Propagating Blueberries in New Hampshire: A Low-Budget Guide

Expanding a blueberry operation from berry production to selling bushes is an exciting step. With 1,200 bushes and a minimal budget, you can successfully propagate new plants using simple, cost-effective methods.

Cuttings Over Seeds: The Smart Choice

Blueberries propagate reliably from softwood cuttings. This method preserves the parent variety's traits and yields saleable plants faster than seeds. April is an excellent time to start in New Hampshire.

Step-by-Step Cutting Propagation

1. Select cuttings: Choose 6-inch tender shoots with foliage. Avoid woody stems.
2. Prepare cuttings: Remove all but the top two sets of leaves. Dip the cut end in rooting hormone (available at garden centers).
3. Planting medium: Use moist potting soil in pots or trays.
4. Humidity control: Cover with clear plastic to retain moisture.
5. Light and temperature: Provide 14 hours of fluorescent light daily. Keep indoors until frost danger passes.
6. Rooting time: Expect roots in a few weeks. Then treat as seedlings.

Heat Mats and Indoor Starts

A heat mat isn't necessary if trays stay indoors at room temperature. Seeds also germinate fine indoors, but cuttings are faster and true-to-type.

Budget-Friendly Tips

• Reuse containers and make your own potting mix.
• Use shop lights (40-watt) instead of expensive grow lights.
• Collect rainwater for irrigation to avoid municipal water costs.

Guidance from Mike, propagation specialist.