1 Care
1.1 Where to Plant?
1.2 How to Plant?
Root Division, Stem Cutting
Seedlings
1.3 Plant Maintenance
1.4 Watering Plants
1.4.1 Watering Requirements
Keep the Soil well drained
Requires regular watering
1.4.2 In Summer
Lots of watering
Lots of watering
1.4.3 In Spring
1.4.4 In Winter
Average Water
Average Water
1.5 Soil
1.5.1 Soil pH
1.5.2 Soil Type
1.5.3 Soil Drainage Capacity
Well drained
Well drained
1.6 Sun Exposure
Full Sun, Partial shade
Full Sun, Partial Sun
1.7 Pruning
Cut off the flower stalks at the base of the plant, Prune after flowering
Prune if you want to improve plant shape, Remove dead leaves
1.8 Fertilizers
10-10-10 diluted liquid fertilizer, High phosphorus
since leafy plants, use higher nitrogen content fertilizer
1.9 Pests and Diseases
Alternaria Leaf Spot, Blight, Leaf curl
Annosus Root Rot, Balsam twig aphid, Balsam Woolly Adelgid, Conifer root aphid, Cooley Spruce Gall Adelgid, Current Season Needle Necrosis, Douglas-fir Needle midge, Douglas-fir Twig weevil, Eriophyid mite, Giant Conifer or Cinara aphid, Grovesiella Canker, Interior Needle Blight, Melampsora Needle rust, Phytophthora Root Rot, Pucciniastrum Needle rust, Rhabdocline Needle Cast, Root weevil, Spruce spider mite, Swiss Needle Cast, Uredinopsis Needle rust
1.10 Plant Tolerance
Heat Tolerance, Shade areas
Drought