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[生活小百科] Early Blight and Septoria Leaf Spot on Tomato Plants

Early blight and Septoria leaf spot infections most commonly begin in the early or middle part of the growing season but 5.39.217.766 M% t- d! `# @& g
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can start at any time. Infections can occur anywhere and are most severe in wet and humid areas.
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+ b( Y9 [" y% \/ yTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。How to identify Early Blight
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6 j+ f  H2 P; Y, S! P. R, v- WSymptoms of early blight typically begin on the older, lower leaves of a tomato plant. Over time, infections spread upward to
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# G: Q+ d3 I# K* ^/ E2 j* _0 Inewer growth. Early blight infections appear as spots that may start out circular or irregular in shape. Spots are dark brown
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in color and form concentric rings, or a
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bullseye pattern
, as they grow. The area around the infection commonly turns yellow. As infections grow, ' J- M* e5 b2 L' W

& g6 `% ~" F- r7 x, l: o! V2 J* zTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。leaves may fall off. Extensive loss ) B$ f, g( L# O

  I5 T4 Q: l3 D6 H+ C1 LTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。of foliage is common. Infections most commonly occur on leaves but can also appear on stems and fruit.
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( V% l- r5 c% |3 tHow to identify Septoria Leaf Spot
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: G8 O5 d" @8 a4 p/ F, M2 K9 ]- QTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。Symptoms of Septoria leaf spot also start 5.39.217.76. e7 Y6 d, Q3 E

7 \$ `( r( h5 c$ d7 I7 _2 ?on the older, lower leaves of a tomato plant and spread upward to newer growth. The spots start out circular but change 5.39.217.76' `! b4 c$ P$ i$ V: I
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shape as they grow and can merge with other spots. Spots typically have a dark brown edge with a lighter gray or tan center.
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Small dark spots, the fruiting bodies of the fungus5.39.217.76* ^5 L7 G  R/ w+ R* N1 s( O% ^

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, will appear in the gray or tan centers. As infections progress, leaves can turn yellow, then brown and finally dry
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and dead. Stems can also become infected but
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7 F( B9 w: d4 k/ H/ sinfection of fruit
is rare.
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How to Prevent and Control Early Blight and tvb now,tvbnow,bttvb! L9 p; i' n; D- ^\" l, n
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Septoria Leaf Spot

0 O2 q3 }5 W) \( z- {8 s1 p, lTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。
: Q4 W6 O1 \+ ^' R) [0 O0 j) u1 STVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。Follow the 12 easy steps below to enjoy a
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of sweet cherry tomatoes, colorful heirloom tomatoes and richly flavored sauce tomatoes.
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) Y2 ]& B9 k3 c" e( P/ Jtvb now,tvbnow,bttvbWeed your garden. Some weeds,
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2 e' g( ~: U7 t6 m  htvb now,tvbnow,bttvblike nightshade, can host early blight and Septoria leaf spot and spread them to your tomato plants.
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5 h( l$ N8 a# A: K& l" l- W% k+ I5.39.217.76Rotate crop locations. Don’t
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3 H/ m9 @; n" r* K  pplant your tomatoes in the same place each year. Early blight and Septoria leaf spot can persist for multiple years in areas
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4 D, F+ O1 x1 ewhere tomatoes were grown.
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Give your tomato plants more space for better airflow. At least 2 feet of spacing, more is better.
) S+ c1 ]8 D7 W8 z! T; B! [TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。Cover the ground beneath your tomato plants with mulch, plastic or landscape fabric. A cover helps prevent the spread of 5.39.217.76$ l: r, B+ S2 d* n+ h6 E7 J6 o# n

9 P* G3 t$ q9 k( x5 b& Gfungus from the soil to your TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。. F" e. f" Y# W) u( U8 Y/ }
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plants.tvb now,tvbnow,bttvb' J& ?6 D) p; P5 F- k) K' E9 B
TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。" ~% }1 e# Y& K! E9 l
Stake or cage plants to keep them " e( J: _0 _, P5 L

, Q/ n4 h6 m+ f1 G4 ]  U) I) O5.39.217.76off the ground. Early blight and Septoria leaf spot can survive on stakes and cages. Use only new or disinfected stakes and
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cages. Remove lower leaves for better airflow. As plants mature, remove lower leaves until there is about 8 to 10 inches of
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space above the soil without any leaves. Do not use
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overhead watering
.
8 T4 j' Y5 p1 k2 kAvoid getting leaves and stems wet as much as possible and avoid watering in a way that may splash soil onto your plants. 4 _+ T( V$ p9 d
Consider using a soaker hose or drip tape. Water in the early part of the day. This allows leaves to dry faster. Wet leaves allow
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+ D3 P& z5 q! t  h& z4 x& _. PTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。fungus to grow and spread. Avoid working with plants when they are wet. Fungus can be spread more easily when leaves are ( d; W# h  l" m7 U

& D5 N5 G& {! R6 w, |4 FTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。wet. Keep your plants happy and healthy. Weak and stressed TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。+ W4 [9 b  l! V! @% V$ k- o
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plants
are more susceptible to disease.5.39.217.76( f) w! N% i' v- A* O4 T
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Remove and destroy or throw away diseased leaves, both off the TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。( q, d( Y4 X) H) q
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plants
plant and any that have fallen onto the ground. This may help stop the spread if caught early
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enough. If a plant is heavily infected
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, the entire plant should be removed and destroyed. Do not put infected leaves or plants in a compost pile. Tools used
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) h9 H, W4 @1 f! P2 s* Z  T! ?3 _to remove diseased leaves should be disinfected before being used on a different plant.
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1 N5 l# |0 b. w8 @" X" D( }) Ztvb now,tvbnow,bttvbSpray plants to prevent and control the TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。: N) O# {9 I# Y9 C2 p2 P3 ~

% Q$ |6 C. \# \* U) p1 Tspread of Early blight and Septoria leaf spot.
Commercial fungicides are available. For organic gardens, try / ~* r2 [) W* p" Q- }
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GreenCure.TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。+ x6 `: z) ]: u2 _4 G* M

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Late Blight on Tomato Plants5.39.217.765 r0 j, g' j! t+ n- |  W* W
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Late blight is another fungus that infects tomato plants. It spreads fast and can quickly kill all tomato ! Q: I$ ?6 n, O0 }* y- w  |) r
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plants in a garden. Once a tomato plant 公仔箱論壇7 E  ?" B/ q0 `. R4 |* g0 u

3 R" e. F% @3 E0 P7 c5 M% Tis infected with late blight, the entire plant should be removed and destroyed. Late blight infections first appear as small,
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, X9 [0 w2 R- ]: z! K0 |water-soaked spots on leaves and stems that grow and turn dark brown or gray. A white downy growth may develop on the underside of infected leaves. Late blight
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can infect all parts of a tomato plant, including the fruit. Most of the methods for preventing early blight and
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% F$ E3 Y' G: T  RTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。Septoria leaf spot infections will also help prevent late blight infections.
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