Botanical Name: Juglans regia
Common Name: English walnut Type of Plant: dicot: tree Character deciduous Habit of Growth: Overall Shape an erect, single-trunked, heavy-branched tree, with spreading branches forming a large rounded canopy; trunk and branches are grayish-white, smooth Height 40-70' Spread equal or more Growth Rate rapid Environment: Exposure outdoors full sun preferred; can tolerate some shade Soil thrives in well-draining soil Hardiness hardy (zones 4-9; 14-23); grows well in warm, humid areas Morphology: Leaves odd-pinnately compound, alternate, 8-16" (20") long, with mostly 7-9 leaflets; oblong-ovate, 2-6" long, aromatic when crushed Flowers unisexual: male flowers in drooping catkins; pistillate flowers borne on short, terminal spikes; flowers appear afterleaves; April-May Fruit large drupaceous nut: 1-1/2" diam, round Propagation: seed Usage: mostly used as an orchard tree; not a good landscape tree except for large areas; then as shade; very messy, brittle wood and disease; pest problems; also very aggressive root system Landscape Care: Watering regular preferred; apply deep soakings; keep irrigation water away from base of trunk to prevent fungus attack and rot Fertilizing balanced fertilizing in spring and mid-summer Pruning head high when young; thin yearly and remove deadwood Pests/Diseases aphids, sooty mold (bad); stem rot fungus, scale, spider mite Special Conditions/Other Origin: Southeastern Europe Family: Juglandaceae Notes: |
Your pictures go here |