturity. Harvest leaves before flowering for best sweetness. Wait until soil warms to at least 18°C before transplanting outdoors — cold soil stunts growth and invites root rot. Wait until soil warms to at least 18°C before transplanting outdoors — cold soil stunts growth and can invite root rot. Aim for about 2.5 cm of water per week, adjusting for rainfall. Organic mulch around the base helps maintain even moisture.
Can I grow stevia indoors in Denver?
Stevia can potentially be grown indoors in Denver with proper conditions. It requires full sun (6+ hours of direct light — a south-facing window or grow lights recommended). Indoor growing extends your season beyond the May, Jun, Jul, Aug outdoor planting window. Use containers with good drainage and regular watering.
What month do I plant stevia in Denver?
Plant Stevia in Denver during May, June, July, August. These are the optimal months based on Denver's USDA Zone 3 climate, 157 frost-free days, and temperature range of -8°C to 32°C.
Is stevia hard to grow in Denver?
Stevia is rated "medium" to grow in Denver. Some gardening experience is helpful. Pay attention to watering schedules and planting timing. The climate match for Stevia in Denver is Moderate.
What grows well with stevia in Denver?
In Denver, you can grow many companion plants alongside Stevia. Good options from the same planting window include Tomato, Basil, Lettuce, Carrot and 2 more. These plants share similar planting months and thrive in Denver's Zone 3 climate.
Does stevia need full sun in Denver?
Stevia requires full sun. In Denver, provide at least 6 hours of direct sunlight daily. Most garden locations with southern exposure will work well.