When to plant potato in Houston

In Houston, typical last spring frost is January 23 and typical first fall frost is December 29. Typical last spring frost: January 23. Potato in Houston is doable with planning outdoors. 109 suitable days are enough for fast varieties (70 days) but not slow ones (125 days).

Potato

How to grow Potato Houston climate Weekly temperatures and windows

Where are you growing?

Tight fit

Tight fit in greenhouse

Tight fit in a cold frame

Potato in Houston is doable with planning outdoors. 109 suitable days are enough for fast varieties (70 days) but not slow ones (125 days).

When to plantFebruary 4 – April 27

Harvest: April 15 – September 29
Season vs crop: 109 grow days vs 70–125 needed
Typical frost (last spring – first fall): January 23 – December 29

Potato in Houston is doable with planning outdoors. 109 suitable days are enough for fast varieties (70 days) but not slow ones (125 days).

Planting conditions

Direct sow
Harvest

Local activity windows for this place and growing method. Dashed lines are typical last and first frost.

Suitable growing days in a row109

Days to harvest70–125 days from planting

Feb 4 – Apr 27

Direct sow

Apr 15 – Sep 29

Harvest

Activity	Window	Notes
Direct sow	Feb 4 – Apr 27	Plant outdoors in this window.
Harvest	Apr 15 – Sep 29	Expected harvest from typical days to harvest.

Direct sow
Harvest

Based on average frost dates (35 seasons (1991–2025)). Adjust a week or two for your conditions.

Planting and growing across the year

Planting is the sow / plant-out window. Growing is daytime air versus this plant’s ideal (15 – 24 °C59 – 75 °F15 – 24 °C (59 – 75 °F)) and tolerable (7 – 30 °C45 – 86 °F7 – 30 °C (45 – 86 °F)) ranges.

Ideal / plantable
Tolerable
Too cold
Too hot
Outside window

Planting uses sow / plant-out rules; growing shows daytime air against this plant’s ideal and tolerable ranges.

Key dates

Typical last spring frostJanuary 23

Low-risk last spring frostMarch 4

Typical first fall frostDecember 29

Low-risk first fall frostDecember 4

Frost-free days339

Outdoor sow dateFebruary 4

Direct sow windowFebruary 4 – April 27

Suitable growing windowFebruary 4 – May 23 (109 days)

Expected harvestApril 15 – September 29

How these dates are judged

Ideal conditions: Daytime air from 15 – 24 °C59 – 75 °F15 – 24 °C (59 – 75 °F).
Suitable conditions: Daytime air from 7 – 30 °C45 – 86 °F7 – 30 °C (45 – 86 °F).
Last frost and first frost: Typical spring and fall frost dates for Houston, shown in the key dates.
Days to harvest: 70–125 days from planting, from typical days to harvest.
Sowing window: Dated sow and harvest bars use frost dates, soil minima, night limits, and last-sow count-back from typical crop timing. Air ratings on the weekly chart colour only weeks inside that same window — see weekly temperatures and windows.

Other plants for Houston

Calculated by Plan & Plant. Method. Data 35 seasons (1991–2025).

Frost and suitability dates are typical figures from climate statistics.

Based on 35 years (1991–2025) of ERA5-Land data from Open-Meteo, for an area of about 10 km. Typical dates, not a guarantee.

Dates for Houston use ERA5-Land cell 29.76, -95.37. How we calculated this · Algorithm 2026-10-season-10.

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