Early blight and Septoria leaf spot infections most commonly begin in the early or middle part of the growing season but
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/ A% _, W6 d; c7 |. H- Z0 j公仔箱論壇can start at any time. Infections can occur anywhere and are most severe in wet and humid areas.
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How to identify Early Blight
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% g3 ] u" K5 Y9 HSymptoms of early blight typically begin on the older, lower leaves of a tomato plant. Over time, infections spread upward to
" U, p3 o0 C6 n% h" k8 e7 ~) F: c/ H2 G5.39.217.77
: t' L9 y R' dTVBNOW 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。newer growth. Early blight infections appear as spots that may start out circular or irregular in shape. Spots are dark brown
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$ T. {9 g7 Y( X1 e2 O9 e1 z% Vin color and form concentric rings, or a
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\" U8 m: M F. J& H' F% d0 K7 a' ntvb now,tvbnow,bttvbbullseye pattern, as they grow. The area around the infection commonly turns yellow. As infections grow,
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) N) J* f( `, t5.39.217.77leaves may fall off. Extensive loss
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0 a: X; y2 R$ c3 X5 l/ O公仔箱論壇of foliage is common. Infections most commonly occur on leaves but can also appear on stems and fruit.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。7 F& B+ d: a- R7 I- _/ p
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How to identify Septoria Leaf Spot
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Symptoms of Septoria leaf spot also start
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on the older, lower leaves of a tomato plant and spread upward to newer growth. The spots start out circular but change 公仔箱論壇9 u( K: b$ v3 Y5 \" c. l1 g
0 X: i+ v' E; m" gshape as they grow and can merge with other spots. Spots typically have a dark brown edge with a lighter gray or tan center. - u0 H1 w4 K/ I1 W- T
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Small dark spots, the fruiting bodies of the fungus公仔箱論壇# g- i o; x. i\" x1 E
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, will appear in the gray or tan centers. As infections progress, leaves can turn yellow, then brown and finally dry 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。 l, T6 I5 Q# O* t
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and dead. Stems can also become infected but
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infection of fruit is rare.5.39.217.77/ h( j2 `0 i+ \% t3 z! a
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9 S3 a0 [7 u" u) u. q; u6 S _How to Prevent and Control Early Blight and 公仔箱論壇$ D7 G! L6 E+ A% S
: G \! Y' n+ a. j8 Ctvb now,tvbnow,bttvbSeptoria Leaf Spot
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Follow the 12 easy steps below to enjoy a
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{- R6 Y: D- \. W! D$ [& G5.39.217.77long season of sweet cherry tomatoes, colorful heirloom tomatoes and richly flavored sauce tomatoes.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。+ ]3 q& Z% e5 w5 [' h7 ]4 ~
! g: b- y+ g% J. H5 r: u公仔箱論壇Weed your garden. Some weeds, 5.39.217.77% `2 {" P. [# U& I! j' `# o& E
- X7 X0 R. r$ m7 j; C4 Stvb now,tvbnow,bttvblike nightshade, can host early blight and Septoria leaf spot and spread them to your tomato plants.. A, C: N H: W. a' p- V
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Rotate crop locations. Don’t
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; ]2 h- O* e. v5 l5.39.217.77plant 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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. L# k9 P U/ u公仔箱論壇where tomatoes were grown.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。# G! F; ^6 e# q
0 w: N3 z" C/ K! y8 }0 W( e公仔箱論壇Give your tomato plants more space for better airflow. At least 2 feet of spacing, more is better.
C: s7 A1 Z8 ^7 l, ~ i7 ECover the ground beneath your tomato plants with mulch, plastic or landscape fabric. A cover helps prevent the spread of
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3 v1 s1 |& I+ z& G' j- A公仔箱論壇fungus from the soil to your tvb now,tvbnow,bttvb9 `8 M' d) [3 r2 b( L* W( B
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Stake or cage plants to keep them
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# D" a1 ]: j/ S$ \2 j& ~tvb now,tvbnow,bttvboff the ground. Early blight and Septoria leaf spot can survive on stakes and cages. Use only new or disinfected stakes and ) k8 l- ^; X; X/ w2 L& |
3 a% N: C" O0 ?! x! [0 C0 s1 etvb now,tvbnow,bttvbcages. 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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3 |: C: x6 n$ `9 X0 O2 Q公仔箱論壇overhead watering.
& o; }% Y1 ^" y3 o% G1 g4 Jtvb now,tvbnow,bttvbAvoid getting leaves and stems wet as much as possible and avoid watering in a way that may splash soil onto your plants. tvb now,tvbnow,bttvb* @' F; Y8 @) t
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 公仔箱論壇# B6 Z* [- Y7 Z) m6 n) }' e
% { g3 O9 U. \' G) Kfungus to grow and spread. Avoid working with plants when they are wet. Fungus can be spread more easily when leaves are
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wet. Keep your plants happy and healthy. Weak and stressed
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& J/ U: k2 G6 H+ 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。plants are more susceptible to disease.; ~9 K7 m$ ]0 O2 ]8 n$ N
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Remove and destroy or throw away diseased leaves, both off the tvb now,tvbnow,bttvb, A* H3 Y u* Q% U @2 r6 I: p
\" {0 Z3 Q# O) t$ S! ztvb now,tvbnow,bttvbplantsplant and any that have fallen onto the ground. This may help stop the spread if caught early - G+ H% {9 j" a
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enough. If a plant is heavily infected
\" e, O6 P4 v/ i* }9 HTVBNOW 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。
?. }: c% g @\" V2 }# tTVBNOW 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。, 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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+ i/ C+ n% m; i$ G公仔箱論壇to remove diseased leaves should be disinfected before being used on a different plant.
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Spray plants to prevent and control the tvb now,tvbnow,bttvb2 I, c\" ?# W. {0 I
1 c* K. \: Z. L9 q$ htvb now,tvbnow,bttvbspread of Early blight and Septoria leaf spot. Commercial fungicides are available. For organic gardens, try 5.39.217.77* ?, a% Y4 p0 ]( J
tvb now,tvbnow,bttvb; A) @3 j& l# |( _/ l& u* S* l
GreenCure.5.39.217.77# e: M1 u9 v% q4 R. e% U
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。3 h& ~. u' A4 t" {
公仔箱論壇; a2 ~. z3 e( F' _. N1 r" Q
Late Blight on Tomato Plants
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, z4 K5 c* u3 f! k2 nTVBNOW 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。Late blight is another fungus that infects tomato plants. It spreads fast and can quickly kill all tomato
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( Z5 X( O6 n+ k# x" A7 h8 X$ z+ V. ~tvb now,tvbnow,bttvbplants in a garden. Once a tomato plant
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is infected with late blight, the entire plant should be removed and destroyed. Late blight infections first appear as small,
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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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Septoria leaf spot infections will also help prevent late blight infections. |