Pear (European), Warren, Bare Root

Warren Pear (Pyrus communis ‘Warren’)

Warren is a dessert pear grown for smooth, juicy flesh and rich flavor. Its useful fire-blight resistance makes it particularly interesting for orchards in regions where susceptible European pears are difficult.

Key Characteristics

A pear grown for eating quality

The pale green, sometimes red-blushed fruit develops a buttery texture when ripe. Pick mature fruit firm and finish ripening it indoors.

Useful fire-blight resistance

Warren offers a strong resistance trait without sacrificing dessert quality. Keep observing new growth and maintain moderate fertility rather than assuming it cannot become infected.

A partner can improve cropping reliability

Warren can set fruit alone in some conditions, but compatible cross-pollination is a good orchard plan. Give it time to establish and train its upright growth into a strong framework.

Pollination Partners

Can set some fruit alone, but plant a different compatible pear for more dependable cropping. Options in our 2027 selection include Moonglow, Orient, Seckel. Cross-pollination depends on overlapping bloom, not matching harvest months.

Rootstock and Mature Size

Standard Pyrus betulifolia rootstock can produce a tree roughly 20–30 feet tall. Allow room for the rootstock you choose, keep the graft above soil level, and remove any shoots arising below it.

Product Details

• Sun: Full sun to light partial shade; full sun is best for fruiting.
• Soil: medium to medium-dry, well-drained soil; avoid standing water.
• Mature height: Approximately 20–30 feet; see rootstock and pruning guidance above.
• Bloom: Early to mid-spring; white flowers.
• Fruit: Pale green to red-blushed pears with smooth, juicy, buttery flesh.
• Uses: Fresh eating, desserts, and refrigerated storage.
• Ripening: August–September
• Chill hours: Approximately 600 hours.
• Pollination: Partly self-fruitful; a compatible partner improves cropping reliability.
• USDA hardiness: Zones 5–9.

General Pear Orchard Guidance

A good start

Choose well-drained soil and enough room for the mature tree. Water consistently while roots establish, mulch with space around the trunk, and keep vigorous grass and other competitors away from the young root zone.

Fertility and fruit-tree guilds

Use a soil test to guide lime and fertilizer rather than feeding heavily by default. Our Tree Planting Kit fertilizer blend is an optional planting supplement; keep concentrated fertilizer away from bare roots and avoid excess nitrogen.

Interested in permaculture and stacking functions around your fruit trees? Explore our fruit-tree guild guide for ideas on combining plants for flowers, ground cover, and mulch while giving your tree room to grow.

Practical pest and disease care

Train strong branch angles, thin crowded fruit, and avoid excessive nitrogen that produces tender growth vulnerable to fire blight. Remove diseased growth using appropriate pruning guidance and monitor for pear psylla and fruit-feeding insects. Pick European dessert pears mature but firm for indoor ripening; Asian pears usually ripen on the tree.