Growing Guide: Earth Apple

Plant Type:	Perennial Root Vegetable
Harvest Season:	Fall
Mature Size:	5-6 feet tall, 3-4 feet wide
Soil & Moisture:	Well-draining, fertile soil; moderate watering
Light Requirements:	Full Sun to Partial Shade
Growth Rate:	Fast
Self-fertile:	Yes
Zone Hardiness:	Outdoors 8-11; Patio/Greenhouse 4+; Grown as an annual or container plant in cooler zones
Propagation:	Grown from tubers or stem cuttings; tubers can be harvested 6-9 months after planting.

Climate: Yacón thrives in warm, subtropical to temperate climates and is best suited for USDA hardiness zones 8-11. It grows well in areas with mild winters and can tolerate light frost. In cooler climates, it can be grown as an annual or in containers.
Soil: Yacón prefers well-draining, fertile soil with plenty of organic matter. Slightly acidic to neutral soil (pH 5.5-7.0) is ideal. Adding compost or manure will improve soil fertility and help the plant produce large, healthy tubers.

Location: Choose a sunny location that receives at least 6-8 hours of direct sunlight daily. Yacón can tolerate partial shade but prefers full sun for optimal growth.
Soil Preparation: Loosen the soil to a depth of 12-18 inches and mix in compost or well-rotted manure to improve fertility and drainage.
Planting Time: Plant in spring, after the last frost, when the soil has warmed up. In mild climates, Yacón can be planted in early summer.
Spacing: Space plants 3-4 feet apart to allow room for their bushy growth and underground tuber production.

Moderate Moisture: Water regularly, keeping the soil consistently moist but not waterlogged. Yacón requires steady moisture, especially during the growing season, but make sure the soil drains well to avoid root rot.

Full Sun to Partial Shade: Ensure the plant receives at least 6 hours of sunlight per day. In hot climates, some afternoon shade may be beneficial.
Fertilizing: Apply a balanced, slow-release fertilizer or organic compost every 6-8 weeks during the growing season. Yacón is a heavy feeder and benefits from regular fertilization to produce large, healthy tubers.

Low Maintenance: Yacón is relatively low-maintenance. Trim back any dead or damaged foliage in late winter or early spring to encourage new growth.
Container Growing: Yacón can be grown in large containers if space is limited. Ensure the container is at least 12-18 inches deep and has proper drainage holes.

Common Pests: Yacón may attract pests like aphids, caterpillars, or slugs. Use insecticidal soap or neem oil to manage infestations, and apply organic mulch to deter slugs.
Diseases: The plant is relatively disease-resistant, but good drainage is essential to prevent fungal issues like root rot. Avoid overwatering and ensure proper air circulation around the plant.

When to Harvest:

Yacón is typically harvested in the fall, once the foliage begins to die back. The tubers are ready to harvest when the plant has finished flowering and the top growth starts to turn brown. Gently dig up the tubers, taking care not to damage them.

How to Use:

Yacón tubers can be eaten fresh like a fruit, added to salads, or cooked in savory dishes. They can also be juiced or processed into syrup as a natural sweetener. The tubers store well in a cool, dry place for several months.