Growing Amaranth in Oklahoma City
🇺🇸 Zone 5 Planting Guide · Humid subtropical climate
Quick Answer: Growing Amaranth in Oklahoma City
Yes, you can grow Amaranth in Oklahoma City, US! Plant during Apr, May, Jun, Jul for best results. Oklahoma City is in USDA Zone 5 with a Humid subtropical climate, offering 215 frost-free days per year. The difficulty level is medium, and Amaranth takes 90-120 days to harvest. Amaranth needs full sun and moderate watering.
Climate Match Analysis
Oklahoma City's climate requires careful timing. Winter lows (-4°C) drop below Amaranth's minimum (10°C), so avoid cold months. Follow the recommended planting months for success.
Oklahoma City Climate Data
Amaranth Planting Calendar for Oklahoma City
Green months show the best time to plant Amaranth in Oklahoma City
Amaranth Growing Requirements
Sunlight
Full Sun
6+ hours direct sunlight
Water
Moderate
Keep soil consistently moist
Days to Harvest
90-120
From planting to first harvest
Difficulty
Some experience helpful
💡 Growing Tips for Amaranth
Direct sow after last frost. Drought-tolerant once established. Wait until soil warms to at least 20°C before transplanting outdoors — cold soil stunts growth and can invite root rot. Water steadily but avoid soggy soil. A 5-cm layer of organic mulch helps balance moisture and suppress weeds.
Frost tolerance: Amaranth is NOT frost tolerant — wait until after the last frost in Oklahoma City.
How to Grow Amaranth in Oklahoma City
Oklahoma City, US is in USDA Hardiness Zone 5 with a Humid subtropical climate (Köppen Cfa). With winter lows of -4°C and summer highs of 34°C, the growing season spans approximately 215 frost-free days. Amaranth grows well with some gardening knowledge in this climate.
Amaranth thrives in temperatures between 20°C and 30°C, requiring full sun and moderate watering. In Oklahoma City, the best months to plant Amaranth are April, May, June, July. Amaranth is not frost tolerant, so it's important to wait until after the last spring frost before transplanting outdoors. Expect to harvest in approximately 90-120 days after planting.
With 930mm of annual rainfall, Oklahoma City provides moderate natural moisture. This should be adequate for Amaranth's water needs.
Other Plants That Grow in Oklahoma City
More plants you can grow alongside Amaranth in Oklahoma City
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Frequently Asked Questions
Can I grow amaranth in Oklahoma City?
Yes! Amaranth can be successfully grown in Oklahoma City, US. Oklahoma City is in USDA Hardiness Zone 5 with a Humid subtropical climate. The difficulty level for growing Amaranth here is rated "medium". The best months to plant are April, May, June, July.
When should I plant amaranth in Oklahoma City?
In Oklahoma City, the recommended planting months for Amaranth are April, May, June, July. Oklahoma City has 215 frost-free days per year, with winter lows of -4°C and summer highs of 34°C. Since Amaranth is not frost tolerant, make sure to plant after the last frost date.
How long does amaranth take to grow in Oklahoma City?
Amaranth typically takes 90-120 days from planting to harvest. In Oklahoma City's Humid subtropical climate with 215 frost-free days, you have plenty of time to grow Amaranth to maturity. Direct sow after last frost. Drought-tolerant once established. Wait until soil warms to at least 20°C before transplanting outdoors — cold soil stunts growth and can invite root rot. Water steadily but avoid soggy soil. A 5-cm layer of organic mulch helps balance moisture and suppress weeds.
Can I grow amaranth indoors in Oklahoma City?
Amaranth can potentially be grown indoors in Oklahoma City 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 Apr, May, Jun, Jul outdoor planting window. Use containers with good drainage and moderate watering.
What month do I plant amaranth in Oklahoma City?
Plant Amaranth in Oklahoma City during April, May, June, July. These are the optimal months based on Oklahoma City's USDA Zone 5 climate, 215 frost-free days, and temperature range of -4°C to 34°C.
Is amaranth hard to grow in Oklahoma City?
Amaranth is rated "medium" to grow in Oklahoma City. Some gardening experience is helpful. Pay attention to watering schedules and planting timing. The climate match for Amaranth in Oklahoma City is Moderate.
What grows well with amaranth in Oklahoma City?
In Oklahoma City, you can grow many companion plants alongside Amaranth. Good options from the same planting window include Tomato, Basil, Lettuce, Carrot and 2 more. These plants share similar planting months and thrive in Oklahoma City's Zone 5 climate.
Does amaranth need full sun in Oklahoma City?
Amaranth requires full sun. In Oklahoma City, provide at least 6 hours of direct sunlight daily. Most garden locations with southern exposure will work well.