A cherry tree not producing fruit usually comes down to one of five common causes. Your tree might be too young, lack a pollinator, need more chill hours, have frost-damaged buds, or get too much nitrogen. Working through these causes helps you find and fix the real problem.
I spent three years wondering why my Bing cherry tree gave me nothing but leaves. The tree bloomed every spring and then dropped all its flowers. A neighbor planted a Rainier cherry and both trees started producing fruit. That's when I knew pollination was my issue. Cherry tree no fruit problems often have simple answers.
Young trees need time before they can bear fruit. A grafted cherry from a nursery takes three to seven years to produce its first crop. Trees grown from seed take even longer at seven to ten years or more. Patience is the only cure when age is the problem.
Most sweet cherry types cannot use their own pollen. They need a different variety nearby that blooms at the same time. If your tree blooms heavy but sets no fruit, a missing pollinator is the likely cause. Sour cherries and a few sweet types like Stella can fruit without a partner.
When you ask why cherry tree not fruiting happens, chill hours are often the answer. Cherry trees need 700-1200 hours below 45°F (7°C) each winter to form flower buds. Mild winters in warm climates fail to meet this need. Trees never develop proper buds and you might see a few flowers but they won't set fruit.
Late spring frosts kill flower buds and young fruit before you see any damage. The tree blooms but frost nips the blossoms during cold nights. Check weather records from bloom time to see if temps dropped below 28°F (-2°C) while flowers were open. Frost blankets can protect trees on cold spring nights.
Too much nitrogen pushes leaf growth at the expense of fruit. Over-fed trees put their energy into green growth instead of making flower buds. Skip fertilizer for a year if your tree grows fast but never fruits. The stress of less nitrogen often triggers fruit production the next season.
Work through these causes one by one to find your answer. Ask yourself: Is the tree old enough? Does it have a pollinator? Did frost hit during bloom? Has it been over-fed? Do you get enough winter cold? Cherry tree fruit production problems almost always trace back to one of these five issues.
Some problems fix with time or a partner tree. Others need a new variety better suited to your climate. I added a pollinator and my trees now produce 30-40 pounds of cherries together each summer. Finding the cause takes detective work but the harvest makes it worth the effort.
Keep notes on bloom dates, late frosts, and any changes you make. Patterns emerge over time that point to the real cause. Your tree wants to make fruit and will reward you with cherries once you remove whatever blocks its path. The answer is usually simpler than you think.
Read the full article: Growing Cherry Trees From Seed or Sapling
