Blueberry Ripening Chart – When Are Blueberries In Season?

Share the love!


There are dozens of blueberry varieties, all ripening at different times throughout the year. Using the chart below growers can extend their harvest season by planting a variety of blueberries with different ripening times.

In this article, we delve into key topics such as when blueberries are in season, ripening dates by variety, and the stages of blueberry ripening. We’ll also guide you on how to identify bad blueberries and the best ways to store them.

Blueberry Ripening Chart

Blueberry Ripening Chart

The blueberry ripening chart is an indispensable tool for those passionate about understanding the growth and maturation of blueberries.

The chart not only serves as a basic guide for when to harvest blueberries but also provides insights into extending the harvest season. By planting different varieties, growers can stagger the ripening times, allowing for a longer harvest window. While the exact timing can shift due to factors like location, weather, and specific berry variety, the chart aids growers and enthusiasts in pinpointing the most optimal ripening periods.

Moreover, a blueberry ripening chart proves invaluable for buyers. By being aware of typical ripening timelines, consumers can make informed decisions, ensuring they purchase the freshest and most flavorful berries available.

When Are Blueberries In Season?

The anticipation of blueberry season is something many look forward to each year. But when exactly is blueberry season? The answer isn’t as straightforward as one might think, as it depends on several factors.

Location greatly affects the blueberry harvest season. For example, in the southern parts of the US, blueberries usually ripen by April. However, in the north, they might not be ready until June or July.

Another factor to consider is the variety of the blueberry. Some blueberries are early bloomers, while others take their time to mature. This means that within a single region, there might be multiple peaks of blueberry season depending on the varieties being cultivated.

Weather conditions also influence the ripening of blueberries. A mild winter followed by a warm spring can lead to an earlier harvest, while a colder season might push the blueberry picking season back by a few weeks.

Blueberry Season

Blueberry Ripening Date By Variety

Understanding the variety-specific ripening dates of blueberries can greatly enhance one’s appreciation and utilization of this delightful fruit. Blueberries come in various types, each with its unique ripening schedule.

Early Season Blueberries

Ripening from April to June, early season blueberries mark the beginning of warm days. They mature before the late-season types, offering a fresh start to summer. This early harvest lets growers and eaters savor blueberries as the season kicks off.

Duke Blueberry (Early June – Mid June)

A popular variety known for its large, sweet berries and excellent firmness; it’s also appreciated for its consistent yield.

Patriot Blueberry (Early June – Late June)

This variety is known for its cold-hardiness and produces large, tangy berries with a rich blue color, often used in baking due to its flavor.

Blueray Blueberry (Mid June – Late June)

A high-yielding variety that produces big, sweet, and aromatic berries; it’s a favorite for fresh eating and desserts.

Climax Blueberry (Early April – Mid April)

A southern highbush variety, it produces early in the season with sweet, medium-sized berries that are perfect for snacking.

Premier Blueberry (Mid April – Late April)

Another early southern highbush variety, Premier offers large, flavorful berries with a light blue hue.

Bluecrop Blueberry (Mid July – Late July)

A leading commercial variety, Bluecrop is known for its large, firm, and flavorful berries with a light blue color; it’s also drought-tolerant.

Late Season Blueberries

Late-season blueberries ripen from July to September, extending the summer flavor. They peak after early season berries finish, providing fresh berries all summer. To make the most of blueberries, it’s essential to know about these later varieties.

Jersey Blueberry (Early Aug – Mid Aug)

A classic variety that produces small to medium-sized berries with a rich flavor; it’s a favorite for baking and jams.

Elliott Blueberry (Late Aug – Mid Sept)

One of the latest ripening varieties, Elliott is known for its small, very firm berries with a tart flavor, making it ideal for processed foods like jams and jellies.

Legacy Blueberry (Mid July – Early Aug)

A variety that offers both sweetness and acidity, Legacy blueberries are medium to large in size and retain their flavor even when frozen.

Chandler Blueberry (Late July – Late Aug)

Boasting some of the largest berries among blueberry varieties, Chandler offers a sweet and juicy flavor profile, making it a favorite for fresh consumption.

Top Hat Blueberry (Mid July – Early Aug)

A dwarf variety perfect for container gardening, Top Hat produces small, sweet, and flavorful berries.

Tiff-Blue Blueberry (Early July – Mid July)

A rabbiteye variety, Tiff-Blue is known for its firm, sweet-tart berries that are excellent for both fresh consumption and processing.

Harvesting Blueberries

Blueberry Ripening Stages

Knowing how blueberries ripen is important for growers and eaters alike. Blueberries go through several unique stages from flowering to being fully ripe. Identifying these stages helps make sure we pick or eat them when they taste the best and are the most nutritious.

Blueberry Flowering

The life cycle of a blueberry starts with the flowering stage. During this phase, the blueberry bush bursts forth with delicate blossoms, ranging in color from pristine white to soft pink. Once these flowers are pollinated, they set the stage for the development of the berries we eagerly anticipate.

Blueberry Growth Stages

Following the flowering, blueberries embark on their growth journey:

  1. Green Fruit Stage: After pollination, the berries first appear as small, green, and hard fruits. This is the initial growth phase where the berries are setting their foundation.
  2. Pink Fruit Stage: As they mature, the green berries start to take on a pinkish hue, signaling their transition towards ripeness. This color change is a precursor to the final ripening stage.
  3. Blue Fruit Stage: At this point, the pink berries turn deep blue, showing they’re almost fully ripe. They grow bigger and gain their signature sweet taste during this time.

When Are Blueberries Ripe?

Determining the ripeness of blueberries is key for those who wish to savor them at their best. Ripe blueberries boast a plump form, smooth skin, and a rich blue hue. They should easily detach from the bush when gently tugged. It’s worth noting that blueberries on the same bush ripen at different times, so a mix of ripe and unripe berries side by side is a common sight.

Unripe Blueberries

Berries that haven’t reached full ripeness often display a lighter color palette, spanning from green to reddish shades. They possess a firmer texture and a tangy taste. While they’re edible, they don’t offer the same sweetness as their fully ripened counterparts.

Growing Blueberries

For those passionate about growing blueberries, knowing the ripening stages is crucial. This knowledge helps growers watch their bushes closely, giving the right care at each step and picking them at the right time.

Ripening Blueberries

How To Know If Blueberries Are Bad

Blueberries, with their sweet and tangy flavor, are a favorite for many. However, like all fresh produce, they have a limited shelf life. Recognizing the signs of unripe blueberries or those that have gone bad is essential to ensure you’re consuming them at their best.


A blueberry’s look can tell if it’s too ripe. If it’s shriveled, lacks shine, or has a matte finish, it might be past its best. Also, mold or any white spots or discoloration mean it’s not good to eat.


Fresh blueberries are typically firm to the touch. If a blueberry feels mushy or overly soft, it’s likely overripe or starting to go bad. While slightly soft blueberries can still be eaten, it’s essential to consume them quickly or use them in cooking where the texture won’t be as noticeable.


A sour or off-putting odor is a clear sign that blueberries have gone bad. Fresh blueberries should have a subtle, sweet aroma. If the berries emit a fermented or rotten smell, it’s best to discard them.


While it’s not advisable to taste berries that show other signs of spoilage, if you’re unsure about a batch of blueberries, tasting one can help determine their quality. Unripe blueberries will have a tart flavor, while those that are starting to spoil might taste off or fermented.

In essence, while blueberries are a delightful addition to any diet, it’s crucial to ensure they’re consumed while fresh. By paying attention to their appearance, texture, smell, and taste, you can enjoy them at their peak and avoid the pitfalls of spoiled berries.

Harvesting Blueberries

Best Way To Store Blueberries

Ensuring the freshness and longevity of blueberries is a priority for many, especially during their peak season. Proper storage techniques not only preserve their delightful flavor but also extend their shelf life. Here’s a comprehensive guide on the optimal practices for blueberry storage.

Immediate Storage After Purchase or Picking

After picking or purchasing blueberries, it’s crucial to refrigerate them if they won’t be consumed right away. Blueberries flourish in cooler environments, which decelerates their ripening. Before refrigeration, lay them out in a single layer in a breathable container or a produce bag to prevent crushing and potential mold growth. It’s essential to refrain from washing them until you’re set to consume them, as excess moisture can expedite mold formation.

How Long Do Blueberries Last?

When stored appropriately in the refrigerator, fresh blueberries can remain fresh for up to two weeks. Nonetheless, it’s wise to inspect them periodically for any signs of spoilage and prioritize consuming the ripest berries first.

Blueberry Preservation

For those who wish to relish blueberries beyond their usual season, there are several preservation methods available. Freezing stands out as one of the most favored techniques. To freeze blueberries:

  1. Thoroughly wash and dry them.
  2. Lay them out on a baking sheet in a single layer to avoid them sticking together.
  3. Once they’re frozen, shift them to airtight bags or containers.

Frozen blueberries can be stored for up to a year, making them an ideal addition to smoothies, baked goods, or various dishes.

Do Blueberries Need to Be Refrigerated?

Absolutely, to retain their freshness and prolong their shelf life, blueberries should be stored in the refrigerator. If you’re planning to eat them within a day, they can be left at room temperature. However, for extended storage durations, the refrigerator remains the optimal choice.

Other Preservation Methods

Beyond freezing, blueberries can also be preserved by canning, transforming them into jams or jellies, or dehydrating them. Each of these methods provides a distinctive way to savor blueberries well after their prime season has concluded.

Blueberry Harvest


Blueberries are more than just a tasty treat. They symbolize a series of intricate processes in nature, from the initial flowering of the blueberry bush to the various ripening stages.

Through our exploration of the blueberry ripening chart, we’ve gained insights into their seasonal availability. This knowledge is invaluable for growers aiming for a fruitful harvest and consumers seeking the freshest berries.

Furthermore, understanding the best storage practices ensures that we can savor these berries at their peak freshness. Whether you’re a seasoned gardener, a culinary enthusiast, or someone curious about the natural world, the journey of the blueberry from bush to table is both fascinating and enlightening.

Blueberry FAQ

Why do blueberries take so long to ripen?

Blueberries follow a distinct growth and ripening pattern. Their ripening depends on factors like the blueberry type, location, and weather. The blueberry bush also needs a set number of cold hours in winter to wake up and start flowering. After pollination, the fruit grows and ripens over several weeks, reaching its best taste and nutritional value.

How do you know if blueberries are overripe?

Overripe blueberries will exhibit several signs. They may appear shriveled, have a dull or matte finish, or feel mushy to the touch. Additionally, any presence of mold, a fermented smell, or an off-taste indicates that the blueberries are past their prime.

What makes blueberries last longer?

To extend the shelf life of blueberries, it’s crucial to store them properly. Refrigerating blueberries immediately after purchase or picking can significantly prolong their freshness. Keeping them in a breathable container and avoiding washing them until you’re ready to consume can also prevent premature spoilage.

What is the best month for blueberries?

The best month for blueberries varies based on the region. In southern areas of the U.S., blueberries might ripen as early as April, while in northern regions, the peak season could be in June or July. It’s essential to be aware of local conditions and varieties to determine the best month for blueberries in a specific area.

How can you tell if blueberries are fresh?

Fresh blueberries are firm to the touch, have a glossy appearance, and exhibit a deep blue color. They should also have a subtle, sweet aroma. Any deviation from these characteristics, such as a tart smell, dull appearance, or mushy texture, might indicate that the berries are not at their freshest.


Share the love!