Plant Care Jerusalem Artichoke

Jerusalem Artichoke

About Jerusalem Artichoke

Jerusalem Artichoke is a perennial root vegetable in the sunflower family.

Taxonomy

Helianthus tuberosus
Helianthus
Asteraceae
Asterales

Also known as

Sunroot, Sunchoke and Earth apple

How to care for Jerusalem Artichoke

💦 Water

How often to water your Jerusalem Artichoke

Water needs for Jerusalem Artichoke
0.5 cups
every 9

Jerusalem Artichoke needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot.

Use our water calculator to personalize watering recommendations to your environment or download Greg for more advanced recommendations for all of your plants.

Calculate water needs of Jerusalem Artichoke

Water 0.5 cups every
9

Does your plant get direct sunlight?

Select the pot size

5"
☀️ Light

Finding light for Jerusalem Artichoke in your home

Light needs and placement for plant Jerusalem Artichoke: 1ft from a window
1ft or less from
a window

Jerusalem Artichoke love being close to bright, sunny windows 😎.

Place it less than 1ft from a south-facing window to maximize the potential for growth.

Jerusalem Artichoke does not tolerate low-light 🚫.

Select your region to see how the current weather in your area affects the placement of Jerusalem Artichoke in your home 🏡.

🪴 Nutrients

How to fertilize Jerusalem Artichoke

Nutrient, fertilizer, and repotting needs for Jerusalem Artichoke: repot after 2X growth

Most potting soils come with ample nutrients which plants use to produce new growth.

By the time your plant has depleted the nutrients in its soil it’s likely grown enough to need a larger pot anyway.

To replenish this plant's nutrients, repot your Jerusalem Artichoke after it doubles in size or once a year—whichever comes first.

Browse #JerusalemArtichoke
💡 FAQs
⭐ Difficulty Level

Jerusalem Artichoke is generally considered an easy-to-care-for plant and makes a great choice for beginners!

Common Jerusalem Artichoke Problems →


💦 Water Needs

Jerusalem Artichoke prefers for the soil to dry out between waterings and should be watered regularly. Use our water calculator to personalize watering recommendations to your environment or download Greg for more advanced recommendations for all of your plants.

Jerusalem Artichoke Root Rot →


☀️ Sunlight Needs

Jerusalem Artichoke requires abundant, bright and direct light. Place it less than one foot from a window to ensure it receives enough light to survive 💪. Select your region to see how the current weather in your area affects the placement in your home 🏡.


🐶 🐈 👶 Toxicity

Jerusalem Artichoke is not known to cause harm to humans or pets. Regardless, if you, a family member, a cat, or dog has ingested any plant material, please consult a doctor or a veterinarian.


💨 Humidity

Jerusalem Artichoke doesn’t require additional humidity. Plants absorb most water through their root system rather than their leaves, so the best way to provide humidity for your plants is through watering the soil.


🪴 Soil

Jerusalem Artichoke does best in well-draining soil. A good soil will contain lots of organic matter such as coco coir as well as perlite or vermiculite to help with drainage. Adding a handful of perlite to regular store-bought potting soil should do the trick!

What Are Healthy Jerusalem Artichoke Roots →


💩 Fertilizer

Jerusalem Artichoke should be repotted after it doubles in size or once a year, whichever comes first. Fresh potting soil has all the nutrients your plant needs, so as long as it’s refreshed yearly, you shouldn’t need to use fertilizer. Remember, plants get their energy from sunlight, not fertilizer!


🌎 Native Region

Jerusalem Artichoke is native to the Americas.


⬆️ ⬇️ Growth Pattern

Jerusalem Artichoke grows vertically and new growth will emerge from the top of the plant.

Jerusalem Artichoke Lifecycle →

Jerusalem Artichoke Size Guide →


🌦️ Growing Outdoors

USDA Hardiness Zone
Jerusalem Artichoke can be grown outdoors in USDA Hardiness Zones 3a-8b. Find your local hardiness zone here.

Jerusalem Artichoke Hardiness Zones →

Is Jerusalem Artichoke a Weed? →


🍂 Yellow Leaves

Yellow leaves aren’t always a reason to panic, and can be a normal part of a plant’s life cycle. Unless brand new leaves are turning yellow or all the leaves change color at once, it’s likely just your plant shedding old leaves.

Overwatering and root rot are the most likely cause of problems in Jerusalem Artichoke, since they are sensitive to wet soil. The leaves may also appear to be curling or drooping. Less often, yellow leaves are caused by underwatering, nutrient deficiencies, or pests.

Replace soggy soil with fresh, dry soil and download Greg to make sure your plant never gets overwatered again!


🧐 Troubleshooting

When troubleshooting a sad-looking houseplant, start by checking for signs of distress in its leaves, such as yellowing, browning, or drooping, which can indicate overwatering or nutrient deficiencies.

Inspect the soil moisture; too dry or too wet soil can cause problems.

Ensure the plant is getting the right amount of light, as too much or too little can stress it.

Finally, consider environmental factors like temperature and humidity, and adjust care routines accordingly to revive your plant.


Care Summary for Jerusalem Artichoke

Jerusalem Artichoke

Jerusalem Artichoke


Greg recommends:

Water

0.5 cups every 9 days

Placement

< 1ft from a window

Nutrients

Repot after 2x growth

Based on the 4” pot your plant is in, and that it doesn’t get direct sunlight.

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