{"id":10468,"date":"2020-07-02T05:47:12","date_gmt":"2020-07-02T05:47:12","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=10468"},"modified":"2020-07-02T05:47:12","modified_gmt":"2020-07-02T05:47:12","slug":"norway-spruce-care-growing-guide","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/life\/gardening\/norway-spruce-care-growing-guide\/","title":{"rendered":"V\u00e2n sam: C\u00e2y xanh \u0111a n\u0103ng cho c\u1ea3nh quan v\u00e0 l\u1ec5 Gi\u00e1ng sinh"},"content":{"rendered":"

V\u00e2n sam: M\u1ed9t lo\u1ea1i c\u00e2y th\u01b0\u1eddng xanh linh ho\u1ea1t cho c\u1ea3nh quan v\u00e0 l\u1ec5 Gi\u00e1ng sinh<\/h2>\n\n

H\u01b0\u1edbng d\u1eabn ch\u0103m s\u00f3c v\u00e0 tr\u1ed3ng c\u00e2y<\/h2>\n\n

T\u1ed5ng quan<\/h2>\n\n

V\u00e2n sam (Picea abies) l\u00e0 m\u1ed9t lo\u1ea1i c\u00e2y th\u01b0\u1eddng xanh ph\u1ed5 bi\u1ebfn \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi kh\u1ea3 n\u0103ng sinh tr\u01b0\u1edfng nhanh, t\u00e1n l\u00e1 d\u00e0y v\u00e0 kh\u1ea3 n\u0103ng th\u00edch nghi v\u1edbi nhi\u1ec1u c\u1ea3nh quan kh\u00e1c nhau. Cho d\u00f9 b\u1ea1n \u0111ang t\u00ecm ki\u1ebfm s\u1ef1 ri\u00eang t\u01b0, c\u00e2y ch\u1eafn gi\u00f3 hay m\u1ed9t c\u00e2y th\u00f4ng Noel truy\u1ec1n th\u1ed1ng, v\u00e2n sam l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn tuy\u1ec7t v\u1eddi.<\/p>\n\n

Ch\u0103m s\u00f3c<\/h2>\n\n

Vi\u1ec7c tr\u1ed3ng c\u00e2y v\u00e2n sam t\u01b0\u01a1ng \u0111\u1ed1i d\u1ec5 d\u00e0ng n\u1ebfu \u0111\u01b0\u1ee3c ch\u0103m s\u00f3c \u0111\u00fang c\u00e1ch.<\/p>\n\n

\u00c1nh s\u00e1ng:<\/strong> V\u00e2n sam \u01b0a s\u00e1ng ho\u00e0n to\u00e0n \u0111\u1ebfn b\u00f3ng r\u00e2m, c\u1ea7n \u00edt nh\u1ea5t s\u00e1u gi\u1edd n\u1eafng m\u1ed7i ng\u00e0y.<\/p>\n\n

\u0110\u1ea5t:<\/strong> Lo\u1ea1i \u0111\u1ea5t l\u00fd t\u01b0\u1edfng cho v\u00e2n sam l\u00e0 \u0111\u1ea5t \u1ea9m, tho\u00e1t n\u01b0\u1edbc t\u1ed1t v\u00e0 h\u01a1i chua. \u0110\u1ea5t t\u01a1i x\u1ed1p, nhi\u1ec1u m\u00f9n l\u00e0 c\u00f3 l\u1ee3i.<\/p>\n\n

T\u01b0\u1edbi n\u01b0\u1edbc:<\/strong> Khi \u0111\u00e3 b\u00e9n r\u1ec5, v\u00e2n sam c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c \u0111i\u1ec1u ki\u1ec7n h\u1ea1n h\u00e1n nh\u01b0ng th\u00edch \u0111\u01b0\u1ee3c t\u01b0\u1edbi n\u01b0\u1edbc th\u01b0\u1eddng xuy\u00ean. T\u01b0\u1edbi n\u01b0\u1edbc s\u00e2u hi\u1ec7u qu\u1ea3 h\u01a1n t\u01b0\u1edbi n\u00f4ng, th\u01b0\u1eddng xuy\u00ean.<\/p>\n\n

Ph\u00e2n b\u00f3n:<\/strong> Vi\u1ec7c b\u00f3n ph\u00e2n th\u01b0\u1eddng kh\u00f4ng c\u1ea7n thi\u1ebft, tr\u1eeb khi k\u1ebft qu\u1ea3 ki\u1ec3m tra \u0111\u1ea5t ch\u1ec9 ra c\u1ea7n b\u1ed5 sung th\u00eam ch\u1ea5t dinh d\u01b0\u1ee1ng.<\/p>\n\n

C\u00e1c lo\u1ea1i<\/h2>\n\n

V\u00e2n sam c\u00f3 nhi\u1ec1u gi\u1ed1ng c\u00e2y tr\u1ed3ng c\u00f3 s\u1eb5n, m\u1ed7i gi\u1ed1ng c\u00f3 nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m ri\u00eang bi\u1ec7t:<\/p>\n\n

    \n
  • Nidiformis:<\/strong> \u0110\u01b0\u1ee3c g\u1ecdi l\u00e0 “v\u00e2n sam t\u1ed5 chim”, gi\u1ed1ng c\u00e2y th\u00e2n l\u00f9n n\u00e0y cao kho\u1ea3ng 3 feet.<\/li>\n
  • Pumila Glauca:<\/strong> M\u1ed9t gi\u1ed1ng thu nh\u1ecf v\u1edbi nh\u1eefng chi\u1ebfc kim m\u00e0u xanh lam – l\u1ee5c \u0111\u1eb9p, cao kho\u1ea3ng 4 feet.<\/li>\n
  • Pendula:<\/strong> M\u1ed9t gi\u1ed1ng c\u00e2y r\u0169 c\u00f3 th\u1ec3 cao t\u1edbi 60 feet nh\u01b0ng ch\u1ec9 r\u1ed9ng 5 feet khi tr\u01b0\u1edfng th\u00e0nh.<\/li>\n<\/ul>\n\n

    C\u1eaft t\u1ec9a<\/h2>\n\n

    V\u00e2n sam t\u1ef1 nhi\u00ean ph\u00e1t tri\u1ec3n m\u1ed9t h\u00ecnh d\u00e1ng duy\u00ean d\u00e1ng, v\u00ec v\u1eady vi\u1ec7c c\u1eaft t\u1ec9a th\u01b0\u1eddng \u1edf m\u1ee9c t\u1ed1i thi\u1ec3u. Tuy nhi\u00ean, n\u1ebfu c\u1ea7n:<\/p>\n\n

      \n
    • Lo\u1ea1i b\u1ecf nh\u1eefng c\u00e0nh ch\u1ebft ho\u1eb7c b\u1ecb b\u1ec7nh.<\/li>\n
    • Gi\u1ea3m di\u1ec7n t\u00edch \u0111\u00f3n gi\u00f3 \u1edf nh\u1eefng khu v\u1ef1c c\u00f3 gi\u00f3 m\u1ea1nh.<\/li>\n
    • C\u1eaft ngay b\u00ean ngo\u00e0i c\u1ed5 c\u00e0nh \u0111\u1ec3 tr\u00e1nh \u0111\u1ec3 l\u1ea1i m\u1ea9u.<\/li>\n<\/ul>\n\n

      Nh\u00e2n gi\u1ed1ng<\/h2>\n\n

      C\u00e1ch nh\u00e2n gi\u1ed1ng v\u00e2n sam hi\u1ec7u qu\u1ea3 nh\u1ea5t l\u00e0 gi\u00e2m c\u00e0nh:<\/p>\n\n

        \n
      1. C\u1eaft m\u1ed9t th\u00e2n d\u00e0i 6 inch t\u1eeb m\u1ed9t nh\u00e1nh d\u1ebbo \u1edf g\u00f3c 45 \u0111\u1ed9.<\/li>\n
      2. Lo\u1ea1i b\u1ecf kim \u1edf ph\u1ea7n inch d\u01b0\u1edbi c\u00f9ng.<\/li>\n
      3. Tr\u1ed3ng c\u00e0nh gi\u00e2m v\u00e0o \u0111\u1ea5t c\u00e1t.<\/li>\n
      4. Cung c\u1ea5p m\u00f4i tr\u01b0\u1eddng \u1ea5m \u00e1p, \u00e1nh s\u00e1ng gi\u00e1n ti\u1ebfp v\u00e0 t\u01b0\u1edbi n\u01b0\u1edbc th\u01b0\u1eddng xuy\u00ean.<\/li>\n<\/ol>\n\n

        Tr\u1ed3ng t\u1eeb h\u1ea1t<\/h2>\n\n
          \n
        1. Thu th\u1eadp h\u1ea1t gi\u1ed1ng t\u1eeb nh\u1eefng qu\u1ea3 n\u00f3n r\u1ee5ng v\u00e0 b\u1ea3o qu\u1ea3n trong t\u1ee7 l\u1ea1nh \u00edt nh\u1ea5t ba tu\u1ea7n.<\/li>\n
        2. Ng\u00e2m h\u1ea1t trong n\u01b0\u1edbc trong 24 gi\u1edd v\u00e0 lo\u1ea1i b\u1ecf nh\u1eefng h\u1ea1t n\u1ed5i.<\/li>\n
        3. Tr\u1ed3ng nh\u1eefng h\u1ea1t c\u00f2n l\u1ea1i v\u00e0o \u0111\u1ea5t \u1ea9m, tho\u00e1t n\u01b0\u1edbc t\u1ed1t.<\/li>\n
        4. S\u1ef1 n\u1ea3y m\u1ea7m th\u01b0\u1eddng x\u1ea3y ra trong v\u00f2ng ba tu\u1ea7n.<\/li>\n
        5. Gi\u1eef c\u00e2y non trong th\u00f9ng ch\u1ee9a trong m\u1ed9t m\u00f9a tr\u01b0\u1edbc khi c\u1ea5y ra ngo\u00e0i tr\u1eddi.<\/li>\n<\/ol>\n\n

          Tr\u1ed3ng v\u00e0 thay ch\u1eadu<\/h2>\n\n
            \n
          • S\u1eed d\u1ee5ng ch\u1eadu nh\u1ef1a 12 inch cho c\u00e2y non.<\/li>\n
          • Th\u01b0\u1eddng kh\u00f4ng c\u1ea7n thay ch\u1eadu v\u00ec v\u00e2n sam ph\u00e1t tri\u1ec3n nhanh v\u00e0 n\u00ean \u0111\u01b0\u1ee3c tr\u1ed3ng ngo\u00e0i tr\u1eddi sau m\u1ed9t ho\u1eb7c hai m\u00f9a.<\/li>\n<\/ul>\n\n

            Tr\u00fa \u0111\u00f4ng<\/h2>\n\n

            Nh\u1eefng c\u00e2y v\u00e2n sam tr\u01b0\u1edfng th\u00e0nh r\u1ea5t c\u1ee9ng c\u00e1p v\u1edbi gi\u00e1 l\u1ea1nh v\u00e0 kh\u00f4ng c\u1ea7n ch\u0103m s\u00f3c \u0111\u1eb7c bi\u1ec7t n\u00e0o \u0111\u1ec3 tr\u00fa \u0111\u00f4ng. R\u1ea3i l\u1edbp ph\u1ee7 xung quanh g\u1ed1c c\u00e2y non c\u00f3 th\u1ec3 gi\u00fap c\u00e1ch nhi\u1ec7t.<\/p>\n\n

            S\u00e2u b\u1ec7nh h\u1ea1i th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n

            V\u00e2n sam th\u01b0\u1eddng c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu v\u1edbi b\u1ec7nh t\u1eadt, nh\u01b0ng c\u00e2y c\u00f3 th\u1ec3 b\u1ecb nhi\u1ec5m:<\/p>\n\n

              \n
            • B\u1ec7nh Cytospora:<\/strong> M\u1ed9t b\u1ec7nh n\u1ea5m \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e0nh c\u00e2y.<\/li>\n
            • B\u1ec7nh lo\u00e9t:<\/strong> M\u1ed9t b\u1ec7nh n\u1ea5m g\u00e2y ra c\u00e1c t\u1ed5n th\u01b0\u01a1ng tr\u00ean v\u1ecf c\u00e2y.<\/li>\n
            • B\u1ec7nh r\u1ec9 s\u1eaft:<\/strong> M\u1ed9t b\u1ec7nh n\u1ea5m l\u00e0m \u0111\u1ed5i m\u00e0u v\u00e0 l\u00e0m y\u1ebfu kim.<\/li>\n<\/ul>\n\n

              C\u00e2u h\u1ecfi v\u1ec1 t\u1eeb kh\u00f3a \u0111u\u00f4i d\u00e0i<\/h2>\n\n
                \n
              • L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 tr\u1ed3ng c\u00e2y v\u00e2n sam t\u1eeb h\u1ea1t gi\u1ed1ng?<\/strong><\/li>\n<\/ul>\n\n

                Th\u1ef1c hi\u1ec7n theo c\u00e1c b\u01b0\u1edbc \u0111\u01b0\u1ee3c n\u00eau trong ph\u1ea7n “Tr\u1ed3ng t\u1eeb h\u1ea1t gi\u1ed1ng”.<\/p>\n\n

                  \n
                • C\u00e1ch ch\u0103m s\u00f3c c\u00e2y v\u00e2n sam trong ch\u1eadu?<\/strong><\/li>\n<\/ul>\n\n

                  S\u1eed d\u1ee5ng ch\u1eadu 12 inch ch\u1ee9a \u0111\u1ea5t tho\u00e1t n\u01b0\u1edbc t\u1ed1t v\u00e0 cung c\u1ea5p nhi\u1ec1u \u00e1nh s\u00e1ng v\u00e0 n\u01b0\u1edbc. Th\u01b0\u1eddng kh\u00f4ng c\u1ea7n thay ch\u1eadu.<\/p>\n\n

                    \n
                  • S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa v\u00e2n sam v\u00e0 linh sam Douglas l\u00e0 g\u00ec?<\/strong><\/li>\n<\/ul>\n\n

                    Kim v\u00e2n sam nh\u1ecdn v\u00e0 c\u1ee9ng, trong khi kim linh sam Douglas m\u1ec1m v\u00e0 x\u00f2e.<\/p>\n\n

                      \n
                    • V\u00e2n sam c\u00f3 th\u1ec3 tr\u1ed3ng trong nh\u00e0 kh\u00f4ng?<\/strong><\/li>\n<\/ul>\n\n

                      V\u00e2n sam ph\u00e1t tri\u1ec3n qu\u00e1 l\u1edbn kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi ch\u1eadu tr\u1ed3ng trong nh\u00e0. C\u00f3 th\u1ec3 t\u1ea1m th\u1eddi tr\u1ed3ng c\u00e1c c\u00e2y non trong nh\u00e0 nh\u01b0ng c\u1ea7n tr\u1ed3ng ngo\u00e0i tr\u1eddi khi h\u1ec7 th\u1ed1ng r\u1ec5 ph\u00e1t tri\u1ec3n.<\/p>\n\n

                        \n
                      • C\u00e2y v\u00e2n sam c\u00f3 r\u1ee5ng kim kh\u00f4ng?<\/strong><\/li>\n<\/ul>\n\n

                        C\u00f3, c\u00e2y v\u00e2n sam r\u1ee5ng kim h\u00e0ng n\u0103m, nh\u01b0ng t\u00ecnh tr\u1ea1ng r\u1ee5ng kim \u00edt \u0111\u00e1ng ch\u00fa \u00fd h\u01a1n so v\u1edbi c\u00e2y th\u00f4ng.<\/p>","protected":false},"excerpt":{"rendered":"

                        V\u00e2n sam: M\u1ed9t lo\u1ea1i c\u00e2y th\u01b0\u1eddng xanh linh ho\u1ea1t cho c\u1ea3nh quan v\u00e0 l\u1ec5 Gi\u00e1ng sinh H\u01b0\u1edbng d\u1eabn ch\u0103m s\u00f3c v\u00e0 tr\u1ed3ng c\u00e2y T\u1ed5ng quan V\u00e2n sam (Picea abies) l\u00e0…<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8813],"tags":[8814,10994,14591,8819,14588,14589,14590,8984],"class_list":["post-10468","post","type-post","status-publish","format-standard","hentry","category-gardening","tag-christmas-tree","tag-easy-to-grow","tag-hardy","tag-landscaping","tag-norway-spruce","tag-windbreak","tag-fast-growing","tag-evergreen"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/10468","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=10468"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/10468\/revisions"}],"predecessor-version":[{"id":10469,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/10468\/revisions\/10469"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=10468"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=10468"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=10468"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}