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Fertilizer Recommendation Tables - 2007 Revision

Author: Keith Reid - Soil Fertility Specialist/OMAFRA
Creation Date: October 2007
Last Reviewed: October 2007
2007 Revision

Nitrogen Requirements for Berries, Tree Fruits, Grapes and Nursery Stock

Strawberries - no print out - see publication 360

Raspberries, gooseberries & currants - 50 kg N/ha

Blueberries - no print out

Nitrogen Requirements for High-Bush Blueberries*
Plant Age April 1- 15 May 15 July 1
Newly set 0 grams N/plant 6grams N/plant 6grams N/plant
1 year 3 grams N/plant 6grams N/plant 6grams N/plant
2 year 6 grams N/plant 6-12 grams N/plant 6-12 grams N/plant
3 year 9 grams N/plant 6-12 grams N/plant 6-12 grams N/plant
4 year 12 grams N/plant 12-18 grams N/plant 6-12 grams N/plant
5 year 15 grams N/plant 12-18 grams N/plant 6-12 grams N/plant

6 years or older

18 grams N/plant

12-18 grams N/plant

6-12 grams N/plant

*Low-Bush blueberries can be expected to have a lower N requirement

per plant because plants are smaller.

Nursery stock

  • no print out; to be recommended by specialist.
  • in liner beds - 50 kg N/ha before planting for coniferous and deciduous stock. No additional N in first year.
  • established stock - in second and subsequent years apply 100 - 150 kg N/ha in 2 to 4 applications for coniferous and deciduous stock.

 

Tree fruits

  • N to be recommended by Fruit and Vegetable Specialist using plant analysis. Suggested maximum 35 kg N/ha applied not later than July 1.

 

Approved: Ontario Soil Management Research and Services Committee (June 2007).


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