Here’s a guide for when to harvest lima beans for each region of the United States. While the bush varieties of lima beans take about 60-80 days until harvest, pole varieties may take 85-90 days to mature. Pole lima beans should be harvested often to encourage further production until the end of the harvest period.
Lima beans may not grow well in Alaska. In the warmest areas, you may see some mature pods in August.
Lima beans are typically harvested from mid July until the end of August in the Central/Midwest. However, harvest may extend until October for parts of this region.
In the Gulf Coast, lima beans may be harvested from June-November.
Harvest lima beans year round in Hawaii.
Harvest lime beans from July-October in the Mid-Atlantic.
Lima beans are harvested from late July until the end of August in New England.
NORTH CENTRAL & ROCKIES
While lima beans can be difficult to grow in the North Central and Rockies, you may be able to harvest some pods in August.
Lima beans are difficult to grow in the Pacific Northwest but you may harvest successful crops in August.
Harvest lima beans typically from July-October in the Southern Interior, though you may see some ready to be picked in June.
The best time to harvest lima beans for most of the Southwest is June and July or October and November. In the cooler pockets, harvest lima beans in August and September in this region as well.
TIPS & ADVICE
Lima bean pods left on the vine too long may taste mealy. Harvest them before they turn yellow.
Lima bean harvest can vary from year to year as climate patterns shift by 2-3 weeks, sometimes more.
In cool climates, plastic mulch can be used to help extend the harvest season.
Do you have questions or tips on when to harvest lima beans in your area? Let us know in the comments section below.
If lima beans are exposed to temperatures that are too hot or too cold for too long, they may not produce many pods and harvest may be delayed. In fact, temperatures over 80° F can prevent them from growing pods.
Expect a short harvest in the coldest regions.