Jack's Nutrients Boost Cal Nit Part B 15-0-0 - 1 kg Kimono Hydrangea. The result: a gloriously thick

The result: a gloriously thick and healthy lawn

The striking two-toned green leaves provide beauty throughout the growing season

suckering shrub emerges chartreuse in spring

This long-lived peony produces lots of flowers during its bloom time

Jack's Nutrients Boost Cal Nit Part B 15-0-0 - 1 kg Kimono Hydrangea. The result: a gloriously thickThe Jack's Boost line is all the little extras your plants may need. Do you need calcium, extra micros, or extra iron? These supplements and more are found in the Jack's Boosted Line. An essential "Part B" provides a very soluble and available source of calcium in a two part nutrient system. Contains very pure and completely available calcium and nitrate nitrogen nutrient sources.