SproutSmart
SproutSmart™ Intelligent Garden Sowing

Ashmead's Kernel

Apple
Zone 1b Save Garden
Botanical illustration of Ashmead's Kernel
🌱 365d to harvest Shrub

Fragrant, honeyed apple flesh meets a crisp, fine-grained bite in Ashmead’s Kernel—an heirloom favorite prized for its rich, arom…

Planting Schedule

Add Ashmead's Kernel to your garden to build a schedule and get reminders.

Crop Dates

MilestoneDate
Start IndoorsDirect Sow
Last FrostJun 1st
Transplant / Sow OutdoorsJun 1st
Harvest BeginsJun 1st
Harvest EndsAug 1st

Crop Details

TraitValue
Days to Maturity365
Sun RequirementsFull SunFull sun
Growth HabitShrub
Support NeededNone
Planting DepthNormal
Germination Temp (°F)60
Min Soil Temp (°F)50
Min Night Temp (°F)30
Harden Off (days)Not Required

Frequently Asked Questions

How do I manage powdery mildew on Ashmead’s Kernel apples?
Powdery mildew shows as a white, powdery coating on young leaves and shoots, often starting in midsummer and spreading on new growth. Remove heavily infected shoot tips and improve airflow with pruning; avoid wetting foliage when watering. If it keeps recurring, apply a sulfur-based spray (or potassium bicarbonate) labeled for apples and repeat according to label timing, especially before new flushes.
How often should I water Ashmead’s Kernel during the main growing season?
From late spring through fruit set and development, water deeply to keep the root zone evenly moist but not soggy—aim for about 1 inch (25 mm) of water per week, adjusted for rain and heat. Use a slow soak at the dripline and check soil 2–4 inches down; water when it feels dry at that depth. During hot, dry spells you may need to split into 2 shorter soaks per week to prevent runoff and keep young roots active.
When is Ashmead’s Kernel ready to harvest and how can I tell?
Harvest when the skin background shifts from green to a deep yellow-gold and the fruit shows a strong red striping/blush typical of Ashmead’s Kernel. A ripe test is that the seeds inside are dark brown and the apple develops full, spicy sweetness rather than a sharp, grassy bite. If the fruit comes off with a gentle lift and twist (no heavy tug), it’s typically ready; pick in batches so you don’t leave overripe fruit on the tree.
Botanical illustration of Ashmead's Kernel

Fragrant, honeyed apple flesh meets a crisp, fine-grained bite in Ashmead’s Kernel—an heirloom favorite prized for its rich, aromatic character. The fruit develops a warm blush over a golden base, with a tender snap and a distinctly sweet-tart balance that shines in orchard-fresh moments and turns beautifully to preserves and spiced preparations. Grow it for a season-long sense of anticipation: a classic apple that rewards patience with depth of flavor and a beautifully polished, old-world look.

Sowing Tips

Transplant Conditions

Wait until soil reaches 50°F and nights stay above 30°F before moving outdoors.

Expert Note

For best results, plant apple trees in full sun and choose disease-resistant rootstocks; aim for spring planting as soon as soil is workable or fall planting where winters are mild.