Introduction to the Indoor Olive Tree
The Olive Tree (Olea europaea) is one of the most ancient and culturally significant plants in human history, cultivated for over 6,000 years across the Mediterranean region. As an indoor plant, the Olive Tree has become increasingly popular for its beautiful, silvery-green foliage, gnarled and characterful trunk, and the Mediterranean ambiance it brings to any space. While growing olives indoors requires some specific conditions, the reward is a stunning, long-lived plant that can become a true heirloom piece — olive trees are known to live for thousands of years!
Light Requirements
Olive Trees are sun lovers and need maximum bright light — at least 6–8 hours of direct or bright indirect sunlight daily. A south-facing window is ideal. Without adequate light, Olive Trees become leggy, produce few leaves, and will not fruit. If natural light is insufficient, a high-intensity grow light is essential. In summer, moving the tree outdoors to a sunny patio or balcony is highly beneficial.
Watering
Olive Trees are drought-tolerant once established. Water when the top 2 inches of soil are dry. They prefer to dry out between waterings and are far more tolerant of underwatering than overwatering. Overwatering causes root rot, which is the most common cause of indoor Olive Tree decline. Always use a pot with excellent drainage.
Humidity & Temperature
Olive Trees prefer temperatures between 65–85°F (18–29°C) in summer and can tolerate cooler temperatures (40–50°F) in winter — a cool winter rest period actually encourages fruiting. They prefer low to moderate humidity and good air circulation. Avoid humid, stagnant conditions, which promote fungal disease.
Soil & Potting
Use a well-draining, sandy potting mix — a blend of potting soil, coarse sand, and perlite works well. Olive Trees prefer slightly alkaline to neutral soil (pH 6.5–8.0). Use a terracotta pot with excellent drainage. Repot every 2–3 years in spring when roots begin to outgrow the pot.
Fertilizing
Feed monthly during spring and summer with a balanced liquid fertilizer or a fertilizer formulated for Mediterranean plants. Reduce fertilizing in fall and stop in winter. Consistent feeding during the growing season promotes healthy growth and potential fruiting.
Pruning
Prune in late winter or early spring to maintain shape and encourage bushy growth. Remove any dead, crossing, or inward-growing branches. Olive Trees respond well to pruning and can be shaped into beautiful standards, topiaries, or left to grow naturally with their characterful, gnarled form.
Fruiting Indoors
Getting an indoor Olive Tree to fruit requires maximum light, a cool winter rest period, and patience — trees typically need to be several years old before fruiting. Pollination can be assisted by gently shaking the branches when in flower or using a small paintbrush to transfer pollen between flowers.
Shop Our Olive Tree Collection
- Common Olive Tree (Olea europaea) — a living piece of Mediterranean history
Common Problems & Solutions
Yellowing leaves: Overwatering or poor drainage — reduce watering and ensure excellent drainage. Leaf drop: Insufficient light or temperature stress — move to a sunnier spot. Leggy growth: Insufficient light — move to maximum light or add a grow light. No fruit: Insufficient light, plant too young, or no cool winter rest — maximize light and allow a cool winter period.