Product pH Category cF ppm
Basil 5.5 - 6.5 L 10 - 16 700 - 1120
Chicory 5.5 - 6.0 H 20 - 24 1400 - 1680
Chives 6.0 - 6.5 M 18 - 22 1260 - 1540
Fennel 6.4 - 6.8 L 10 - 14 700 - 980
Lavender 6.4 - 6.8 L 10 - 14 700 - 980
Lemon Balm 5.5 - 6.5 L 10 - 16 700 - 1120
Marjoram 6.0 M 16 - 20 1120 - 1400
Mint 5.5 - 6.0 H 20 - 24 1400 - 1680
Mustard Cress 6.0 - 6.5 M 12 - 24 840 - 1680
Parsley 5.5 - 6.0 L 8 - 18 560 - 1260
Rosemary 5.5 - 6.0 L 10 - 16 700 - 1120
Sage 5.5 - 6.5 L 10 - 16 700 - 1120
Thyme 5.5 - 7.0 L 8 - 16 560 - 1120
Watercress 6.5 - 6.8 L 4 - 18 280 - 1260
Flower Crops
Product pH Category cF ppm
African Violet 6.0 - 7.0 L 12 - 15 840 - 1050
Anthuurium 5.0 - 6.0 M 16 - 20 1120 - 1400
Antirrhinim 6.5 M 16 - 20 1120 - 1400
Aphelandra 5.0 - 6.0 M 18 - 24 1260 - 1680
Aster 6.0 - 6.5 M 18 - 24 1260 -1680
Begonia 6.5 L 14 - 18 980 - 1260
Bromeliad 5.0 - 7.5 L 8 - 12 560 - 840
Caladium 6.0 - 7.5 M 16 - 20 1120 - 1400
Canna 6.0 M 18 - 24 1260 - 1680
Carnation 6.0 H 20 - 35 1260 - 2450
Chrysanthemum 6.0 - 6.2 H 18 - 25 1400 - 1750
Cymbidium 5.5 L 6 - 10 420 - 560
Dahlia 6.0 - 7.0 M 15 - 20 1050 - 1400
Dieffenbachia 5.0 - 6.0 H 18 - 24 1400 - 1680
Dracaena 5.0 - 6.0 H 18 - 24 1400 - 1680
Fern 6.0 M 16 - 20 1120 - 1400
Ficus 5.5 - 6.0 M 16 - 24 1120 - 1680
Freesia 6.5 M 10 - 20 700 - 1400
Impatien 5.5 - 6.5 M 18 - 20 1260 - 1400
Gerbera 5.0 - 6.5 H 20 - 25 1400 - 1750
Gladiolus 5.5 - 6.5 H 20 - 24 1400 - 1680
Monstera 5.0 - 6.0 H 18 - 24 1400 - 1680
Palm 6.0 - 7.5 M 16 - 20 1120 - 1400
Rose 5.5 - 6.0 M 15 - 25 1050 - 1750
Stock 6.0 - 7.0 M 16 - 20 1120 - 1400
