How to Grow Icho
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Icho
Ginkgo biloba
treeIcho, commonly known as Ginkgo or Maidenhair tree, is a deciduous tree native to China with distinctive fan-shaped leaves that turn brilliant golden yellow in autumn. It is one of the oldest living tree species and is highly valued for its ornamental beauty, cultural significance, and medicinal properties. The tree is extremely hardy, pollution-tolerant, and can live for thousands of years.
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Example Icho timeline · Pittsburgh, PA (Zone 6b)
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Plant Icho
Around Apr 17Near Pittsburgh's average last spring frost.
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Tend & protect
Late spring–summerWatering, feeding, and pest-watch reminders.
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Harvest Icho
Late summer into fallBefore the first fall frost (≈ Nov 8)
Sample dates for Pittsburgh, PA. Sign up to get exact Icho dates for your own zip code.
Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in zones 3-9; most vigorous in zones 5-8
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Get my Icho timeline →Growth Stages
Seedling
6-12 monthsYoung ginkgo with small, soft green fan-shaped leaves; weak stem structure
Provide shelter from strong winds; keep soil consistently moist; protect from harsh sun if grown indoors initially
Establishment
2-4 yearsYoung tree developing stronger trunk and branching structure; gradual increase in leaf size
Water regularly and deeply; apply 2-3 inches of mulch around base; stake if necessary for wind protection; prune only to remove crossing branches
Growth Phase
5-15 yearsTree developing its characteristic form; fan-shaped leaves fully formed; increasing branch density
Continue regular watering until fully established; fertilize annually with balanced slow-release fertilizer in spring; maintain consistent pruning shape if desired
Maturity
Ongoing (20+ years)Full-sized tree with dense canopy and characteristic shape; reaching 30-50+ feet tall; spectacular golden fall foliage
Minimal watering needed; maintain shape with light pruning; remove dead or diseased branches; fertilize as needed for vigor
Senescence
Centuries to millenniaAncient tree with thick trunk, spreading crown, and potential decline in vigor
Monitor for disease and pest pressure; remove dead wood promptly; avoid compacting soil around root zone; provide structural support if needed
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
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Prune heavily infested branches; apply horticultural oil in early spring; introduce parasitic wasps
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Spray with neem oil or insecticidal soap when larvae appear; encourage natural predators
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Increase humidity with regular misting; spray with water to dislodge mites; apply miticide if severe
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Apply horticultural oil in dormant season; prune heavily infested branches; introduce natural predators
Uses
Cognitive Enhancement & Circulation Support
MedicinalGinkgo leaf extract is widely used to improve memory, concentration, and blood circulation, particularly in traditional Chinese medicine. Scientific studies support its use for enhancing cognitive function and supporting vascular health. [source]
Edible Seeds & Nuts
CulinaryGinkgo seeds (nuts) are eaten in Asian cuisine, particularly in China and Japan, either roasted or added to soups and dishes. They have a slightly bitter flavor and are valued for their nutritional content. [source]
Antioxidant & Anti-inflammatory Properties
MedicinalGinkgo leaves contain powerful antioxidants including flavonoids and terpenoids that reduce inflammation and oxidative stress in the body. These compounds are the basis for many herbal supplements. [source]
Air Purification & Pollution Tolerance
HouseholdGinkgo trees are exceptionally tolerant of air pollution, urban environments, and poor soil conditions, making them valuable for urban landscaping and air quality improvement. They effectively filter pollutants from the air. [source]
Ornamental & Autumn Display
CraftThe distinctive fan-shaped leaves provide year-round visual interest and transform into brilliant golden yellow in fall, making ginkgo a highly prized ornamental tree for parks, streets, and gardens worldwide. [source]
This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.
Harvest Tips
Ginkgo trees produce fruit (seeds) in female trees, which have an extremely unpleasant odor. Harvest fruit in fall when it falls naturally; wear gloves to handle. Seeds are used in traditional Chinese medicine and culinary applications. Male cultivars are preferred in landscaping to avoid foul-smelling fruit.
Fun Facts
- 🌱 Ginkgo biloba is a 'living fossil' that has remained virtually unchanged for over 200 million years, surviving the extinction event that killed the dinosaurs.
- 🌱 The ginkgo tree is incredibly resilient; several trees survived the atomic bombing of Hiroshima in 1945 and continue to grow today as symbols of peace and renewal.
- 🌱 The name 'Ginkgo' comes from the Japanese word 'ginkyou' (銀杏), meaning 'silver apricot,' referring to the silvery fruit.
Gardening Terms
New to gardening? Learn about terms used in this guide:
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