Tend & Keep Agroforestry & Food Forests · Lesson 6 of 6 · Harvest and preserving Course home
Agroforestry & Food Forests · Lesson 6 of 6

Harvest, storage and preserving

Abundance that lasts all year
About 30 min to read5 partsHarvest plannerCapstone practice

One day, after years of planting, watering, pruning and waiting, a tree hands you more fruit than your family can eat. That's the moment this whole course has been building toward, and it raises a happy problem: what to do with it all.

This lesson covers picking at the right moment, storing fruit and nuts fresh for months, preserving the rest safely, and sharing the surplus generously. It's where the orchard finally feeds the family all year round.

By the end of this lesson you will be able to
  1. 1Tell when each fruit and nut is ready to pick.
  2. 2Store fresh fruit and nuts so they last.
  3. 3Choose the right way to preserve each harvest.
  4. 4Can fruit safely, including altitude adjustments.
  5. 5Plan your harvest, and share the surplus.
Part 1

Picking at the right moment

HarvestIt's ready when…Tip
ApplesThe fruit lifts and twists off easily, the seeds are brown, and it tastes rightPick a test apple and taste it before harvesting the whole tree
PearsFull size and the color just starts to lighten, but still hardMost European pears ripen best off the tree: chill them, then ripen at room temperature
Peaches and plumsThe background color turns from green to yellow, and the fruit gives slightlyThey ripen on the tree; pick every day or two at peak
CherriesFull color and sweetPick with the stems on so they keep longer; net against birds
FigsSoft, drooping on the stem, sometimes with a drop of nectar at the eyeThey don't ripen after picking
Chestnuts and walnutsNuts fall from opened burrs or split hullsGather every day or two before animals do; wear thick gloves for chestnut burrs and walnut hulls, which stain

Handle fruit gently. A bruise today is a rotten spot next month, and one bad apple really can spoil the box.

Part 2

Storing the fresh harvest

Apples and pears
  • Store only perfect fruit; use bruised ones right away
  • Keep them as close to freezing as possible, about 30–32°F, with high humidity
  • A cold garage, cellar or spare refrigerator works
  • Late-season apple varieties keep for months
  • Keep apples away from vegetables: the gas they give off makes greens and carrots spoil and turn bitter
Nuts
  • Chestnuts are moist and perishable: refrigerate them and use within weeks, or dry or freeze them
  • Walnuts and hazelnuts: remove hulls, dry in a single layer for a few weeks, then store cool in mesh bags
  • Shelled nuts keep longest in the freezer
  • Toss any nuts that smell rancid or show mold
The design opportunity

A simple root cellar, cold room or insulated pantry on the north side of the house (Natural Building Lesson 2) can keep apples crisp into spring. Few things feel richer than a cellar shelf of fruit in February.

Part 3

Preserving

Five ways to make a harvest last.1Fresh storageweeks to monthscool, dark, humid2Freezingup to a yeareasiest, keeps color3Dryinga year or morelight, shelf-stable4Canninga year or moretested recipes only5Juice, cider, vinegarmonthsuses blemished fruit
Most families use all five: the best fruit fresh, the extra frozen or dried, the classics canned, and the bruised and windfall fruit turned into juice or vinegar.

Canning safely

Canning is the most rewarding method, and the one where mistakes matter most. The bacteria that cause botulism can survive improper canning, so follow these rules every time.

  1. Use tested recipes only. Follow the USDA guide or the National Center for Home Food Preservation, not old family recipes or internet improvisations.
  2. Know your acid. Fruits like apples, peaches, pears, plums and cherries are acidic enough for a boiling water canner. Low-acid foods (most vegetables, nuts, meats) need a pressure canner.
  3. Acidify tomatoes. Add 1 tablespoon of bottled lemon juice per pint (2 per quart), or ¼ teaspoon of citric acid per pint (½ per quart).
  4. Adjust for altitude. Water boils cooler up high, so add processing time in a water bath canner.
  5. Check every seal. Lids should be pulled down and not flex. Refrigerate and use any jar that didn't seal. Never eat from a jar that's bulging, leaking, spurting or smells off.
Your altitudeAdd to boiling water canning time
0–1,000 ftUse the recipe time
1,001–3,000 ft+5 minutes
3,001–6,000 ft+10 minutes (Mount Shasta is about 3,600 ft)
6,001–8,000 ft+15 minutes
8,001–10,000 ft+20 minutes
Fresh cider. Unpasteurized juice and cider can carry harmful bacteria, especially from dropped fruit. Young children, older adults, pregnant women and anyone with a weakened immune system should drink it heated or pasteurized. Use clean, sound fruit, and heat cider before serving it to them.

The easier methods

Freezing

Tray, then bag

Slice fruit, spread it on a tray to freeze, then bag it so pieces don't clump. A little lemon juice keeps apples and peaches from browning.

Drying

Low and slow

Thin slices in a dehydrator around 135°F until leathery, or in the sun in hot, dry climates. Fruit leather uses up soft fruit.

Fermenting

Vinegar from scraps

Apple peels and cores in sugar water become apple scrap vinegar in a few weeks. For canning, use commercial vinegar of known strength.

Part 4

Plan your harvest

Before you plant more trees, picture the harvests they'll bring. It helps you plant what your family will actually eat and preserve.

Try it · your future harvest

How much fruit will your trees give?

TreeSizeHow manyLb a year
Apple
Pear
Peach
Plum
Sweet cherry
Mature harvest
—
If you preserved half
—

Uses the middle of nursery yield estimates for mature trees in a good year (apples 42 lb a bushel, pears and peaches about 48–50, plums 56, cherries about 1.5 lb a quart). Real harvests swing widely with weather, care and age. About 3 lb of fruit makes a quart of sauce or canned fruit; fruit dries to roughly a sixth of its fresh weight.

Part 5

Share the surplus

Remember the third permaculture ethic from the start of the Plan courses: share the surplus. A mature orchard almost always grows more than one family can use. That extra can do a great deal of good.

Ways to share
  • A basket on the neighbor's porch
  • Trades with other growers: your apples for their honey or eggs
  • A local food bank or community meal
  • Gleaning groups that pick for people in need
  • A cider or canning day where everyone brings jars and leaves with some
A harvest tradition

Many families mark the first harvest of each tree, or hold a fall harvest day with neighbors: picking together, pressing cider, sharing a meal. Traditions like these turn a busy season into the best memory of the year, and invite others into the work and the joy.

Capstone practice · a harvest weekend

Preserve a harvest three ways

Take one harvest, your own or from a farm stand or U-pick orchard, and preserve it three ways: dried, frozen and canned. Then hold a taste test and start the family pantry record.

You'll need

  • About 20 lb of apples, pears or peaches
  • A dehydrator or oven, freezer bags and a baking tray
  • A boiling water canner, jars, new lids and a jar lifter
  • A tested recipe from the National Center for Home Food Preservation
  • Labels and a marker
  • Your altitude

Do it together

  1. Sort the fruit: perfect fruit to store fresh, good fruit to preserve, bruised fruit for sauce or vinegar.
  2. Dry a batch: thin slices on dehydrator trays until leathery.
  3. Freeze a batch: slice, tray-freeze, then bag and label.
  4. Can a batch of applesauce or fruit with an adult, following the tested recipe and adding time for your altitude.
  5. Check the seals the next day and label every jar with the date and contents.
  6. Hold a taste test a few weeks later, and start a pantry list of what you have and what you'd make more of.
AGES 5–8

Little preservers

  • Wash and sort the fruit
  • Lay slices on the drying trays
  • Draw and stick on the labels
AGES 9–14

Older preservers

  • Read the tested recipe aloud and track each step
  • Calculate the altitude adjustment and processing time
  • Weigh fruit before and after drying and calculate the weight lost

Hot jars, boiling water and sharp knives are adult jobs; children can wash, sort, label and help with cool tasks. Photograph your shelf of preserves for your progress record.

Closing

The harvest that keeps on giving

A jar of peaches opened in January holds a summer afternoon inside it. A bag of walnuts from a tree your children planted is a small miracle. That's the reward of thinking in decades: a family fed, a pantry full, neighbors blessed, and trees still growing for the next generation.

What you've learned in Agroforestry & Food Forests
  1. 1Thinking in decades.
  2. 2The layers of a food forest.
  3. 3Choosing trees for your climate.
  4. 4Planting guilds that support each other.
  5. 5Pruning, grafting and propagating.
  6. 6Harvest, storage and preserving.

Next, we turn from the land itself to the people who grow up on it: raising children with rhythm, responsibility and wonder.

Worksheet

Your Lesson 6 worksheet

Work through these together. Your answers save on this device as you type, and print cleanly for your records.

For your homeschool records

Progress record

What this lesson practices:

  • ScienceHow microorganisms spoil food and how heat, acid and drying prevent it (NGSS MS-LS2-3, 5-PS1-4).
  • MathUnit conversion, ratios and percent change (Common Core 5.MD.A.1, 6.RP.A.3).
  • HealthFood safety in preparing and storing food.
  • Life skillsPlanning, preserving and sharing food; following a procedure exactly.

Standards mapping is a draft. If you use charter or ESA funds, confirm it with your education specialist.

Sources for this lesson