Summary Planting Guide - Blueberries
Spacing
- 4’ - 5’ between plants
- 8’ - 12’ between rows
- Be careful not to plant too deeply
Irrigation
- Keep soil moist throughout the establishment period
pH Requirements
- For best results, amend pH levels before planting, however, plants can be successfully established without prior pH adjustments if you follow our instructions
- Measure/maintain pH levels regularly for best success
- Adding sulfur may be necessary to adjust pH
- pH: 4.5 - 4.8 this is very important
Amount of sulfur in pounds per 100 square feet required to lower soil pH for blueberries.
| Desired pH value for Blueberries |
|---|
| Present Soil pH | 4.5 |
|---|
| Sand | Loam | Clay |
|---|
| 4.5 | 0.0 | 0.0 | 0.0 |
| 5.0 | 0.4 | 1.2 | 1.4 |
| 5.5 | 0.8 | 2.4 | 2.6 |
| 6.0 | 1.2 | 3.5 | 3.7 |
| 6.5 | 1.5 | 4.6 | 4.8 |
| 7.0 | 1.9 | 5.8 | 6.0 |
| 7.5 | 2.3 | 6.9 | 7.1 |
Source: Midwest Small Fruit Pest Management Handbook, Bulletin 680
Fertilization
- Wait 4-6 weeks after planting before fertilizing to avoid burning roots
- Year 1 - 1oz ammonium sulfate in a circular band around each plant
- Following years – 2oz per plant at bloom time and again 1 month later
- Don’t fertilize after July
- Avoid fertilizers containing potassium chloride
Weed Control
- Mulch with 3" - 4" wood chips
- Avoid treated or colored bark mulch
- Regular manual weeding is necessary
Special Considerations
Bird Netting Instructions