Early blight and Septoria leaf spot infections most commonly begin in the early or middle part of the growing season but
4 a( D, I) s% ]4 `' s公仔箱論壇
' r1 c% G' l( k6 f) S0 k+ f6 @( C! 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。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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8 M: Q; R# r/ B( W3 }0 @公仔箱論壇Symptoms of early blight typically begin on the older, lower leaves of a tomato plant. Over time, infections spread upward to 公仔箱論壇4 s2 _7 j) n+ e5 F0 t+ w
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newer growth. Early blight infections appear as spots that may start out circular or irregular in shape. Spots are dark brown 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。, i. @! k; V- n2 k. Y
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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,
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" }) g9 E/ o% D+ _7 W w公仔箱論壇leaves may fall off. Extensive loss
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of foliage is common. Infections most commonly occur on leaves but can also appear on stems and fruit.
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/ Y) L. s0 e+ ]公仔箱論壇How to identify Septoria Leaf Spottvb now,tvbnow,bttvb. v+ u7 o& \) \; {2 B
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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6 i; P1 X& U( U, y! ?
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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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2 y5 e. E3 W/ M- o9 rwww2.tvboxnow.comSmall dark spots, the fruiting bodies of the fungus
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, will appear in the gray or tan centers. As infections progress, leaves can turn yellow, then brown and finally dry 公仔箱論壇6 F8 I) n. L9 X, {0 y
- Z7 c+ G7 Q1 b% p, G% r/ {tvb now,tvbnow,bttvband dead. Stems can also become infected but 9 p+ B\" ~5 O) o$ m9 H
7 C( e5 V; ~5 e+ w i公仔箱論壇infection of fruit is rare.4 K7 R& j# E7 F5 v5 o& s' o
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How to Prevent and Control Early Blight and www2.tvboxnow.com ?. X/ O8 S3 K
\" y6 x5 G2 R* ]) X( nwww2.tvboxnow.comSeptoria Leaf SpotTVBNOW 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。. Z! {" d9 W& T! z
# p! y/ R) {% p2 ptvb now,tvbnow,bttvbFollow the 12 easy steps below to enjoy a
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6 k1 h0 X+ t% [, Tlong season of sweet cherry tomatoes, colorful heirloom tomatoes and richly flavored sauce tomatoes.
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Weed your garden. Some weeds, 2 \/ Z" Q& a. Q3 \5 b$ P: S U
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like nightshade, can host early blight and Septoria leaf spot and spread them to your tomato plants.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。6 Q0 [. z8 d! H* @- d2 h" i
+ `' Y& `) y- bRotate crop locations. Don’t
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plant 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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where 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.
+ V% V( r1 Y, s6 \; X6 m1 h6 D: TCover the ground beneath your tomato plants with mulch, plastic or landscape fabric. A cover helps prevent the spread of tvb now,tvbnow,bttvb" d% R5 `" K6 w- a1 Y. A; D& H
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fungus from the soil to your ) o( k2 U8 U6 G* l, ?, f
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Stake or cage plants to keep them tvb now,tvbnow,bttvb, A' a5 g! [+ f+ a6 f7 f* H
+ m8 I% o5 W/ V' x a/ Ioff the ground. Early blight and Septoria leaf spot can survive on stakes and cages. Use only new or disinfected stakes and 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# z7 }( w# P( {& x
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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 公仔箱論壇! u; j" O$ p4 h& b& _3 I
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space above the soil without any leaves. Do not use tvb now,tvbnow,bttvb+ D+ n7 h, n0 g
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overhead watering. 公仔箱論壇' ]. t$ V6 q. U* f- t
Avoid getting leaves and stems wet as much as possible and avoid watering in a way that may splash soil onto your plants.
0 d9 o% Y2 h* h) O7 o* H- K! k9 LConsider 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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fungus 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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; j& y l. u* E, y( m+ }tvb now,tvbnow,bttvbwet. Keep your plants happy and healthy. Weak and stressed , ^3 y6 H+ n8 y
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plants are more susceptible to disease.8 A/ R. s( [. V) r3 E
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Remove and destroy or throw away diseased leaves, both off the 0 w. ?! F, }$ o* T& N* g
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plantsplant and any that have fallen onto the ground. This may help stop the spread if caught early . A* j$ f6 H5 Y1 T3 k' z$ |
9 `7 y& U, G5 h* C6 M9 u1 C5 h- v/ VTVBNOW 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。enough. If a plant is heavily infected公仔箱論壇, S5 T2 U( r- t) {2 Q6 z* j
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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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to remove diseased leaves should be disinfected before being used on a different plant.
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! [& Y5 X! y) s# p: S+ f: [www2.tvboxnow.comSpray plants to prevent and control the www2.tvboxnow.com6 d1 I) h2 _9 r9 L\" o. N
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spread of Early blight and Septoria leaf spot. Commercial fungicides are available. For organic gardens, try
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Late Blight on Tomato Plants
3 B9 C9 d$ M* O( R0 w" W$ S/ t c/ ]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。
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plants 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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# P% I6 n2 M f9 m3 I7 {1 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。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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* w! {: T; ^# S. f) F' Q( F公仔箱論壇 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. |