How to Grow Rhubarb: A Step-by-Step Guide

Table of Contents
How to Grow Rhubarb: A Step-by-Step Guide
Growing your own rhubarb is rewarding, perfect for homemade pies and tarts. Rhubarb is a hardy, perennial vegetable that loves cooler climates. It’s great for many areas in the United States.
This guide will show you how to plant and care for rhubarb. With the right rhubarb planting tips, you’ll enjoy this tart ingredient soon.
Understanding Rhubarb: Basics and Benefits
Rhubarb adds a tart touch and beautiful leaves to any garden. It’s a great choice for home gardens. Knowing its basics and benefits is key to growing it well.
What is Rhubarb?
Rhubarb is a perennial plant with edible stalks. It’s often used in pies and jams. It grows best in cool weather, needing well-draining soil and sun to shade.
The stalks are safe to eat, but the leaves have too much oxalic acid. They’re not good for eating.
Health Benefits and Culinary Uses
Rhubarb is not just tasty; it’s also healthy. It’s full of vitamins, minerals, and antioxidants. You can use it in sweet treats and savory dishes.

Rhubarb Varieties for Home Gardens
There are many rhubarb varieties for gardens. Some favorites are ‘Victoria’, ‘Cherry Red’, and ‘Timperley Early’. Pick one based on your climate, when you want to harvest, and your taste.
Perennial Growth Cycle
Rhubarb is a perennial that comes back every year. It sleeps through winter and grows in spring. Knowing this cycle helps with caring for it, like when to feed and harvest.
Rhubarb Variety | Harvest Time | Characteristics |
---|---|---|
Victoria | Mid-season | Large, green stalks with red tint |
Cherry Red | Late season | Deep red stalks, sweet flavor |
Timperley Early | Early season | Green stalks, tender texture |
When and Where to Plant Rhubarb
To grow rhubarb well, pick the right time and place. Rhubarb loves cooler climates with clear seasons.
Ideal Climate Conditions
Rhubarb needs cold winters and cool summers. It grows best in USDA Hardiness Zones 3-8. Full sun is key, but it can handle some shade.
Best Planting Seasons
Plant rhubarb in early spring or fall. Spring planting helps it grow before summer heat. Fall planting prepares it for the next year.

Selecting the Perfect Location in Your Garden
Choose a sunny spot with well-draining soil for rhubarb. It grows big, so keep it away from other plants.
Space Requirements for Mature Plants
Rhubarb plants can get 3-4 feet wide.
“Give your rhubarb plenty of space to grow, as it can become quite expansive.”
Make sure to leave 3-4 feet between plants. This lets them grow without crowding.
Knowing the best climate, planting seasons, location, and space ensures a healthy rhubarb crop.
Soil Preparation and Requirements
Soil preparation is crucial for growing rhubarb well. Rhubarb is a perennial vegetable that loves rich, nutrient-filled soil.
Best Soil for Rhubarb Growth
Rhubarb does best in fertile, well-draining soil. Loamy soil is perfect because it holds moisture but also drains well.
Soil texture is important for root growth. Rhubarb roots need deep, loose soil to grow well.
Soil pH and Amendments
The best pH range for rhubarb is 6.0 to 6.5. This is slightly acidic to neutral. Testing your soil pH is key to see if you need to add anything.
If your soil is too acidic, lime can help. If it’s too alkaline, sulfur can lower it.
Preparing Your Garden Bed
Before planting rhubarb, prepare your garden bed well. Remove weeds and debris first. Then, mix in compost or well-rotted manure to make the soil better.
Drainage Considerations
Good drainage is key to prevent root rot. Make sure your garden bed is raised or slopes to let water drain.
Composting for Rhubarb
Composting helps make your soil better for rhubarb. Adding compost boosts soil nutrients, helping your rhubarb grow strong.
Soil Characteristic | Ideal Condition |
---|---|
pH Range | 6.0 – 6.5 |
Soil Texture | Loamy |
Drainage | Well-draining |
Organic Matter | Rich in Compost/Manure |

How to Grow Rhubarb: Planting Methods
Rhubarb can be grown in different ways, like planting crowns or seeds. Each method has its own benefits. Knowing these can help you get a great harvest.
Planting from Crowns or Divisions
Planting rhubarb from crowns is popular because it grows fast. Plant crowns in early spring or fall, about 2-4 feet apart. Make sure the buds face up and cover them with a thin layer of soil.
Planting from Seeds
Starting rhubarb from seeds is another good choice, though it takes longer. Plant seeds in well-draining soil in spring or fall. Thin seedlings to 2-3 inches apart and move them to their final spots later.

Proper Spacing and Depth
Right spacing and depth are key, no matter how you plant. For crowns, space them 3-4 feet apart for good air and growth. Plant them so the buds are just under the soil.
Initial Watering and Mulching
Water well after planting to settle the soil. Mulching keeps moisture in, fights weeds, and controls soil temperature. Use organic mulch like straw or wood chips, a few inches from the plant.
First-Year Care Instructions
In the first year, let the plants grow strong. Cut off any flower stalks to help the roots grow. Keep the plants watered and mulched for healthy growth.
By following these steps, you’ll grow great rhubarb. Whether you start with crowns or seeds, the secret to a good harvest is care and patience.
Growing Rhubarb in Containers
Container gardening is a great way to grow rhubarb. It gives you control over the plant’s environment. This is perfect for those with little garden space or who want to add something special to their patio or balcony.
Choosing the Right Container
For growing rhubarb in containers, pick a container that’s at least 10 gallons. This size is needed for the plant’s roots. Make sure it has holes for drainage to avoid waterlogged soil.
Container Soil Mix
The soil mix for container rhubarb should drain well and be rich in organic matter. Use a mix made for containers, with compost added. This will give your rhubarb the nutrients it needs to grow well.
Special Care for Potted Rhubarb
Potted rhubarb needs regular watering but be careful not to overwater. Mulching around the plant helps keep moisture in and keeps weeds away.
Overwintering Container Rhubarb
To keep container rhubarb through winter, move it to a protected spot. This could be an unheated garage or a sheltered outdoor area. It will protect the plant from harsh winter weather.
When to Repot Container Rhubarb
Repot your container rhubarb every 3-4 years in the spring. Use a slightly bigger container and fresh, well-draining soil. This lets the roots grow and rejuvenates the plant.
Container Size | Soil Mix | Watering Frequency |
---|---|---|
At least 10 gallons | Well-draining with compost | Regular, avoiding overwatering |
Consider larger sizes for mature plants | Specifically designed for containers | Adjust based on weather conditions |
Rhubarb Care and Maintenance
To keep your rhubarb healthy, follow these care tips. Rhubarb is a perennial that needs regular care to grow well every year.
Watering Requirements
Rhubarb needs steady moisture, more so in summer. Make sure the soil is moist but not too wet to avoid root rot. Aim for about 1 inch of water each week, from rain or irrigation.
Fertilizing Schedule
Fertilize your rhubarb in early spring with a balanced fertilizer. This helps it grow strong and produce good stalks. You can also add compost or well-rotted manure for extra nutrients.
Mulching Techniques
Mulching keeps the soil moist, controls weeds, and keeps the temperature right. Use organic mulch like straw or wood chips, keeping it a few inches from the plant crown.
Seasonal Maintenance Tasks
Keep up with weeding, pest checks, and soil fertility. In fall, take off dead leaves to stop disease.
Season | Task |
---|---|
Spring | Fertilize and mulch |
Summer | Keep soil moist and remove weeds |
Fall | Remove dead leaves |
Dividing and Propagating Rhubarb
Rhubarb needs dividing every 5 to 7 years to prevent crowding. Do this in the dormant season, replanting with enough space.
“Rhubarb is a vigorous grower and can become quite large. Regular division not only controls its size but also rejuvenates the plant.” – Gardening Expert
Flower Stalk Removal
Take off any flower stalks to help the plant focus on edible stalks. This saves energy for what you want to eat.
By following these care and maintenance guidelines, you’ll enjoy a healthy and productive rhubarb crop for years.
Managing Pests and Diseases
To keep your rhubarb healthy and productive, it’s essential to understand how to manage pests and diseases. Rhubarb can be affected by various issues. But with the right knowledge, you can protect your plants and enjoy a bountiful harvest.
Common Rhubarb Pests
Rhubarb is susceptible to pests like slugs and snails. These pests can cause significant damage to the leaves and stalks. Regular inspection of your plants is crucial to catch any infestations early.
Common Pests:
- Slugs
- Snails
- Aphids
Using organic control methods can be effective in managing these pests. For example, you can use copper tape around the plants to deter slugs and snails.
Rhubarb Diseases to Watch For
Rhubarb can be affected by various diseases, including crown rot and leaf spot. Understanding these diseases and their symptoms is key to maintaining healthy plants.
Disease | Symptoms | Control Measures |
---|---|---|
Crown Rot | Soft, rotting crown | Remove infected plants, improve drainage |
Leaf Spot | Spots on leaves | Remove infected leaves, fungicides |
Organic and Chemical Control Methods
Both organic and chemical methods can be used to control pests and diseases in rhubarb. Organic methods include using natural predators. Chemical methods involve the use of fungicides and pesticides.
“The use of organic control methods not only protects the environment but also ensures that your rhubarb is safe to eat.” – Gardening Expert
Preventative Measures
Prevention is key to managing pests and diseases. Regularly inspecting your plants, removing debris, and ensuring good air circulation can help prevent many issues.
As part of your rhubarb care instructions, make sure to:
- Keep the area around your rhubarb free of debris
- Water carefully to avoid moisture accumulation
- Inspect plants regularly for signs of pests or disease
Companion Planting for Pest Management
Companion planting is a useful technique for managing pests. Certain plants, when grown alongside rhubarb, can help deter pests.
For example, planting garlic near your rhubarb can help repel aphids and other pests. Incorporating companion planting into your rhubarb maintenance guide can enhance the overall health of your plants.
Harvesting and Storing Rhubarb
When your rhubarb is the right size, it’s time to harvest and store it. Rhubarb is usually picked in spring when stalks are 12-18 inches long.
When to Harvest
The best time to pick rhubarb is in spring, from late March to early May. This depends on your area and weather. Keep an eye on your plants, as they grow fast.
Proper Harvesting Techniques
To pick rhubarb, grab the stalk at the base and twist it away from the plant. Don’t cut the stalks to avoid disease. Also, remove any flower stalks to focus energy on the edible ones.
Storage Methods
Store rhubarb in the fridge to keep it fresh. Wrap the stalks in plastic bags or foil to keep moisture in. This way, they stay crisp for up to a week.
Important Safety Considerations
Rhubarb leaves are toxic because of high oxalic acid. Always throw away the leaves and only eat the stalks.
Freezing and Preserving Rhubarb
To enjoy rhubarb all year, freeze or preserve it. Cut stalks into pieces, blanch them, and freeze. Or, make jam or preserves with sugar to balance its tartness.
Rhubarb Recipes and Uses
Rhubarb is great in pies, tarts, salads, and sauces. Try it with strawberries for a classic dessert or with ginger for a spicy twist. Explore different rhubarb recipes to find your favorites.
By following these tips for harvesting and storing rhubarb, you can enjoy it all season and beyond. Whether you’re experienced or new to gardening, rhubarb is a fun crop to grow and use in cooking.
Conclusion
Rhubarb can be a great addition to your garden with the right care. Follow the steps in this guide for a bountiful harvest. This versatile vegetable is a joy to grow.
For a successful rhubarb crop, give your plants good soil and sunlight. Don’t forget to water and fertilize regularly. These steps help your rhubarb grow well.
Learning how to grow rhubarb and following care tips will make your crop thrive. Whether you’re new to gardening or experienced, rhubarb is a great choice. It adds flavor and nutrition to many dishes.